Refactor all params into ParamItem (#20987)

Signed-off-by: Enwei Jiao <enwei.jiao@zilliz.com>

Signed-off-by: Enwei Jiao <enwei.jiao@zilliz.com>

cmd/roles/roles.go

@@ -24,6 +24,7 @@ import (
 	"strings"
 	"sync"
 	"syscall"
+	"time"
 
 	"github.com/milvus-io/milvus/internal/management"
 	rocksmqimpl "github.com/milvus-io/milvus/internal/mq/mqimpl/rocksmq/server"
@@ -31,13 +32,9 @@ import (
 	"go.uber.org/zap"
 
 	"github.com/milvus-io/milvus/cmd/components"
-	"github.com/milvus-io/milvus/internal/datanode"
-	"github.com/milvus-io/milvus/internal/indexnode"
 	"github.com/milvus-io/milvus/internal/log"
 	"github.com/milvus-io/milvus/internal/management/healthz"
 	"github.com/milvus-io/milvus/internal/metrics"
-	"github.com/milvus-io/milvus/internal/proxy"
-	"github.com/milvus-io/milvus/internal/querynode"
 	"github.com/milvus-io/milvus/internal/util/dependency"
 	"github.com/milvus-io/milvus/internal/util/etcd"
 	"github.com/milvus-io/milvus/internal/util/logutil"
@@ -70,7 +67,6 @@ type component interface {
 
 func runComponent[T component](ctx context.Context,
 	localMsg bool,
-	extraInit func(),
 	creator func(context.Context, dependency.Factory) (T, error),
 	metricRegister func(*prometheus.Registry)) T {
 	var role T
@@ -78,9 +74,6 @@ func runComponent[T component](ctx context.Context,
 
 	wg.Add(1)
 	go func() {
-		if extraInit != nil {
-			extraInit()
-		}
 		factory := dependency.NewFactory(localMsg)
 		var err error
 		role, err = creator(ctx, factory)
@@ -130,55 +123,35 @@ func (mr *MilvusRoles) printLDPreLoad() {
 }
 
 func (mr *MilvusRoles) runRootCoord(ctx context.Context, localMsg bool) *components.RootCoord {
-	return runComponent(ctx, localMsg, nil, components.NewRootCoord, metrics.RegisterRootCoord)
+	return runComponent(ctx, localMsg, components.NewRootCoord, metrics.RegisterRootCoord)
 }
 
-func (mr *MilvusRoles) runProxy(ctx context.Context, localMsg bool, alias string) *components.Proxy {
+func (mr *MilvusRoles) runProxy(ctx context.Context, localMsg bool) *components.Proxy {
-	return runComponent(ctx, localMsg,
+	return runComponent(ctx, localMsg, components.NewProxy, metrics.RegisterProxy)
-		func() {
-			proxy.Params.ProxyCfg.InitAlias(alias)
-		},
-		components.NewProxy,
-		metrics.RegisterProxy)
 }
 
 func (mr *MilvusRoles) runQueryCoord(ctx context.Context, localMsg bool) *components.QueryCoord {
-	return runComponent(ctx, localMsg, nil, components.NewQueryCoord, metrics.RegisterQueryCoord)
+	return runComponent(ctx, localMsg, components.NewQueryCoord, metrics.RegisterQueryCoord)
 }
 
-func (mr *MilvusRoles) runQueryNode(ctx context.Context, localMsg bool, alias string) *components.QueryNode {
+func (mr *MilvusRoles) runQueryNode(ctx context.Context, localMsg bool) *components.QueryNode {
-	return runComponent(ctx, localMsg,
+	return runComponent(ctx, localMsg, components.NewQueryNode, metrics.RegisterQueryNode)
-		func() {
-			querynode.Params.QueryNodeCfg.InitAlias(alias)
-		},
-		components.NewQueryNode,
-		metrics.RegisterQueryNode)
 }
 
 func (mr *MilvusRoles) runDataCoord(ctx context.Context, localMsg bool) *components.DataCoord {
-	return runComponent(ctx, localMsg, nil, components.NewDataCoord, metrics.RegisterDataCoord)
+	return runComponent(ctx, localMsg, components.NewDataCoord, metrics.RegisterDataCoord)
 }
 
-func (mr *MilvusRoles) runDataNode(ctx context.Context, localMsg bool, alias string) *components.DataNode {
+func (mr *MilvusRoles) runDataNode(ctx context.Context, localMsg bool) *components.DataNode {
-	return runComponent(ctx, localMsg,
+	return runComponent(ctx, localMsg, components.NewDataNode, metrics.RegisterDataNode)
-		func() {
-			datanode.Params.DataNodeCfg.InitAlias(alias)
-		},
-		components.NewDataNode,
-		metrics.RegisterDataNode)
 }
 
 func (mr *MilvusRoles) runIndexCoord(ctx context.Context, localMsg bool) *components.IndexCoord {
-	return runComponent(ctx, localMsg, nil, components.NewIndexCoord, metrics.RegisterIndexCoord)
+	return runComponent(ctx, localMsg, components.NewIndexCoord, metrics.RegisterIndexCoord)
 }
 
-func (mr *MilvusRoles) runIndexNode(ctx context.Context, localMsg bool, alias string) *components.IndexNode {
+func (mr *MilvusRoles) runIndexNode(ctx context.Context, localMsg bool) *components.IndexNode {
-	return runComponent(ctx, localMsg,
+	return runComponent(ctx, localMsg, components.NewIndexNode, metrics.RegisterIndexNode)
-		func() {
-			indexnode.Params.IndexNodeCfg.InitAlias(alias)
-		},
-		components.NewIndexNode,
-		metrics.RegisterIndexNode)
 }
 
 func (mr *MilvusRoles) setupLogger() {
@@ -260,7 +233,7 @@ func (mr *MilvusRoles) Run(local bool, alias string) {
 	var pn *components.Proxy
 	if mr.EnableProxy {
 		pctx := log.WithModule(ctx, "Proxy")
-		pn = mr.runProxy(pctx, local, alias)
+		pn = mr.runProxy(pctx, local)
 		if pn != nil {
 			defer pn.Stop()
 		}
@@ -276,7 +249,7 @@ func (mr *MilvusRoles) Run(local bool, alias string) {
 
 	var qn *components.QueryNode
 	if mr.EnableQueryNode {
-		qn = mr.runQueryNode(ctx, local, alias)
+		qn = mr.runQueryNode(ctx, local)
 		if qn != nil {
 			defer qn.Stop()
 		}
@@ -292,7 +265,7 @@ func (mr *MilvusRoles) Run(local bool, alias string) {
 
 	var dn *components.DataNode
 	if mr.EnableDataNode {
-		dn = mr.runDataNode(ctx, local, alias)
+		dn = mr.runDataNode(ctx, local)
 		if dn != nil {
 			defer dn.Stop()
 		}
@@ -308,7 +281,7 @@ func (mr *MilvusRoles) Run(local bool, alias string) {
 
 	var in *components.IndexNode
 	if mr.EnableIndexNode {
-		in = mr.runIndexNode(ctx, local, alias)
+		in = mr.runIndexNode(ctx, local)
 		if in != nil {
 			defer in.Stop()
 		}
@@ -318,6 +291,10 @@ func (mr *MilvusRoles) Run(local bool, alias string) {
 
 	metrics.Register(Registry)
 	management.ServeHTTP()
+
+	paramtable.SetCreateTime(time.Now())
+	paramtable.SetUpdateTime(time.Now())
+
 	sc := make(chan os.Signal, 1)
 	signal.Notify(sc,
 		syscall.SIGHUP,

cmd/tools/migration/backend/backend.go

@@ -23,8 +23,8 @@ type Backend interface {
 }
 
 func NewBackend(cfg *configs.MilvusConfig, version string) (Backend, error) {
-	if cfg.MetaStoreCfg.MetaStoreType != util.MetaStoreTypeEtcd {
+	if cfg.MetaStoreCfg.MetaStoreType.GetValue() != util.MetaStoreTypeEtcd {
-		return nil, fmt.Errorf("%s is not supported now", cfg.MetaStoreCfg.MetaStoreType)
+		return nil, fmt.Errorf("%s is not supported now", cfg.MetaStoreCfg.MetaStoreType.GetValue())
 	}
 	v, err := semver.Parse(version)
 	if err != nil {

cmd/tools/migration/configs/config.go

@@ -79,13 +79,11 @@ func (c *MilvusConfig) init(base *paramtable.BaseTable) {
 	c.EtcdCfg = &paramtable.EtcdConfig{}
 	c.MysqlCfg = &paramtable.MetaDBConfig{}
 
-	c.MetaStoreCfg.Base = base
+	c.MetaStoreCfg.Init(base)
-	c.MetaStoreCfg.LoadCfgToMemory()
 
-	switch c.MetaStoreCfg.MetaStoreType {
+	switch c.MetaStoreCfg.MetaStoreType.GetValue() {
 	case util.MetaStoreTypeMysql:
-		c.MysqlCfg.Base = base
+		c.MysqlCfg.Init(base)
-		c.MysqlCfg.LoadCfgToMemory()
 	default:
 	}
 
@@ -96,11 +94,11 @@ func (c *MilvusConfig) String() string {
 	if c == nil {
 		return ""
 	}
-	switch c.MetaStoreCfg.MetaStoreType {
+	switch c.MetaStoreCfg.MetaStoreType.GetValue() {
 	case util.MetaStoreTypeEtcd:
-		return fmt.Sprintf("Type: %s, EndPoints: %v, MetaRootPath: %s", c.MetaStoreCfg.MetaStoreType, c.EtcdCfg.Endpoints, c.EtcdCfg.MetaRootPath)
+		return fmt.Sprintf("Type: %s, EndPoints: %v, MetaRootPath: %s", c.MetaStoreCfg.MetaStoreType.GetValue(), c.EtcdCfg.Endpoints.GetValue(), c.EtcdCfg.MetaRootPath.GetValue())
 	default:
-		return fmt.Sprintf("unsupported meta store: %s", c.MetaStoreCfg.MetaStoreType)
+		return fmt.Sprintf("unsupported meta store: %s", c.MetaStoreCfg.MetaStoreType.GetValue())
 	}
 }
 

cmd/tools/migration/meta/210_to_220.go

@@ -162,7 +162,7 @@ func combineToCollectionIndexesMeta220(fieldIndexes FieldIndexes210, collectionI
 			newIndexParamsMap := make(map[string]string)
 			for _, kv := range indexInfo.IndexParams {
 				if kv.Key == common.IndexParamsKey {
-					params, err := funcutil.ParseIndexParamsMap(kv.Value)
+					params, err := funcutil.JSONToMap(kv.Value)
 					if err != nil {
 						return nil, err
 					}

internal/config/etcd_source.go

@@ -77,7 +77,7 @@ func (es *EtcdSource) GetConfigurations() (map[string]string, error) {
 	if err != nil {
 		return nil, err
 	}
-	es.configRefresher.start()
+	es.configRefresher.start(es.GetSourceName())
 	es.RLock()
 	for key, value := range es.currentConfig {
 		configMap[key] = value
@@ -98,6 +98,7 @@ func (es *EtcdSource) GetSourceName() string {
 }
 
 func (es *EtcdSource) Close() {
+	es.etcdCli.Close()
 	es.configRefresher.stop()
 }
 

internal/config/file_source.go

@@ -65,7 +65,7 @@ func (fs *FileSource) GetConfigurations() (map[string]string, error) {
 		return nil, err
 	}
 
-	fs.configRefresher.start()
+	fs.configRefresher.start(fs.GetSourceName())
 
 	fs.RLock()
 	for k, v := range fs.configs {

internal/config/manager.go

@@ -153,6 +153,12 @@ func (m *Manager) DeleteConfig(key string) {
 	m.overlayConfigs[formatKey(key)] = TombValue
 }
 
+func (m *Manager) ResetConfig(key string) {
+	m.Lock()
+	defer m.Unlock()
+	delete(m.overlayConfigs, formatKey(key))
+}
+
 // Do not use it directly, only used when add source and unittests.
 func (m *Manager) pullSourceConfigs(source string) error {
 	configSource, ok := m.sources[source]

internal/config/refresher.go

@@ -40,10 +40,10 @@ func newRefresher(interval time.Duration, fetchFunc func() error) refresher {
 	}
 }
 
-func (r refresher) start() {
+func (r refresher) start(name string) {
 	if r.refreshInterval > 0 {
 		r.intervalInitOnce.Do(func() {
-			go r.refreshPeriodically()
+			go r.refreshPeriodically(name)
 		})
 	}
 }
@@ -52,9 +52,9 @@ func (r refresher) stop() {
 	r.intervalDone <- true
 }
 
-func (r refresher) refreshPeriodically() {
+func (r refresher) refreshPeriodically(name string) {
 	ticker := time.NewTicker(r.refreshInterval)
-	log.Info("start refreshing configurations")
+	log.Info("start refreshing configurations", zap.String("source", name))
 	for {
 		select {
 		case <-ticker.C:

internal/datacoord/channel_checker.go

@@ -55,7 +55,7 @@ func (c *channelStateTimer) getWatchers(prefix string) (clientv3.WatchChan, chan
 }
 
 func (c *channelStateTimer) loadAllChannels(nodeID UniqueID) ([]*datapb.ChannelWatchInfo, error) {
-	prefix := path.Join(Params.DataCoordCfg.ChannelWatchSubPath, strconv.FormatInt(nodeID, 10))
+	prefix := path.Join(Params.CommonCfg.DataCoordWatchSubPath.GetValue(), strconv.FormatInt(nodeID, 10))
 
 	// TODO: change to LoadWithPrefixBytes
 	keys, values, err := c.watchkv.LoadWithPrefix(prefix)

internal/datacoord/channel_checker_test.go

@@ -32,7 +32,7 @@ func TestChannelStateTimer(t *testing.T) {
 	kv := getMetaKv(t)
 	defer kv.Close()
 
-	prefix := Params.DataCoordCfg.ChannelWatchSubPath
+	prefix := Params.CommonCfg.DataCoordWatchSubPath.GetValue()
 
 	t.Run("test getWatcher", func(t *testing.T) {
 		timer := newChannelStateTimer(kv)
@@ -60,7 +60,7 @@ func TestChannelStateTimer(t *testing.T) {
 		validData, err := proto.Marshal(&validWatchInfo)
 		require.NoError(t, err)
 
-		prefix = Params.DataCoordCfg.ChannelWatchSubPath
+		prefix = Params.CommonCfg.DataCoordWatchSubPath.GetValue()
 		prepareKvs := map[string]string{
 			path.Join(prefix, "1/channel-1"): "invalidWatchInfo",
 			path.Join(prefix, "1/channel-2"): string(validData),

internal/datacoord/channel_manager.go

@@ -414,7 +414,7 @@ func (c *ChannelManager) unsubAttempt(ncInfo *NodeChannelInfo) {
 	nodeID := ncInfo.NodeID
 	for _, ch := range ncInfo.Channels {
 		// align to datanode subname, using vchannel name
-		subName := fmt.Sprintf("%s-%d-%s", Params.CommonCfg.DataNodeSubName, nodeID, ch.Name)
+		subName := fmt.Sprintf("%s-%d-%s", Params.CommonCfg.DataNodeSubName.GetValue(), nodeID, ch.Name)
 		pchannelName := funcutil.ToPhysicalChannel(ch.Name)
 		msgstream.UnsubscribeChannels(c.ctx, c.msgstreamFactory, subName, []string{pchannelName})
 	}
@@ -449,7 +449,7 @@ func (c *ChannelManager) fillChannelWatchInfo(op *ChannelOp) {
 			Vchan:     vcInfo,
 			StartTs:   time.Now().Unix(),
 			State:     datapb.ChannelWatchState_Uncomplete,
-			TimeoutTs: time.Now().Add(Params.DataCoordCfg.MaxWatchDuration).UnixNano(),
+			TimeoutTs: time.Now().Add(Params.DataCoordCfg.MaxWatchDuration.GetAsDuration(time.Second)).UnixNano(),
 			Schema:    ch.Schema,
 		}
 		op.ChannelWatchInfos = append(op.ChannelWatchInfos, info)
@@ -460,7 +460,7 @@ func (c *ChannelManager) fillChannelWatchInfo(op *ChannelOp) {
 func (c *ChannelManager) fillChannelWatchInfoWithState(op *ChannelOp, state datapb.ChannelWatchState) []string {
 	var channelsWithTimer = []string{}
 	startTs := time.Now().Unix()
-	timeoutTs := time.Now().Add(Params.DataCoordCfg.MaxWatchDuration).UnixNano()
+	timeoutTs := time.Now().Add(Params.DataCoordCfg.MaxWatchDuration.GetAsDuration(time.Second)).UnixNano()
 	for _, ch := range op.Channels {
 		vcInfo := c.h.GetDataVChanPositions(ch, allPartitionID)
 		info := &datapb.ChannelWatchInfo{
@@ -653,7 +653,7 @@ func (c *ChannelManager) watchChannelStatesLoop(ctx context.Context) {
 	defer logutil.LogPanic()
 
 	// REF MEP#7 watchInfo paths are orgnized as: [prefix]/channel/{node_id}/{channel_name}
-	watchPrefix := Params.DataCoordCfg.ChannelWatchSubPath
+	watchPrefix := Params.CommonCfg.DataCoordWatchSubPath.GetValue()
 	// TODO, this is risky, we'd better watch etcd with revision rather simply a path
 	etcdWatcher, timeoutWatcher := c.stateTimer.getWatchers(watchPrefix)
 
@@ -788,7 +788,7 @@ func (c *ChannelManager) CleanupAndReassign(nodeID UniqueID, channelName string)
 	if c.msgstreamFactory == nil {
 		log.Warn("msgstream factory is not set, unable to clean up topics")
 	} else {
-		subName := fmt.Sprintf("%s-%d-%d", Params.CommonCfg.DataNodeSubName, nodeID, chToCleanUp.CollectionID)
+		subName := fmt.Sprintf("%s-%d-%d", Params.CommonCfg.DataNodeSubName.GetValue(), nodeID, chToCleanUp.CollectionID)
 		pchannelName := funcutil.ToPhysicalChannel(channelName)
 		msgstream.UnsubscribeChannels(c.ctx, c.msgstreamFactory, subName, []string{pchannelName})
 	}

internal/datacoord/channel_manager_test.go

@@ -57,7 +57,7 @@ func waitAndStore(t *testing.T, metakv kv.MetaKv, key string, waitState, storeSt
 // waitAndCheckState checks if the DataCoord writes expected state into Etcd
 func waitAndCheckState(t *testing.T, kv kv.MetaKv, expectedState datapb.ChannelWatchState, nodeID UniqueID, channelName string, collectionID UniqueID) {
 	for {
-		prefix := Params.DataCoordCfg.ChannelWatchSubPath
+		prefix := Params.CommonCfg.DataCoordWatchSubPath.GetValue()
 		v, err := kv.Load(path.Join(prefix, strconv.FormatInt(nodeID, 10), channelName))
 		if err == nil && len(v) > 0 {
 			watchInfo, err := parseWatchInfo("fake", []byte(v))
@@ -93,7 +93,7 @@ func TestChannelManager_StateTransfer(t *testing.T) {
 	p := "/tmp/milvus_ut/rdb_data"
 	t.Setenv("ROCKSMQ_PATH", p)
 
-	prefix := Params.DataCoordCfg.ChannelWatchSubPath
+	prefix := Params.CommonCfg.DataCoordWatchSubPath.GetValue()
 
 	var (
 		collectionID      = UniqueID(9)
@@ -376,7 +376,7 @@ func TestChannelManager(t *testing.T) {
 		metakv.Close()
 	}()
 
-	prefix := Params.DataCoordCfg.ChannelWatchSubPath
+	prefix := Params.CommonCfg.DataCoordWatchSubPath.GetValue()
 	t.Run("test AddNode with avalible node", func(t *testing.T) {
 		// Note: this test is based on the default registerPolicy
 		defer metakv.RemoveWithPrefix("")
@@ -574,7 +574,7 @@ func TestChannelManager(t *testing.T) {
 				bufferID: {bufferID, []*channel{}},
 			},
 		}
-		chManager.stateTimer.startOne(datapb.ChannelWatchState_ToRelease, "channel-1", 1, time.Now().Add(Params.DataCoordCfg.MaxWatchDuration).UnixNano())
+		chManager.stateTimer.startOne(datapb.ChannelWatchState_ToRelease, "channel-1", 1, time.Now().Add(Params.DataCoordCfg.MaxWatchDuration.GetAsDuration(time.Second)).UnixNano())
 
 		err = chManager.DeleteNode(1)
 		assert.NoError(t, err)
@@ -736,7 +736,7 @@ func TestChannelManager_Reload(t *testing.T) {
 		collectionID = UniqueID(2)
 		channelName  = "channel-checkOldNodes"
 	)
-	prefix := Params.DataCoordCfg.ChannelWatchSubPath
+	prefix := Params.CommonCfg.DataCoordWatchSubPath.GetValue()
 
 	getWatchInfoWithState := func(state datapb.ChannelWatchState, collectionID UniqueID, channelName string) *datapb.ChannelWatchInfo {
 		return &datapb.ChannelWatchInfo{
@@ -904,7 +904,7 @@ func TestChannelManager_BalanceBehaviour(t *testing.T) {
 		metakv.Close()
 	}()
 
-	prefix := Params.DataCoordCfg.ChannelWatchSubPath
+	prefix := Params.CommonCfg.DataCoordWatchSubPath.GetValue()
 
 	t.Run("one node with three channels add a new node", func(t *testing.T) {
 		defer metakv.RemoveWithPrefix("")

internal/datacoord/channel_store.go

@@ -134,7 +134,7 @@ func NewChannelStore(kv kv.TxnKV) *ChannelStore {
 // Reload restores the buffer channels and node-channels mapping from kv.
 func (c *ChannelStore) Reload() error {
 	record := timerecord.NewTimeRecorder("datacoord")
-	keys, values, err := c.store.LoadWithPrefix(Params.DataCoordCfg.ChannelWatchSubPath)
+	keys, values, err := c.store.LoadWithPrefix(Params.CommonCfg.DataCoordWatchSubPath.GetValue())
 	if err != nil {
 		return err
 	}
@@ -368,12 +368,12 @@ func (c *ChannelStore) txn(opSet ChannelOpSet) error {
 
 // buildNodeChannelKey generates a key for kv store, where the key is a concatenation of ChannelWatchSubPath, nodeID and channel name.
 func buildNodeChannelKey(nodeID int64, chName string) string {
-	return fmt.Sprintf("%s%s%d%s%s", Params.DataCoordCfg.ChannelWatchSubPath, delimiter, nodeID, delimiter, chName)
+	return fmt.Sprintf("%s%s%d%s%s", Params.CommonCfg.DataCoordWatchSubPath.GetValue(), delimiter, nodeID, delimiter, chName)
 }
 
 // buildKeyPrefix generates a key *prefix* for kv store, where the key prefix is a concatenation of ChannelWatchSubPath and nodeID.
 func buildKeyPrefix(nodeID int64) string {
-	return fmt.Sprintf("%s%s%d", Params.DataCoordCfg.ChannelWatchSubPath, delimiter, nodeID)
+	return fmt.Sprintf("%s%s%d", Params.CommonCfg.DataCoordWatchSubPath.GetValue(), delimiter, nodeID)
 }
 
 // parseNodeKey validates a given node key, then extracts and returns the corresponding node id on success.

internal/datacoord/cluster_test.go

@@ -85,7 +85,7 @@ func TestClusterCreate(t *testing.T) {
 		}
 		info1Data, err := proto.Marshal(info1)
 		assert.Nil(t, err)
-		err = kv.Save(Params.DataCoordCfg.ChannelWatchSubPath+"/1/channel1", string(info1Data))
+		err = kv.Save(Params.CommonCfg.DataCoordWatchSubPath.GetValue()+"/1/channel1", string(info1Data))
 		assert.Nil(t, err)
 
 		sessionManager := NewSessionManager()

internal/datacoord/compaction.go

@@ -119,7 +119,7 @@ func newCompactionPlanHandler(sessions *SessionManager, cm *ChannelManager, meta
 }
 
 func (c *compactionPlanHandler) start() {
-	interval := time.Duration(Params.DataCoordCfg.CompactionCheckIntervalInSeconds) * time.Second
+	interval := Params.DataCoordCfg.CompactionCheckIntervalInSeconds.GetAsDuration(time.Second)
 	ticker := time.NewTicker(interval)
 	c.quit = make(chan struct{})
 	c.wg.Add(1)

internal/datacoord/compaction_test.go

@@ -23,6 +23,7 @@ import (
 	"time"
 
 	"github.com/milvus-io/milvus/internal/util/metautil"
+	"github.com/milvus-io/milvus/internal/util/paramtable"
 	"github.com/milvus-io/milvus/internal/util/typeutil"
 
 	"github.com/milvus-io/milvus-proto/go-api/commonpb"
@@ -124,7 +125,7 @@ func Test_compactionPlanHandler_execCompactionPlan(t *testing.T) {
 				parallelCh: make(map[int64]chan struct{}),
 				allocator:  newMockAllocator(),
 			}
-			Params.DataCoordCfg.CompactionCheckIntervalInSeconds = 1
+			Params.Save(Params.DataCoordCfg.CompactionCheckIntervalInSeconds.Key, "1")
 			c.start()
 			err := c.execCompactionPlan(tt.args.signal, tt.args.plan)
 			assert.Equal(t, tt.err, err)
@@ -154,7 +155,8 @@ func Test_compactionPlanHandler_execCompactionPlan(t *testing.T) {
 func Test_compactionPlanHandler_execWithParallels(t *testing.T) {
 
 	mockDataNode := &mocks.DataNode{}
-	Params.DataCoordCfg.CompactionCheckIntervalInSeconds = 1
+	paramtable.Get().Save(Params.DataCoordCfg.CompactionCheckIntervalInSeconds.Key, "1")
+	defer paramtable.Get().Reset(Params.DataCoordCfg.CompactionCheckIntervalInSeconds.Key)
 	c := &compactionPlanHandler{
 		plans: map[int64]*compactionTask{},
 		sessions: &SessionManager{

internal/datacoord/compaction_trigger.go

@@ -102,7 +102,7 @@ func newCompactionTrigger(
 
 func (t *compactionTrigger) start() {
 	t.quit = make(chan struct{})
-	t.globalTrigger = time.NewTicker(Params.DataCoordCfg.GlobalCompactionInterval)
+	t.globalTrigger = time.NewTicker(Params.DataCoordCfg.GlobalCompactionInterval.GetAsDuration(time.Second))
 	t.wg.Add(2)
 	go func() {
 		defer logutil.LogPanic()
@@ -134,7 +134,7 @@ func (t *compactionTrigger) startGlobalCompactionLoop() {
 	defer t.wg.Done()
 
 	// If AutoCompaction disabled, global loop will not start
-	if !Params.DataCoordCfg.GetEnableAutoCompaction() {
+	if !Params.DataCoordCfg.EnableAutoCompaction.GetAsBool() {
 		return
 	}
 
@@ -184,7 +184,7 @@ func (t *compactionTrigger) getCompactTime(ts Timestamp, collectionID UniqueID)
 	}
 
 	pts, _ := tsoutil.ParseTS(ts)
-	ttRetention := pts.Add(-time.Duration(Params.CommonCfg.RetentionDuration) * time.Second)
+	ttRetention := pts.Add(Params.CommonCfg.RetentionDuration.GetAsDuration(time.Second) * -1)
 	ttRetentionLogic := tsoutil.ComposeTS(ttRetention.UnixNano()/int64(time.Millisecond), 0)
 
 	if collectionTTL > 0 {
@@ -216,7 +216,7 @@ func (t *compactionTrigger) triggerCompaction() error {
 // triggerSingleCompaction triger a compaction bundled with collection-partiiton-channel-segment
 func (t *compactionTrigger) triggerSingleCompaction(collectionID, partitionID, segmentID int64, channel string) error {
 	// If AutoCompaction diabled, flush request will not trigger compaction
-	if !Params.DataCoordCfg.GetEnableAutoCompaction() {
+	if !Params.DataCoordCfg.EnableAutoCompaction.GetAsBool() {
 		return nil
 	}
 
@@ -515,7 +515,7 @@ func (t *compactionTrigger) generatePlans(segments []*SegmentInfo, force bool, c
 		if segment.GetNumOfRows() < segment.GetMaxRowNum() {
 			var result []*SegmentInfo
 			free := segment.GetMaxRowNum() - segment.GetNumOfRows()
-			maxNum := Params.DataCoordCfg.MaxSegmentToMerge - 1
+			maxNum := Params.DataCoordCfg.MaxSegmentToMerge.GetAsInt() - 1
 			prioritizedCandidates, result, free = greedySelect(prioritizedCandidates, free, maxNum)
 			bucket = append(bucket, result...)
 			maxNum -= len(result)
@@ -550,7 +550,7 @@ func (t *compactionTrigger) generatePlans(segments []*SegmentInfo, force bool, c
 		// for small segment merge, we pick one largest segment and merge as much as small segment together with it
 		// Why reverse?	 try to merge as many segments as expected.
 		// for instance, if a 255M and 255M is the largest small candidates, they will never be merged because of the MinSegmentToMerge limit.
-		smallCandidates, result, _ = reverseGreedySelect(smallCandidates, free, Params.DataCoordCfg.MaxSegmentToMerge-1)
+		smallCandidates, result, _ = reverseGreedySelect(smallCandidates, free, Params.DataCoordCfg.MaxSegmentToMerge.GetAsInt()-1)
 		bucket = append(bucket, result...)
 
 		var size int64
@@ -560,7 +560,7 @@ func (t *compactionTrigger) generatePlans(segments []*SegmentInfo, force bool, c
 			targetRow += s.GetNumOfRows()
 		}
 		// only merge if candidate number is large than MinSegmentToMerge or if target row is large enough
-		if len(bucket) >= Params.DataCoordCfg.MinSegmentToMerge || targetRow > int64(float64(segment.GetMaxRowNum())*Params.DataCoordCfg.SegmentCompactableProportion) {
+		if len(bucket) >= Params.DataCoordCfg.MinSegmentToMerge.GetAsInt() || targetRow > int64(float64(segment.GetMaxRowNum())*Params.DataCoordCfg.SegmentCompactableProportion.GetAsFloat()) {
 			plan := segmentsToPlan(bucket, compactTime)
 			log.Info("generate a plan for small candidates", zap.Any("plan", plan),
 				zap.Int64("target segment row", targetRow), zap.Int64("target segment size", size))
@@ -643,7 +643,7 @@ func (t *compactionTrigger) getCandidateSegments(channel string, partitionID Uni
 }
 
 func (t *compactionTrigger) isSmallSegment(segment *SegmentInfo) bool {
-	return segment.GetNumOfRows() < int64(float64(segment.GetMaxRowNum())*Params.DataCoordCfg.SegmentSmallProportion)
+	return segment.GetNumOfRows() < int64(float64(segment.GetMaxRowNum())*Params.DataCoordCfg.SegmentSmallProportion.GetAsFloat())
 }
 
 func (t *compactionTrigger) fillOriginPlan(plan *datapb.CompactionPlan) error {
@@ -653,7 +653,7 @@ func (t *compactionTrigger) fillOriginPlan(plan *datapb.CompactionPlan) error {
 		return err
 	}
 	plan.PlanID = id
-	plan.TimeoutInSeconds = Params.DataCoordCfg.CompactionTimeoutInSeconds
+	plan.TimeoutInSeconds = int32(Params.DataCoordCfg.CompactionTimeoutInSeconds.GetAsInt())
 	return nil
 }
 
@@ -676,7 +676,7 @@ func (t *compactionTrigger) ShouldDoSingleCompaction(segment *SegmentInfo, compa
 		totalLogNum += len(statsLogs.GetBinlogs())
 	}
 	// avoid segment has too many bin logs and the etcd meta is too large, force trigger compaction
-	if totalLogNum > int(Params.DataCoordCfg.SingleCompactionBinlogMaxNum) {
+	if totalLogNum > Params.DataCoordCfg.SingleCompactionBinlogMaxNum.GetAsInt() {
 		log.Info("total binlog number is too much, trigger compaction", zap.Int64("segment", segment.ID),
 			zap.Int("Delta logs", len(segment.GetDeltalogs())), zap.Int("Bin Logs", len(segment.GetBinlogs())), zap.Int("Stat logs", len(segment.GetStatslogs())))
 		return true
@@ -695,7 +695,7 @@ func (t *compactionTrigger) ShouldDoSingleCompaction(segment *SegmentInfo, compa
 		}
 	}
 
-	if float32(totalExpiredRows)/float32(segment.GetNumOfRows()) >= Params.DataCoordCfg.SingleCompactionRatioThreshold || totalExpiredSize > Params.DataCoordCfg.SingleCompactionExpiredLogMaxSize {
+	if float64(totalExpiredRows)/float64(segment.GetNumOfRows()) >= Params.DataCoordCfg.SingleCompactionRatioThreshold.GetAsFloat() || totalExpiredSize > Params.DataCoordCfg.SingleCompactionExpiredLogMaxSize.GetAsInt64() {
 		log.Info("total expired entities is too much, trigger compation", zap.Int64("segment", segment.ID),
 			zap.Int("expired rows", totalExpiredRows), zap.Int64("expired log size", totalExpiredSize))
 		return true
@@ -721,7 +721,7 @@ func (t *compactionTrigger) ShouldDoSingleCompaction(segment *SegmentInfo, compa
 	}
 
 	// currently delta log size and delete ratio policy is applied
-	if float32(totalDeletedRows)/float32(segment.GetNumOfRows()) >= Params.DataCoordCfg.SingleCompactionRatioThreshold || totalDeleteLogSize > Params.DataCoordCfg.SingleCompactionDeltaLogMaxSize {
+	if float64(totalDeletedRows)/float64(segment.GetNumOfRows()) >= Params.DataCoordCfg.SingleCompactionRatioThreshold.GetAsFloat() || totalDeleteLogSize > Params.DataCoordCfg.SingleCompactionDeltaLogMaxSize.GetAsInt64() {
 		log.Info("total delete entities is too much, trigger compation", zap.Int64("segment", segment.ID),
 			zap.Int("deleted rows", totalDeletedRows), zap.Int64("delete log size", totalDeleteLogSize))
 		return true

internal/datacoord/compaction_trigger_test.go

@@ -24,6 +24,7 @@ import (
 
 	"github.com/milvus-io/milvus/internal/common"
 
+	"github.com/milvus-io/milvus/internal/util/paramtable"
 	"github.com/milvus-io/milvus/internal/util/tsoutil"
 
 	"github.com/milvus-io/milvus-proto/go-api/commonpb"
@@ -84,11 +85,12 @@ func Test_compactionTrigger_force(t *testing.T) {
 		segRefer          *SegmentReferenceManager
 	}
 
-	Params.Init()
+	paramtable.Init()
-	Params.CommonCfg.RetentionDuration = 200
+	paramtable.Get().Save(Params.CommonCfg.RetentionDuration.Key, "200")
+	defer paramtable.Get().Reset(Params.CommonCfg.RetentionDuration.Key)
 
 	pts, _ := tsoutil.ParseTS(0)
-	ttRetention := pts.Add(-time.Duration(Params.CommonCfg.RetentionDuration) * time.Second)
+	ttRetention := pts.Add(-1 * Params.CommonCfg.RetentionDuration.GetAsDuration(time.Second))
 	timeTravel := tsoutil.ComposeTS(ttRetention.UnixNano()/int64(time.Millisecond), 0)
 
 	vecFieldID := int64(201)
@@ -331,7 +333,7 @@ func Test_compactionTrigger_force(t *testing.T) {
 						},
 					},
 					StartTime:        0,
-					TimeoutInSeconds: Params.DataCoordCfg.CompactionTimeoutInSeconds,
+					TimeoutInSeconds: Params.DataCoordCfg.CompactionTimeoutInSeconds.GetAsInt32(),
 					Type:             datapb.CompactionType_MixCompaction,
 					Timetravel:       timeTravel,
 					Channel:          "ch1",
@@ -766,7 +768,7 @@ func Test_compactionTrigger_force_maxSegmentLimit(t *testing.T) {
 						},
 					},
 					StartTime:        3,
-					TimeoutInSeconds: Params.DataCoordCfg.CompactionTimeoutInSeconds,
+					TimeoutInSeconds: Params.DataCoordCfg.CompactionTimeoutInSeconds.GetAsInt32(),
 					Type:             datapb.CompactionType_MixCompaction,
 					Timetravel:       200,
 					Channel:          "ch1",
@@ -870,7 +872,7 @@ func Test_compactionTrigger_noplan(t *testing.T) {
 									Binlogs: []*datapb.FieldBinlog{
 										{
 											Binlogs: []*datapb.Binlog{
-												{EntriesNum: 5, LogPath: "log2", LogSize: int64(Params.DataCoordCfg.SegmentMaxSize)*1024*1024 - 1},
+												{EntriesNum: 5, LogPath: "log2", LogSize: Params.DataCoordCfg.SegmentMaxSize.GetAsInt64()*1024*1024 - 1},
 											},
 										},
 									},

internal/datacoord/meta.go

@@ -1022,7 +1022,7 @@ func (m *meta) alterMetaStoreAfterCompaction(modSegments []*SegmentInfo, newSegm
 	m.Lock()
 	defer m.Unlock()
 
-	modInfos := lo.Map[*SegmentInfo, *datapb.SegmentInfo](modSegments, func(item *SegmentInfo, _ int) *datapb.SegmentInfo {
+	modInfos := lo.Map(modSegments, func(item *SegmentInfo, _ int) *datapb.SegmentInfo {
 		return item.SegmentInfo
 	})
 
@@ -1052,7 +1052,7 @@ func (m *meta) revertAlterMetaStoreAfterCompaction(oldSegments []*SegmentInfo, r
 	m.Lock()
 	defer m.Unlock()
 
-	oldSegmentInfos := lo.Map[*SegmentInfo, *datapb.SegmentInfo](oldSegments, func(item *SegmentInfo, _ int) *datapb.SegmentInfo {
+	oldSegmentInfos := lo.Map(oldSegments, func(item *SegmentInfo, _ int) *datapb.SegmentInfo {
 		return item.SegmentInfo
 	})
 

internal/datacoord/meta_test.go

@@ -691,7 +691,7 @@ func TestMeta_alterMetaStore(t *testing.T) {
 		}},
 	}
 
-	toAlterInfo := lo.Map[*datapb.SegmentInfo, *SegmentInfo](toAlter, func(item *datapb.SegmentInfo, _ int) *SegmentInfo {
+	toAlterInfo := lo.Map(toAlter, func(item *datapb.SegmentInfo, _ int) *SegmentInfo {
 		return &SegmentInfo{SegmentInfo: item}
 	})
 

internal/datacoord/metrics_info.go

@@ -43,7 +43,7 @@ func (s *Server) getQuotaMetrics() *metricsinfo.DataCoordQuotaMetrics {
 //getComponentConfigurations returns the configurations of dataNode matching req.Pattern
 func getComponentConfigurations(ctx context.Context, req *internalpb.ShowConfigurationsRequest) *internalpb.ShowConfigurationsResponse {
 	prefix := "datacoord."
-	matchedConfig := Params.DataCoordCfg.Base.GetByPattern(prefix + req.Pattern)
+	matchedConfig := Params.GetByPattern(prefix + req.Pattern)
 	configList := make([]*commonpb.KeyValuePair, 0, len(matchedConfig))
 	for key, value := range matchedConfig {
 		configList = append(configList,
@@ -129,13 +129,13 @@ func (s *Server) getDataCoordMetrics() metricsinfo.DataCoordInfos {
 				DiskUsage:    hardware.GetDiskUsage(),
 			},
 			SystemInfo:  metricsinfo.DeployMetrics{},
-			CreatedTime: Params.DataCoordCfg.CreatedTime.String(),
+			CreatedTime: paramtable.GetCreateTime().String(),
-			UpdatedTime: Params.DataCoordCfg.UpdatedTime.String(),
+			UpdatedTime: paramtable.GetUpdateTime().String(),
 			Type:        typeutil.DataCoordRole,
 			ID:          s.session.ServerID,
 		},
 		SystemConfigurations: metricsinfo.DataCoordConfiguration{
-			SegmentMaxSize: Params.DataCoordCfg.SegmentMaxSize,
+			SegmentMaxSize: Params.DataCoordCfg.SegmentMaxSize.GetAsFloat(),
 		},
 		QuotaMetrics: s.getQuotaMetrics(),
 	}

internal/datacoord/policy.go

@@ -461,7 +461,7 @@ func BgCheckWithMaxWatchDuration(kv kv.TxnKV) ChannelBGChecker {
 				}
 				startTime := time.Unix(watchInfo.StartTs, 0)
 				d := ts.Sub(startTime)
-				if d >= Params.DataCoordCfg.MaxWatchDuration {
+				if d >= Params.DataCoordCfg.MaxWatchDuration.GetAsDuration(time.Second) {
 					cinfo.Channels = append(cinfo.Channels, c)
 				}
 			}

internal/datacoord/policy_test.go

@@ -402,7 +402,7 @@ func TestBgCheckWithMaxWatchDuration(t *testing.T) {
 				getKv([]*watch{{1, "chan1", &datapb.ChannelWatchInfo{StartTs: ts.Unix(), State: datapb.ChannelWatchState_Uncomplete}},
 					{1, "chan2", &datapb.ChannelWatchInfo{StartTs: ts.Unix(), State: datapb.ChannelWatchState_Complete}}}),
 				[]*NodeChannelInfo{{1, []*channel{{Name: "chan1", CollectionID: 1}, {Name: "chan2", CollectionID: 1}}}},
-				ts.Add(Params.DataCoordCfg.MaxWatchDuration),
+				ts.Add(Params.DataCoordCfg.MaxWatchDuration.GetAsDuration(time.Second)),
 			},
 			[]*NodeChannelInfo{{1, []*channel{{Name: "chan1", CollectionID: 1}}}},
 			nil,
@@ -412,7 +412,7 @@ func TestBgCheckWithMaxWatchDuration(t *testing.T) {
 			args{
 				getKv([]*watch{{1, "chan1", &datapb.ChannelWatchInfo{StartTs: ts.Unix(), State: datapb.ChannelWatchState_Uncomplete}}}),
 				[]*NodeChannelInfo{{1, []*channel{{Name: "chan1", CollectionID: 1}}}},
-				ts.Add(Params.DataCoordCfg.MaxWatchDuration).Add(-time.Second),
+				ts.Add(Params.DataCoordCfg.MaxWatchDuration.GetAsDuration(time.Second)).Add(-time.Second),
 			},
 			[]*NodeChannelInfo{},
 			nil,

internal/datacoord/segment_allocation_policy.go

@@ -41,7 +41,7 @@ func calBySchemaPolicy(schema *schemapb.CollectionSchema) (int, error) {
 	if sizePerRecord == 0 {
 		return -1, errors.New("zero size record schema found")
 	}
-	threshold := Params.DataCoordCfg.SegmentMaxSize * 1024 * 1024
+	threshold := Params.DataCoordCfg.SegmentMaxSize.GetAsFloat() * 1024 * 1024
 	return int(threshold / float64(sizePerRecord)), nil
 }
 
@@ -57,7 +57,7 @@ func calBySchemaPolicyWithDiskIndex(schema *schemapb.CollectionSchema) (int, err
 	if sizePerRecord == 0 {
 		return -1, errors.New("zero size record schema found")
 	}
-	threshold := Params.DataCoordCfg.DiskSegmentMaxSize * 1024 * 1024
+	threshold := Params.DataCoordCfg.DiskSegmentMaxSize.GetAsFloat() * 1024 * 1024
 	return int(threshold / float64(sizePerRecord)), nil
 }
 

internal/datacoord/segment_allocation_policy_test.go

@@ -78,7 +78,7 @@ func TestUpperLimitCalBySchema(t *testing.T) {
 					},
 				},
 			},
-			expected:  int(Params.DataCoordCfg.SegmentMaxSize * 1024 * 1024 / float64(524)),
+			expected:  int(Params.DataCoordCfg.SegmentMaxSize.GetAsFloat() * 1024 * 1024 / float64(524)),
 			expectErr: false,
 		},
 	}

internal/datacoord/segment_manager.go

@@ -184,9 +184,9 @@ func defaultAllocatePolicy() AllocatePolicy {
 
 func defaultSegmentSealPolicy() []segmentSealPolicy {
 	return []segmentSealPolicy{
-		sealByLifetimePolicy(Params.DataCoordCfg.SegmentMaxLifetime),
+		sealByLifetimePolicy(Params.DataCoordCfg.SegmentMaxLifetime.GetAsDuration(time.Second)),
-		getSegmentCapacityPolicy(Params.DataCoordCfg.SegmentSealProportion),
+		getSegmentCapacityPolicy(Params.DataCoordCfg.SegmentSealProportion.GetAsFloat()),
-		sealLongTimeIdlePolicy(Params.DataCoordCfg.SegmentMaxIdleTime, Params.DataCoordCfg.SegmentMinSizeFromIdleToSealed, Params.DataCoordCfg.SegmentMaxSize),
+		sealLongTimeIdlePolicy(Params.DataCoordCfg.SegmentMaxIdleTime.GetAsDuration(time.Second), Params.DataCoordCfg.SegmentMinSizeFromIdleToSealed.GetAsFloat(), Params.DataCoordCfg.SegmentMaxSize.GetAsFloat()),
 	}
 }
 
@@ -330,7 +330,7 @@ func (s *SegmentManager) genExpireTs(ctx context.Context) (Timestamp, error) {
 		return 0, err
 	}
 	physicalTs, logicalTs := tsoutil.ParseTS(ts)
-	expirePhysicalTs := physicalTs.Add(time.Duration(Params.DataCoordCfg.SegAssignmentExpiration) * time.Millisecond)
+	expirePhysicalTs := physicalTs.Add(time.Duration(Params.DataCoordCfg.SegAssignmentExpiration.GetAsFloat()) * time.Millisecond)
 	expireTs := tsoutil.ComposeTS(expirePhysicalTs.UnixNano()/int64(time.Millisecond), int64(logicalTs))
 	return expireTs, nil
 }

internal/datacoord/server.go

@@ -194,7 +194,7 @@ func CreateServer(ctx context.Context, factory dependency.Factory, opts ...Optio
 		rootCoordClientCreator: defaultRootCoordCreatorFunc,
 		helper:                 defaultServerHelper(),
 		metricsCacheManager:    metricsinfo.NewMetricsCacheManager(),
-		enableActiveStandBy:    Params.DataCoordCfg.EnableActiveStandby,
+		enableActiveStandBy:    Params.DataCoordCfg.EnableActiveStandby.GetAsBool(),
 	}
 
 	for _, opt := range opts {
@@ -282,7 +282,7 @@ func (s *Server) Init() error {
 		return err
 	}
 
-	if Params.DataCoordCfg.EnableCompaction {
+	if Params.DataCoordCfg.EnableCompaction.GetAsBool() {
 		s.createCompactionHandler()
 		s.createCompactionTrigger()
 	}
@@ -301,7 +301,7 @@ func (s *Server) Init() error {
 //     datanodes etcd watch, etcd alive check and flush completed status check
 //  4. set server state to Healthy
 func (s *Server) Start() error {
-	if Params.DataCoordCfg.EnableCompaction {
+	if Params.DataCoordCfg.EnableCompaction.GetAsBool() {
 		s.compactionHandler.start()
 		s.compactionTrigger.start()
 	}
@@ -322,9 +322,6 @@ func (s *Server) Start() error {
 		logutil.Logger(s.ctx).Info("DataCoord startup successfully")
 	}
 
-	Params.DataCoordCfg.CreatedTime = time.Now()
-	Params.DataCoordCfg.UpdatedTime = time.Now()
-
 	// DataCoord (re)starts successfully and starts to collection segment stats
 	// data from all DataNode.
 	// This will prevent DataCoord from missing out any important segment stats
@@ -392,10 +389,10 @@ func (s *Server) newChunkManagerFactory() (storage.ChunkManager, error) {
 func (s *Server) initGarbageCollection(cli storage.ChunkManager) {
 	s.garbageCollector = newGarbageCollector(s.meta, s.handler, s.segReferManager, s.indexCoord, GcOption{
 		cli:              cli,
-		enabled:          Params.DataCoordCfg.EnableGarbageCollection,
+		enabled:          Params.DataCoordCfg.EnableGarbageCollection.GetAsBool(),
-		checkInterval:    Params.DataCoordCfg.GCInterval,
+		checkInterval:    Params.DataCoordCfg.GCInterval.GetAsDuration(time.Second),
-		missingTolerance: Params.DataCoordCfg.GCMissingTolerance,
+		missingTolerance: Params.DataCoordCfg.GCMissingTolerance.GetAsDuration(time.Second),
-		dropTolerance:    Params.DataCoordCfg.GCDropTolerance,
+		dropTolerance:    Params.DataCoordCfg.GCDropTolerance.GetAsDuration(time.Second),
 	})
 }
 
@@ -486,11 +483,11 @@ func (s *Server) startDataNodeTtLoop(ctx context.Context) {
 		log.Error("DataCoord failed to create timetick channel", zap.Error(err))
 		panic(err)
 	}
-	subName := fmt.Sprintf("%s-%d-datanodeTl", Params.CommonCfg.DataCoordSubName, paramtable.GetNodeID())
+	subName := fmt.Sprintf("%s-%d-datanodeTl", Params.CommonCfg.DataCoordSubName.GetValue(), paramtable.GetNodeID())
-	ttMsgStream.AsConsumer([]string{Params.CommonCfg.DataCoordTimeTick},
+	ttMsgStream.AsConsumer([]string{Params.CommonCfg.DataCoordTimeTick.GetValue()},
 		subName, mqwrapper.SubscriptionPositionLatest)
 	log.Info("DataCoord creates the timetick channel consumer",
-		zap.String("timeTickChannel", Params.CommonCfg.DataCoordTimeTick),
+		zap.String("timeTickChannel", Params.CommonCfg.DataCoordTimeTick.GetValue()),
 		zap.String("subscription", subName))
 
 	go s.handleDataNodeTimetickMsgstream(ctx, ttMsgStream)
@@ -827,7 +824,7 @@ func (s *Server) Stop() error {
 	s.stopServerLoop()
 	s.session.Revoke(time.Second)
 
-	if Params.DataCoordCfg.EnableCompaction {
+	if Params.DataCoordCfg.EnableCompaction.GetAsBool() {
 		s.stopCompactionTrigger()
 		s.stopCompactionHandler()
 	}

internal/datacoord/server_test.go

@@ -75,7 +75,7 @@ func TestGetSegmentInfoChannel(t *testing.T) {
 		resp, err := svr.GetSegmentInfoChannel(context.TODO())
 		assert.Nil(t, err)
 		assert.EqualValues(t, commonpb.ErrorCode_Success, resp.Status.ErrorCode)
-		assert.EqualValues(t, Params.CommonCfg.DataCoordSegmentInfo, resp.Value)
+		assert.EqualValues(t, Params.CommonCfg.DataCoordSegmentInfo.GetValue(), resp.Value)
 	})
 }
 
@@ -301,7 +301,7 @@ func TestGetTimeTickChannel(t *testing.T) {
 	resp, err := svr.GetTimeTickChannel(context.TODO())
 	assert.Nil(t, err)
 	assert.EqualValues(t, commonpb.ErrorCode_Success, resp.Status.ErrorCode)
-	assert.EqualValues(t, Params.CommonCfg.DataCoordTimeTick, resp.Value)
+	assert.EqualValues(t, Params.CommonCfg.DataCoordTimeTick.GetValue(), resp.Value)
 }
 
 func TestGetSegmentStates(t *testing.T) {
@@ -1486,7 +1486,7 @@ func TestDataNodeTtChannel(t *testing.T) {
 
 		ttMsgStream, err := svr.factory.NewMsgStream(context.TODO())
 		assert.Nil(t, err)
-		ttMsgStream.AsProducer([]string{Params.CommonCfg.DataCoordTimeTick})
+		ttMsgStream.AsProducer([]string{Params.CommonCfg.DataCoordTimeTick.GetValue()})
 		defer ttMsgStream.Close()
 		info := &NodeInfo{
 			Address: "localhost:7777",
@@ -1553,7 +1553,7 @@ func TestDataNodeTtChannel(t *testing.T) {
 		})
 		ttMsgStream, err := svr.factory.NewMsgStream(context.TODO())
 		assert.Nil(t, err)
-		ttMsgStream.AsProducer([]string{Params.CommonCfg.DataCoordTimeTick})
+		ttMsgStream.AsProducer([]string{Params.CommonCfg.DataCoordTimeTick.GetValue()})
 		defer ttMsgStream.Close()
 		info := &NodeInfo{
 			Address: "localhost:7777",
@@ -1634,7 +1634,7 @@ func TestDataNodeTtChannel(t *testing.T) {
 
 		ttMsgStream, err := svr.factory.NewMsgStream(context.TODO())
 		assert.Nil(t, err)
-		ttMsgStream.AsProducer([]string{Params.CommonCfg.DataCoordTimeTick})
+		ttMsgStream.AsProducer([]string{Params.CommonCfg.DataCoordTimeTick.GetValue()})
 		defer ttMsgStream.Close()
 		node := &NodeInfo{
 			NodeID:  0,
@@ -2600,7 +2600,8 @@ func TestGetRecoveryInfo(t *testing.T) {
 }
 
 func TestGetCompactionState(t *testing.T) {
-	Params.DataCoordCfg.EnableCompaction = true
+	paramtable.Get().Save(Params.DataCoordCfg.EnableCompaction.Key, "true")
+	defer paramtable.Get().Reset(Params.DataCoordCfg.EnableCompaction.Key)
 	t.Run("test get compaction state with new compactionhandler", func(t *testing.T) {
 		svr := &Server{}
 		svr.stateCode.Store(commonpb.StateCode_Healthy)
@@ -2665,7 +2666,8 @@ func TestGetCompactionState(t *testing.T) {
 }
 
 func TestManualCompaction(t *testing.T) {
-	Params.DataCoordCfg.EnableCompaction = true
+	paramtable.Get().Save(Params.DataCoordCfg.EnableCompaction.Key, "true")
+	defer paramtable.Get().Reset(Params.DataCoordCfg.EnableCompaction.Key)
 	t.Run("test manual compaction successfully", func(t *testing.T) {
 		svr := &Server{allocator: &MockAllocator{}}
 		svr.stateCode.Store(commonpb.StateCode_Healthy)
@@ -3457,8 +3459,7 @@ func (ms *MockClosePanicMsgstream) Chan() <-chan *msgstream.MsgPack {
 
 func newTestServer(t *testing.T, receiveCh chan any, opts ...Option) *Server {
 	var err error
-	Params.Init()
+	paramtable.Get().Save(Params.CommonCfg.DataCoordTimeTick.Key, Params.CommonCfg.DataCoordTimeTick.GetValue()+strconv.Itoa(rand.Int()))
-	Params.CommonCfg.DataCoordTimeTick = Params.CommonCfg.DataCoordTimeTick + strconv.Itoa(rand.Int())
 	factory := dependency.NewDefaultFactory(true)
 
 	etcdCli, err := etcd.GetEtcdClient(
@@ -3503,8 +3504,7 @@ func newTestServer(t *testing.T, receiveCh chan any, opts ...Option) *Server {
 
 func newTestServerWithMeta(t *testing.T, receiveCh chan any, meta *meta, opts ...Option) *Server {
 	var err error
-	Params.Init()
+	paramtable.Get().Save(Params.CommonCfg.DataCoordTimeTick.Key, Params.CommonCfg.DataCoordTimeTick.GetValue()+strconv.Itoa(rand.Int()))
-	Params.CommonCfg.DataCoordTimeTick = Params.CommonCfg.DataCoordTimeTick + strconv.Itoa(rand.Int())
 	factory := dependency.NewDefaultFactory(true)
 
 	etcdCli, err := etcd.GetEtcdClient(
@@ -3558,8 +3558,8 @@ func closeTestServer(t *testing.T, svr *Server) {
 
 func newTestServer2(t *testing.T, receiveCh chan any, opts ...Option) *Server {
 	var err error
-	Params.Init()
+	paramtable.Init()
-	Params.CommonCfg.DataCoordTimeTick = Params.CommonCfg.DataCoordTimeTick + strconv.Itoa(rand.Int())
+	paramtable.Get().Save(Params.CommonCfg.DataCoordTimeTick.Key, Params.CommonCfg.DataCoordTimeTick.GetValue()+strconv.Itoa(rand.Int()))
 	factory := dependency.NewDefaultFactory(true)
 
 	etcdCli, err := etcd.GetEtcdClient(
@@ -3714,12 +3714,11 @@ func Test_initServiceDiscovery(t *testing.T) {
 
 func Test_newChunkManagerFactory(t *testing.T) {
 	server := newTestServer2(t, nil)
-	Params.DataCoordCfg.EnableGarbageCollection = true
+	paramtable.Get().Save(Params.DataCoordCfg.EnableGarbageCollection.Key, "true")
 
 	t.Run("err_minio_bad_address", func(t *testing.T) {
-		os.Setenv("minio.address", "host:9000:bad")
+		paramtable.Get().Save(Params.MinioCfg.Address.Key, "host:9000:bad")
-		defer os.Unsetenv("minio.address")
+		defer paramtable.Get().Reset(Params.MinioCfg.Address.Key)
-		Params.Init()
 		storageCli, err := server.newChunkManagerFactory()
 		assert.Nil(t, storageCli)
 		assert.Error(t, err)
@@ -3727,22 +3726,19 @@ func Test_newChunkManagerFactory(t *testing.T) {
 	})
 
 	t.Run("local storage init", func(t *testing.T) {
-		Params.CommonCfg.StorageType = "local"
+		paramtable.Get().Save(Params.CommonCfg.StorageType.Key, "local")
+		defer paramtable.Get().Reset(Params.CommonCfg.StorageType.Key)
 		storageCli, err := server.newChunkManagerFactory()
 		assert.NotNil(t, storageCli)
 		assert.NoError(t, err)
 	})
-	t.Run("bad storage type", func(t *testing.T) {
-		Params.CommonCfg.StorageType = "bad"
-		storageCli, err := server.newChunkManagerFactory()
-		assert.Nil(t, storageCli)
-		assert.Error(t, err)
-	})
 }
 
 func Test_initGarbageCollection(t *testing.T) {
+	paramtable.Get().Save(Params.DataCoordCfg.EnableGarbageCollection.Key, "true")
+	defer paramtable.Get().Reset(Params.DataCoordCfg.EnableGarbageCollection.Key)
+
 	server := newTestServer2(t, nil)
-	Params.DataCoordCfg.EnableGarbageCollection = true
 
 	t.Run("ok", func(t *testing.T) {
 		storageCli, err := server.newChunkManagerFactory()
@@ -3751,10 +3747,9 @@ func Test_initGarbageCollection(t *testing.T) {
 		server.initGarbageCollection(storageCli)
 	})
 	t.Run("err_minio_bad_address", func(t *testing.T) {
-		Params.CommonCfg.StorageType = "minio"
+		paramtable.Get().Save(Params.CommonCfg.StorageType.Key, "minio")
-		os.Setenv("minio.address", "host:9000:bad")
+		paramtable.Get().Save(Params.MinioCfg.Address.Key, "host:9000:bad")
-		defer os.Unsetenv("minio.address")
+		defer paramtable.Get().Reset(Params.MinioCfg.Address.Key)
-		Params.Init()
 		storageCli, err := server.newChunkManagerFactory()
 		assert.Nil(t, storageCli)
 		assert.Error(t, err)
@@ -3764,7 +3759,7 @@ func Test_initGarbageCollection(t *testing.T) {
 
 func testDataCoordBase(t *testing.T, opts ...Option) *Server {
 	var err error
-	Params.CommonCfg.DataCoordTimeTick = Params.CommonCfg.DataCoordTimeTick + strconv.Itoa(rand.Int())
+	paramtable.Get().Save(Params.CommonCfg.DataCoordTimeTick.Key, Params.CommonCfg.DataCoordTimeTick.GetValue()+strconv.Itoa(rand.Int()))
 	factory := dependency.NewDefaultFactory(true)
 
 	etcdCli, err := etcd.GetEtcdClient(
@@ -3810,16 +3805,15 @@ func testDataCoordBase(t *testing.T, opts ...Option) *Server {
 }
 
 func TestDataCoord_DisableActiveStandby(t *testing.T) {
-	Params.Init()
+	paramtable.Get().Save(Params.DataCoordCfg.EnableActiveStandby.Key, "false")
-	Params.DataCoordCfg.EnableActiveStandby = false
 	svr := testDataCoordBase(t)
 	defer closeTestServer(t, svr)
 }
 
 // make sure the main functions work well when EnableActiveStandby=true
 func TestDataCoord_EnableActiveStandby(t *testing.T) {
-	Params.Init()
+	paramtable.Get().Save(Params.DataCoordCfg.EnableActiveStandby.Key, "true")
-	Params.DataCoordCfg.EnableActiveStandby = true
+	defer paramtable.Get().Reset(Params.DataCoordCfg.EnableActiveStandby.Key)
 	svr := testDataCoordBase(t)
 	defer closeTestServer(t, svr)
 }

internal/datacoord/services.go

@@ -56,7 +56,7 @@ func (s *Server) GetTimeTickChannel(ctx context.Context) (*milvuspb.StringRespon
 		Status: &commonpb.Status{
 			ErrorCode: commonpb.ErrorCode_Success,
 		},
-		Value: Params.CommonCfg.DataCoordTimeTick,
+		Value: Params.CommonCfg.DataCoordTimeTick.GetValue(),
 	}, nil
 }
 
@@ -330,7 +330,7 @@ func (s *Server) GetSegmentInfoChannel(ctx context.Context) (*milvuspb.StringRes
 		Status: &commonpb.Status{
 			ErrorCode: commonpb.ErrorCode_Success,
 		},
-		Value: Params.CommonCfg.DataCoordSegmentInfo,
+		Value: Params.CommonCfg.DataCoordSegmentInfo.GetValue(),
 	}, nil
 }
 
@@ -453,7 +453,7 @@ func (s *Server) SaveBinlogPaths(ctx context.Context, req *datapb.SaveBinlogPath
 		s.segmentManager.DropSegment(ctx, req.SegmentID)
 		s.flushCh <- req.SegmentID
 
-		if !req.Importing && Params.DataCoordCfg.EnableCompaction {
+		if !req.Importing && Params.DataCoordCfg.EnableCompaction.GetAsBool() {
 			err = s.compactionTrigger.triggerSingleCompaction(segment.GetCollectionID(), segment.GetPartitionID(),
 				segmentID, segment.GetInsertChannel())
 			if err != nil {
@@ -923,7 +923,7 @@ func (s *Server) ManualCompaction(ctx context.Context, req *milvuspb.ManualCompa
 		return resp, nil
 	}
 
-	if !Params.DataCoordCfg.EnableCompaction {
+	if !Params.DataCoordCfg.EnableCompaction.GetAsBool() {
 		resp.Status.Reason = "compaction disabled"
 		return resp, nil
 	}
@@ -957,7 +957,7 @@ func (s *Server) GetCompactionState(ctx context.Context, req *milvuspb.GetCompac
 		return resp, nil
 	}
 
-	if !Params.DataCoordCfg.EnableCompaction {
+	if !Params.DataCoordCfg.EnableCompaction.GetAsBool() {
 		resp.Status.Reason = "compaction disabled"
 		return resp, nil
 	}
@@ -996,7 +996,7 @@ func (s *Server) GetCompactionStateWithPlans(ctx context.Context, req *milvuspb.
 		return resp, nil
 	}
 
-	if !Params.DataCoordCfg.EnableCompaction {
+	if !Params.DataCoordCfg.EnableCompaction.GetAsBool() {
 		resp.Status.Reason = "compaction disabled"
 		return resp, nil
 	}

internal/datacoord/util.go

@@ -88,14 +88,14 @@ func GetCompactTime(ctx context.Context, allocator allocator) (*compactTime, err
 	}
 
 	pts, _ := tsoutil.ParseTS(ts)
-	ttRetention := pts.Add(-time.Duration(Params.CommonCfg.RetentionDuration) * time.Second)
+	ttRetention := pts.Add(-1 * Params.CommonCfg.RetentionDuration.GetAsDuration(time.Second))
 	ttRetentionLogic := tsoutil.ComposeTS(ttRetention.UnixNano()/int64(time.Millisecond), 0)
 
 	// TODO, change to collection level
-	if Params.CommonCfg.EntityExpirationTTL > 0 {
+	if Params.CommonCfg.EntityExpirationTTL.GetAsInt() > 0 {
-		ttexpired := pts.Add(-Params.CommonCfg.EntityExpirationTTL)
+		ttexpired := pts.Add(-1 * Params.CommonCfg.EntityExpirationTTL.GetAsDuration(time.Second))
 		ttexpiredLogic := tsoutil.ComposeTS(ttexpired.UnixNano()/int64(time.Millisecond), 0)
-		return &compactTime{ttRetentionLogic, ttexpiredLogic, Params.CommonCfg.EntityExpirationTTL}, nil
+		return &compactTime{ttRetentionLogic, ttexpiredLogic, Params.CommonCfg.EntityExpirationTTL.GetAsDuration(time.Second)}, nil
 	}
 	// no expiration time
 	return &compactTime{ttRetentionLogic, 0, 0}, nil
@@ -207,5 +207,5 @@ func getCollectionTTL(properties map[string]string) (time.Duration, error) {
 		return time.Duration(ttl) * time.Second, nil
 	}
 
-	return Params.CommonCfg.EntityExpirationTTL, nil
+	return Params.CommonCfg.EntityExpirationTTL.GetAsDuration(time.Second), nil
 }

internal/datacoord/util_test.go

@@ -25,6 +25,7 @@ import (
 	"github.com/milvus-io/milvus-proto/go-api/commonpb"
 	"github.com/milvus-io/milvus/internal/common"
 	"github.com/milvus-io/milvus/internal/proto/rootcoordpb"
+	"github.com/milvus-io/milvus/internal/util/paramtable"
 	"github.com/milvus-io/milvus/internal/util/tsoutil"
 	"github.com/stretchr/testify/suite"
 )
@@ -117,11 +118,11 @@ func (suite *UtilSuite) TestVerifyResponse() {
 }
 
 func (suite *UtilSuite) TestGetCompactTime() {
-	Params.Init()
+	paramtable.Get().Save(Params.CommonCfg.RetentionDuration.Key, "43200") // 5 days
-	Params.CommonCfg.RetentionDuration = 43200 // 5 days
+	defer paramtable.Get().Reset(Params.CommonCfg.RetentionDuration.Key)   // 5 days
 
 	tFixed := time.Date(2021, 11, 15, 0, 0, 0, 0, time.Local)
-	tBefore := tFixed.Add(-time.Duration(Params.CommonCfg.RetentionDuration) * time.Second)
+	tBefore := tFixed.Add(-1 * Params.CommonCfg.RetentionDuration.GetAsDuration(time.Second))
 
 	type args struct {
 		allocator allocator
@@ -192,5 +193,5 @@ func (suite *UtilSuite) TestGetCollectionTTL() {
 
 	ttl, err = getCollectionTTL(map[string]string{})
 	suite.NoError(err)
-	suite.Equal(ttl, Params.CommonCfg.EntityExpirationTTL)
+	suite.Equal(ttl, Params.CommonCfg.EntityExpirationTTL.GetAsDuration(time.Second))
 }

internal/datanode/buffer.go

@@ -156,7 +156,7 @@ func (bm *DelBufferManager) CompactSegBuf(compactedToSegID UniqueID, compactedFr
 
 func (bm *DelBufferManager) ShouldFlushSegments() []UniqueID {
 	var shouldFlushSegments []UniqueID
-	if bm.delMemorySize < Params.DataNodeCfg.FlushDeleteBufferBytes {
+	if bm.delMemorySize < Params.DataNodeCfg.FlushDeleteBufferBytes.GetAsInt64() {
 		return shouldFlushSegments
 	}
 	mmUsage := bm.delMemorySize
@@ -167,7 +167,7 @@ func (bm *DelBufferManager) ShouldFlushSegments() []UniqueID {
 		shouldFlushSegments = append(shouldFlushSegments, segMem.segmentID)
 		log.Debug("add segment for delete buf flush", zap.Int64("segmentID", segMem.segmentID))
 		mmUsage -= segMem.memorySize
-		if mmUsage < Params.DataNodeCfg.FlushDeleteBufferBytes {
+		if mmUsage < Params.DataNodeCfg.FlushDeleteBufferBytes.GetAsInt64() {
 			break
 		}
 	}
@@ -357,7 +357,7 @@ func newBufferData(collSchema *schemapb.CollectionSchema) (*BufferData, error) {
 		return nil, errors.New("Invalid dimension")
 	}
 
-	limit := Params.DataNodeCfg.FlushInsertBufferSize / int64(vectorSize)
+	limit := Params.DataNodeCfg.FlushInsertBufferSize.GetAsInt64() / int64(vectorSize)
 
 	//TODO::xige-16 eval vec and string field
 	return &BufferData{

internal/datanode/buffer_test.go

@@ -20,6 +20,7 @@ import (
 	"container/heap"
 	"fmt"
 	"math"
+	"strconv"
 	"testing"
 
 	"github.com/stretchr/testify/assert"
@@ -28,6 +29,7 @@ import (
 	"github.com/milvus-io/milvus-proto/go-api/commonpb"
 	"github.com/milvus-io/milvus-proto/go-api/schemapb"
 	"github.com/milvus-io/milvus/internal/proto/internalpb"
+	"github.com/milvus-io/milvus/internal/util/paramtable"
 )
 
 func genTestCollectionSchema(dim int64, vectorType schemapb.DataType) *schemapb.CollectionSchema {
@@ -52,8 +54,7 @@ func genTestCollectionSchema(dim int64, vectorType schemapb.DataType) *schemapb.
 }
 
 func TestBufferData(t *testing.T) {
-	Params.DataNodeCfg.FlushInsertBufferSize = 16 * (1 << 20) // 16 MB
+	paramtable.Get().Save(Params.DataNodeCfg.FlushInsertBufferSize.Key, strconv.FormatInt(16*(1<<20), 10)) // 16 MB
-
 	tests := []struct {
 		isValid bool
 
@@ -92,7 +93,7 @@ func TestBufferData(t *testing.T) {
 }
 
 func TestBufferData_updateTimeRange(t *testing.T) {
-	Params.DataNodeCfg.FlushInsertBufferSize = 16 * (1 << 20) // 16 MB
+	paramtable.Get().Save(Params.DataNodeCfg.FlushInsertBufferSize.Key, strconv.FormatInt(16*(1<<20), 10)) // 16 MB
 
 	type testCase struct {
 		tag string

internal/datanode/channel_meta.go

@@ -172,7 +172,7 @@ func (c *ChannelMeta) maxRowCountPerSegment(ts Timestamp) (int64, error) {
 		log.Warn("failed to estimate size per record", zap.Error(err))
 		return 0, err
 	}
-	threshold := Params.DataCoordCfg.SegmentMaxSize * 1024 * 1024
+	threshold := Params.DataCoordCfg.SegmentMaxSize.GetAsFloat() * 1024 * 1024
 	return int64(threshold / float64(sizePerRecord)), nil
 }
 

internal/datanode/compactor.go

@@ -318,7 +318,7 @@ func (t *compactionTask) merge(
 	numRows = 0
 	numBinlogs = 0
 	currentTs := t.GetCurrentTime()
-	maxRowsPerBinlog = int(Params.DataNodeCfg.FlushInsertBufferSize / (int64(dim) * 4))
+	maxRowsPerBinlog = int(Params.DataNodeCfg.FlushInsertBufferSize.GetAsInt64() / (int64(dim) * 4))
 	currentRows := 0
 	downloadTimeCost := time.Duration(0)
 	uploadInsertTimeCost := time.Duration(0)

internal/datanode/compactor_test.go

@@ -34,6 +34,7 @@ import (
 	"github.com/milvus-io/milvus/internal/proto/etcdpb"
 	"github.com/milvus-io/milvus/internal/proto/internalpb"
 	"github.com/milvus-io/milvus/internal/storage"
+	"github.com/milvus-io/milvus/internal/util/paramtable"
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/mock"
 	"github.com/stretchr/testify/require"
@@ -273,7 +274,7 @@ func TestCompactionTaskInnerMethods(t *testing.T) {
 		t.Run("Merge without expiration", func(t *testing.T) {
 			alloc := NewAllocatorFactory(1)
 			mockbIO := &binlogIO{cm, alloc}
-			Params.CommonCfg.EntityExpirationTTL = 0
+			paramtable.Get().Save(Params.CommonCfg.EntityExpirationTTL.Key, "0")
 			iData := genInsertDataWithExpiredTS()
 
 			var allPaths [][]string
@@ -305,12 +306,12 @@ func TestCompactionTaskInnerMethods(t *testing.T) {
 		t.Run("Merge without expiration2", func(t *testing.T) {
 			alloc := NewAllocatorFactory(1)
 			mockbIO := &binlogIO{cm, alloc}
-			Params.CommonCfg.EntityExpirationTTL = 0
+			paramtable.Get().Save(Params.CommonCfg.EntityExpirationTTL.Key, "0")
 			flushInsertBufferSize := Params.DataNodeCfg.FlushInsertBufferSize
 			defer func() {
 				Params.DataNodeCfg.FlushInsertBufferSize = flushInsertBufferSize
 			}()
-			Params.DataNodeCfg.FlushInsertBufferSize = 128
+			paramtable.Get().Save(Params.DataNodeCfg.FlushInsertBufferSize.Key, "128")
 			iData := genInsertDataWithExpiredTS()
 			meta := NewMetaFactory().GetCollectionMeta(1, "test", schemapb.DataType_Int64)
 
@@ -385,7 +386,7 @@ func TestCompactionTaskInnerMethods(t *testing.T) {
 		t.Run("Merge with meta error", func(t *testing.T) {
 			alloc := NewAllocatorFactory(1)
 			mockbIO := &binlogIO{cm, alloc}
-			Params.CommonCfg.EntityExpirationTTL = 0
+			paramtable.Get().Save(Params.CommonCfg.EntityExpirationTTL.Key, "0")
 			iData := genInsertDataWithExpiredTS()
 			meta := NewMetaFactory().GetCollectionMeta(1, "test", schemapb.DataType_Int64)
 
@@ -422,7 +423,7 @@ func TestCompactionTaskInnerMethods(t *testing.T) {
 		t.Run("Merge with meta type param error", func(t *testing.T) {
 			alloc := NewAllocatorFactory(1)
 			mockbIO := &binlogIO{cm, alloc}
-			Params.CommonCfg.EntityExpirationTTL = 0
+			paramtable.Get().Save(Params.CommonCfg.EntityExpirationTTL.Key, "0")
 			iData := genInsertDataWithExpiredTS()
 			meta := NewMetaFactory().GetCollectionMeta(1, "test", schemapb.DataType_Int64)
 
@@ -561,7 +562,7 @@ func TestCompactorInterfaceMethods(t *testing.T) {
 		Field2StatslogPaths: nil,
 		Deltalogs:           nil,
 	}}
-	Params.CommonCfg.EntityExpirationTTL = 0 // Turn off auto expiration
+	paramtable.Get().Save(Params.CommonCfg.EntityExpirationTTL.Key, "0") // Turn off auto expiration
 
 	t.Run("Test compact invalid", func(t *testing.T) {
 		invalidAlloc := NewAllocatorFactory(-1)

internal/datanode/data_node.go

@@ -235,7 +235,7 @@ func (node *DataNode) initRateCollector() error {
 // Init function does nothing now.
 func (node *DataNode) Init() error {
 	log.Info("DataNode server initializing",
-		zap.String("TimeTickChannelName", Params.CommonCfg.DataCoordTimeTick),
+		zap.String("TimeTickChannelName", Params.CommonCfg.DataCoordTimeTick.GetValue()),
 	)
 	if err := node.initSession(); err != nil {
 		log.Error("DataNode server init session failed", zap.Error(err))
@@ -260,7 +260,7 @@ func (node *DataNode) Init() error {
 
 	node.factory.Init(Params)
 	log.Info("DataNode server init succeeded",
-		zap.String("MsgChannelSubName", Params.CommonCfg.DataNodeSubName))
+		zap.String("MsgChannelSubName", Params.CommonCfg.DataNodeSubName.GetValue()))
 
 	return nil
 }
@@ -270,7 +270,7 @@ func (node *DataNode) StartWatchChannels(ctx context.Context) {
 	defer logutil.LogPanic()
 	// REF MEP#7 watch path should be [prefix]/channel/{node_id}/{channel_name}
 	// TODO, this is risky, we'd better watch etcd with revision rather simply a path
-	watchPrefix := path.Join(Params.DataNodeCfg.ChannelWatchSubPath, fmt.Sprintf("%d", paramtable.GetNodeID()))
+	watchPrefix := path.Join(Params.CommonCfg.DataCoordWatchSubPath.GetValue(), fmt.Sprintf("%d", paramtable.GetNodeID()))
 	evtChan := node.watchKv.WatchWithPrefix(watchPrefix)
 	// after watch, first check all exists nodes first
 	err := node.checkWatchedList()
@@ -312,7 +312,7 @@ func (node *DataNode) StartWatchChannels(ctx context.Context) {
 // serves the corner case for etcd connection lost and missing some events
 func (node *DataNode) checkWatchedList() error {
 	// REF MEP#7 watch path should be [prefix]/channel/{node_id}/{channel_name}
-	prefix := path.Join(Params.DataNodeCfg.ChannelWatchSubPath, fmt.Sprintf("%d", paramtable.GetNodeID()))
+	prefix := path.Join(Params.CommonCfg.DataCoordWatchSubPath.GetValue(), fmt.Sprintf("%d", paramtable.GetNodeID()))
 	keys, values, err := node.watchKv.LoadWithPrefix(prefix)
 	if err != nil {
 		return err
@@ -422,7 +422,7 @@ func (node *DataNode) handlePutEvent(watchInfo *datapb.ChannelWatchInfo, version
 		return fmt.Errorf("fail to marshal watchInfo with state, vChanName: %s, state: %s ,err: %w", vChanName, watchInfo.State.String(), err)
 	}
 
-	key := path.Join(Params.DataNodeCfg.ChannelWatchSubPath, fmt.Sprintf("%d", paramtable.GetNodeID()), vChanName)
+	key := path.Join(Params.CommonCfg.DataCoordWatchSubPath.GetValue(), fmt.Sprintf("%d", paramtable.GetNodeID()), vChanName)
 
 	success, err := node.watchKv.CompareVersionAndSwap(key, version, string(v))
 	// etcd error, retrying
@@ -518,9 +518,6 @@ func (node *DataNode) Start() error {
 	// Start node watch node
 	go node.StartWatchChannels(node.ctx)
 
-	Params.DataNodeCfg.CreatedTime = time.Now()
-	Params.DataNodeCfg.UpdatedTime = time.Now()
-
 	node.UpdateStateCode(commonpb.StateCode_Healthy)
 	return nil
 }
@@ -1068,7 +1065,7 @@ func (node *DataNode) Import(ctx context.Context, req *datapb.ImportTaskRequest)
 	}
 
 	// parse files and generate segments
-	segmentSize := int64(Params.DataCoordCfg.SegmentMaxSize) * 1024 * 1024
+	segmentSize := Params.DataCoordCfg.SegmentMaxSize.GetAsInt64() * 1024 * 1024
 	importWrapper := importutil.NewImportWrapper(newCtx, colInfo.GetSchema(), colInfo.GetShardsNum(), segmentSize, node.rowIDAllocator,
 		node.chunkManager, importResult, reportFunc)
 	importWrapper.SetCallbackFunctions(assignSegmentFunc(node, req),

internal/datanode/data_node_test.go

@@ -75,10 +75,9 @@ func TestMain(t *testing.M) {
 	os.Setenv("ROCKSMQ_PATH", path)
 	defer os.RemoveAll(path)
 
-	Params.DataNodeCfg.InitAlias("datanode-alias-1")
 	Params.Init()
 	// change to specific channel for test
-	Params.CommonCfg.DataCoordTimeTick = Params.CommonCfg.DataCoordTimeTick + strconv.Itoa(rand.Int())
+	paramtable.Get().Save(Params.CommonCfg.DataCoordTimeTick.Key, Params.CommonCfg.DataCoordTimeTick.GetValue()+strconv.Itoa(rand.Int()))
 
 	rateCol, err = newRateCollector()
 	if err != nil {
@@ -876,15 +875,15 @@ func TestWatchChannel(t *testing.T) {
 		// GOOSE TODO
 		kv := etcdkv.NewEtcdKV(etcdCli, Params.EtcdCfg.MetaRootPath.GetValue())
 		oldInvalidCh := "datanode-etcd-test-by-dev-rootcoord-dml-channel-invalid"
-		path := fmt.Sprintf("%s/%d/%s", Params.DataNodeCfg.ChannelWatchSubPath, paramtable.GetNodeID(), oldInvalidCh)
+		path := fmt.Sprintf("%s/%d/%s", Params.CommonCfg.DataCoordWatchSubPath.GetValue(), paramtable.GetNodeID(), oldInvalidCh)
 		err = kv.Save(path, string([]byte{23}))
 		assert.NoError(t, err)
 
 		ch := fmt.Sprintf("datanode-etcd-test-by-dev-rootcoord-dml-channel_%d", rand.Int31())
-		path = fmt.Sprintf("%s/%d/%s", Params.DataNodeCfg.ChannelWatchSubPath, paramtable.GetNodeID(), ch)
+		path = fmt.Sprintf("%s/%d/%s", Params.CommonCfg.DataCoordWatchSubPath.GetValue(), paramtable.GetNodeID(), ch)
 		c := make(chan struct{})
 		go func() {
-			ec := kv.WatchWithPrefix(fmt.Sprintf("%s/%d", Params.DataNodeCfg.ChannelWatchSubPath, paramtable.GetNodeID()))
+			ec := kv.WatchWithPrefix(fmt.Sprintf("%s/%d", Params.CommonCfg.DataCoordWatchSubPath.GetValue(), paramtable.GetNodeID()))
 			c <- struct{}{}
 			cnt := 0
 			for {
@@ -923,7 +922,7 @@ func TestWatchChannel(t *testing.T) {
 		exist := node.flowgraphManager.exist(ch)
 		assert.True(t, exist)
 
-		err = kv.RemoveWithPrefix(fmt.Sprintf("%s/%d", Params.DataNodeCfg.ChannelWatchSubPath, paramtable.GetNodeID()))
+		err = kv.RemoveWithPrefix(fmt.Sprintf("%s/%d", Params.CommonCfg.DataCoordWatchSubPath.GetValue(), paramtable.GetNodeID()))
 		assert.Nil(t, err)
 		//TODO there is not way to sync Release done, use sleep for now
 		time.Sleep(100 * time.Millisecond)
@@ -935,15 +934,15 @@ func TestWatchChannel(t *testing.T) {
 	t.Run("Test release channel", func(t *testing.T) {
 		kv := etcdkv.NewEtcdKV(etcdCli, Params.EtcdCfg.MetaRootPath.GetValue())
 		oldInvalidCh := "datanode-etcd-test-by-dev-rootcoord-dml-channel-invalid"
-		path := fmt.Sprintf("%s/%d/%s", Params.DataNodeCfg.ChannelWatchSubPath, paramtable.GetNodeID(), oldInvalidCh)
+		path := fmt.Sprintf("%s/%d/%s", Params.CommonCfg.DataCoordWatchSubPath.GetValue(), paramtable.GetNodeID(), oldInvalidCh)
 		err = kv.Save(path, string([]byte{23}))
 		assert.NoError(t, err)
 
 		ch := fmt.Sprintf("datanode-etcd-test-by-dev-rootcoord-dml-channel_%d", rand.Int31())
-		path = fmt.Sprintf("%s/%d/%s", Params.DataNodeCfg.ChannelWatchSubPath, paramtable.GetNodeID(), ch)
+		path = fmt.Sprintf("%s/%d/%s", Params.CommonCfg.DataCoordWatchSubPath.GetValue(), paramtable.GetNodeID(), ch)
 		c := make(chan struct{})
 		go func() {
-			ec := kv.WatchWithPrefix(fmt.Sprintf("%s/%d", Params.DataNodeCfg.ChannelWatchSubPath, paramtable.GetNodeID()))
+			ec := kv.WatchWithPrefix(fmt.Sprintf("%s/%d", Params.CommonCfg.DataCoordWatchSubPath.GetValue(), paramtable.GetNodeID()))
 			c <- struct{}{}
 			cnt := 0
 			for {
@@ -982,7 +981,7 @@ func TestWatchChannel(t *testing.T) {
 		exist := node.flowgraphManager.exist(ch)
 		assert.False(t, exist)
 
-		err = kv.RemoveWithPrefix(fmt.Sprintf("%s/%d", Params.DataNodeCfg.ChannelWatchSubPath, paramtable.GetNodeID()))
+		err = kv.RemoveWithPrefix(fmt.Sprintf("%s/%d", Params.CommonCfg.DataCoordWatchSubPath.GetValue(), paramtable.GetNodeID()))
 		assert.Nil(t, err)
 		//TODO there is not way to sync Release done, use sleep for now
 		time.Sleep(100 * time.Millisecond)

internal/datanode/data_sync_service.go

@@ -121,7 +121,7 @@ type nodeConfig struct {
 }
 
 func newParallelConfig() parallelConfig {
-	return parallelConfig{Params.DataNodeCfg.FlowGraphMaxQueueLength, Params.DataNodeCfg.FlowGraphMaxParallelism}
+	return parallelConfig{Params.DataNodeCfg.FlowGraphMaxQueueLength.GetAsInt32(), Params.DataNodeCfg.FlowGraphMaxParallelism.GetAsInt32()}
 }
 
 // start starts the flow graph in datasyncservice

internal/datanode/data_sync_service_test.go

@@ -36,6 +36,7 @@ import (
 	"github.com/milvus-io/milvus/internal/proto/internalpb"
 	"github.com/milvus-io/milvus/internal/storage"
 	"github.com/milvus-io/milvus/internal/util/dependency"
+	"github.com/milvus-io/milvus/internal/util/paramtable"
 )
 
 var dataSyncServiceTestDir = "/tmp/milvus_test/data_sync_service"
@@ -217,7 +218,7 @@ func TestDataSyncService_Start(t *testing.T) {
 	allocFactory := NewAllocatorFactory(1)
 	factory := dependency.NewDefaultFactory(true)
 
-	Params.DataNodeCfg.FlushInsertBufferSize = 1
+	paramtable.Get().Save(Params.DataNodeCfg.FlushInsertBufferSize.Key, "1")
 
 	ufs := []*datapb.SegmentInfo{{
 		CollectionID:  collMeta.ID,

internal/datanode/flow_graph_dd_node.go

@@ -347,8 +347,8 @@ func newDDNode(ctx context.Context, collID UniqueID, vChannelName string, droppe
 	msFactory msgstream.Factory, compactor *compactionExecutor) (*ddNode, error) {
 
 	baseNode := BaseNode{}
-	baseNode.SetMaxQueueLength(Params.DataNodeCfg.FlowGraphMaxQueueLength)
+	baseNode.SetMaxQueueLength(Params.DataNodeCfg.FlowGraphMaxQueueLength.GetAsInt32())
-	baseNode.SetMaxParallelism(Params.DataNodeCfg.FlowGraphMaxParallelism)
+	baseNode.SetMaxParallelism(Params.DataNodeCfg.FlowGraphMaxParallelism.GetAsInt32())
 
 	deltaStream, err := msFactory.NewMsgStream(ctx)
 	if err != nil {
@@ -360,7 +360,7 @@ func newDDNode(ctx context.Context, collID UniqueID, vChannelName string, droppe
 		zap.String("pChannelName", pChannelName),
 	)
 
-	deltaChannelName, err := funcutil.ConvertChannelName(pChannelName, Params.CommonCfg.RootCoordDml, Params.CommonCfg.RootCoordDelta)
+	deltaChannelName, err := funcutil.ConvertChannelName(pChannelName, Params.CommonCfg.RootCoordDml.GetValue(), Params.CommonCfg.RootCoordDelta.GetValue())
 	if err != nil {
 		return nil, err
 	}

internal/datanode/flow_graph_delete_node_test.go

@@ -33,6 +33,7 @@ import (
 	"github.com/milvus-io/milvus/internal/proto/datapb"
 	"github.com/milvus-io/milvus/internal/storage"
 	"github.com/milvus-io/milvus/internal/util/flowgraph"
+	"github.com/milvus-io/milvus/internal/util/paramtable"
 	"github.com/milvus-io/milvus/internal/util/retry"
 )
 
@@ -408,7 +409,7 @@ func TestFlowGraphDeleteNode_Operate(t *testing.T) {
 		//1. here we set buffer bytes to a relatively high level
 		//and the sum of memory consumption in this case is 208
 		//so no segments will be flushed
-		Params.DataNodeCfg.FlushDeleteBufferBytes = 300
+		paramtable.Get().Save(Params.DataNodeCfg.FlushDeleteBufferBytes.Key, "300")
 		delNode.Operate([]flowgraph.Msg{fgMsg})
 		assert.Equal(t, 0, len(mockFlushManager.flushedSegIDs))
 		assert.Equal(t, int64(208), delNode.delBufferManager.delMemorySize)
@@ -420,7 +421,7 @@ func TestFlowGraphDeleteNode_Operate(t *testing.T) {
 		//memory consumption will be reduced to 160(under 200)
 		msg.deleteMessages = []*msgstream.DeleteMsg{}
 		msg.segmentsToSync = []UniqueID{}
-		Params.DataNodeCfg.FlushDeleteBufferBytes = 200
+		paramtable.Get().Save(Params.DataNodeCfg.FlushDeleteBufferBytes.Key, "200")
 		delNode.Operate([]flowgraph.Msg{fgMsg})
 		assert.Equal(t, 1, len(mockFlushManager.flushedSegIDs))
 		assert.Equal(t, int64(160), delNode.delBufferManager.delMemorySize)
@@ -436,7 +437,7 @@ func TestFlowGraphDeleteNode_Operate(t *testing.T) {
 		//5. we reset buffer bytes to 150, then we expect there would be one more
 		//segment which is 48 in size to be flushed, so the remained del memory size
 		//will be 112
-		Params.DataNodeCfg.FlushDeleteBufferBytes = 150
+		paramtable.Get().Save(Params.DataNodeCfg.FlushDeleteBufferBytes.Key, "150")
 		delNode.Operate([]flowgraph.Msg{fgMsg})
 		assert.Equal(t, 2, len(mockFlushManager.flushedSegIDs))
 		assert.Equal(t, int64(112), delNode.delBufferManager.delMemorySize)
@@ -444,7 +445,7 @@ func TestFlowGraphDeleteNode_Operate(t *testing.T) {
 
 		//6. we reset buffer bytes to 60, then most of the segments will be flushed
 		//except for the smallest entry with size equaling to 32
-		Params.DataNodeCfg.FlushDeleteBufferBytes = 60
+		paramtable.Get().Save(Params.DataNodeCfg.FlushDeleteBufferBytes.Key, "60")
 		delNode.Operate([]flowgraph.Msg{fgMsg})
 		assert.Equal(t, 4, len(mockFlushManager.flushedSegIDs))
 		assert.Equal(t, int64(32), delNode.delBufferManager.delMemorySize)
@@ -453,7 +454,7 @@ func TestFlowGraphDeleteNode_Operate(t *testing.T) {
 		//7. we reset buffer bytes to 20, then as all segment-memory consumption
 		//is more than 20, so all five segments will be flushed and the remained
 		//del memory will be lowered to zero
-		Params.DataNodeCfg.FlushDeleteBufferBytes = 20
+		paramtable.Get().Save(Params.DataNodeCfg.FlushDeleteBufferBytes.Key, "20")
 		delNode.Operate([]flowgraph.Msg{fgMsg})
 		assert.Equal(t, 5, len(mockFlushManager.flushedSegIDs))
 		assert.Equal(t, int64(0), delNode.delBufferManager.delMemorySize)

internal/datanode/flow_graph_dmstream_input_node.go

@@ -40,7 +40,7 @@ import (
 func newDmInputNode(ctx context.Context, seekPos *internalpb.MsgPosition, dmNodeConfig *nodeConfig) (*flowgraph.InputNode, error) {
 	// subName should be unique, since pchannelName is shared among several collections
 	// use vchannel in case of reuse pchannel for same collection
-	consumeSubName := fmt.Sprintf("%s-%d-%s", Params.CommonCfg.DataNodeSubName, paramtable.GetNodeID(), dmNodeConfig.vChannelName)
+	consumeSubName := fmt.Sprintf("%s-%d-%s", Params.CommonCfg.DataNodeSubName.GetValue(), paramtable.GetNodeID(), dmNodeConfig.vChannelName)
 	insertStream, err := dmNodeConfig.msFactory.NewTtMsgStream(ctx)
 	if err != nil {
 		return nil, err

internal/datanode/flow_graph_insert_buffer_node.go

@@ -605,9 +605,9 @@ func newInsertBufferNode(ctx context.Context, collID UniqueID, flushCh <-chan fl
 	if err != nil {
 		return nil, err
 	}
-	wTt.AsProducer([]string{Params.CommonCfg.DataCoordTimeTick})
+	wTt.AsProducer([]string{Params.CommonCfg.DataCoordTimeTick.GetValue()})
 	metrics.DataNodeNumProducers.WithLabelValues(fmt.Sprint(paramtable.GetNodeID())).Inc()
-	log.Info("datanode AsProducer", zap.String("TimeTickChannelName", Params.CommonCfg.DataCoordTimeTick))
+	log.Info("datanode AsProducer", zap.String("TimeTickChannelName", Params.CommonCfg.DataCoordTimeTick.GetValue()))
 	var wTtMsgStream msgstream.MsgStream = wTt
 
 	mt := newMergedTimeTickerSender(func(ts Timestamp, segmentIDs []int64) error {

internal/datanode/flow_graph_insert_buffer_node_test.go

@@ -20,6 +20,7 @@ import (
 	"context"
 	"errors"
 	"math"
+	"strconv"
 	"sync"
 	"testing"
 	"time"
@@ -35,6 +36,7 @@ import (
 	"github.com/milvus-io/milvus/internal/types"
 	"github.com/milvus-io/milvus/internal/util/dependency"
 	"github.com/milvus-io/milvus/internal/util/flowgraph"
+	"github.com/milvus-io/milvus/internal/util/paramtable"
 	"github.com/milvus-io/milvus/internal/util/retry"
 	"github.com/milvus-io/milvus/internal/util/typeutil"
 	"github.com/samber/lo"
@@ -371,7 +373,7 @@ func TestFlowGraphInsertBufferNode_AutoFlush(t *testing.T) {
 	t.Run("Pure auto flush", func(t *testing.T) {
 		// iBNode.insertBuffer.maxSize = 2
 		tmp := Params.DataNodeCfg.FlushInsertBufferSize
-		Params.DataNodeCfg.FlushInsertBufferSize = 4 * 4
+		paramtable.Get().Save(Params.DataNodeCfg.FlushInsertBufferSize.Key, "16")
 		defer func() {
 			Params.DataNodeCfg.FlushInsertBufferSize = tmp
 		}()
@@ -463,7 +465,7 @@ func TestFlowGraphInsertBufferNode_AutoFlush(t *testing.T) {
 
 	t.Run("Auto with manual flush", func(t *testing.T) {
 		tmp := Params.DataNodeCfg.FlushInsertBufferSize
-		Params.DataNodeCfg.FlushInsertBufferSize = 4 * 4
+		paramtable.Get().Save(Params.DataNodeCfg.FlushInsertBufferSize.Key, "16")
 		defer func() {
 			Params.DataNodeCfg.FlushInsertBufferSize = tmp
 		}()
@@ -605,7 +607,7 @@ func TestRollBF(t *testing.T) {
 
 	t.Run("Pure roll BF", func(t *testing.T) {
 		tmp := Params.DataNodeCfg.FlushInsertBufferSize
-		Params.DataNodeCfg.FlushInsertBufferSize = 4 * 4
+		paramtable.Get().Save(Params.DataNodeCfg.FlushInsertBufferSize.Key, "16")
 		defer func() {
 			Params.DataNodeCfg.FlushInsertBufferSize = tmp
 		}()
@@ -693,14 +695,14 @@ func (s *InsertBufferNodeSuit) SetupSuite() {
 	s.channel = newChannel("channel", s.collID, nil, rc, s.cm)
 	s.cm = storage.NewLocalChunkManager(storage.RootPath(insertBufferNodeTestDir))
 
-	s.originalConfig = Params.DataNodeCfg.FlushInsertBufferSize
+	s.originalConfig = Params.DataNodeCfg.FlushInsertBufferSize.GetAsInt64()
 	// change flushing size to 2
-	Params.DataNodeCfg.FlushInsertBufferSize = 4 * 4
+	paramtable.Get().Save(Params.DataNodeCfg.FlushInsertBufferSize.Key, "16")
 }
 
 func (s *InsertBufferNodeSuit) TearDownSuite() {
 	s.cm.RemoveWithPrefix(context.Background(), s.cm.RootPath())
-	Params.DataNodeCfg.FlushInsertBufferSize = s.originalConfig
+	paramtable.Get().Save(Params.DataNodeCfg.FlushInsertBufferSize.Key, strconv.FormatInt(s.originalConfig, 10))
 }
 
 func (s *InsertBufferNodeSuit) SetupTest() {

internal/datanode/flow_graph_time_tick_node.go

@@ -111,8 +111,8 @@ func (ttn *ttNode) updateChannelCP(ttPos *internalpb.MsgPosition) {
 
 func newTTNode(config *nodeConfig, dc types.DataCoord) (*ttNode, error) {
 	baseNode := BaseNode{}
-	baseNode.SetMaxQueueLength(Params.DataNodeCfg.FlowGraphMaxQueueLength)
+	baseNode.SetMaxQueueLength(Params.DataNodeCfg.FlowGraphMaxQueueLength.GetAsInt32())
-	baseNode.SetMaxParallelism(Params.DataNodeCfg.FlowGraphMaxParallelism)
+	baseNode.SetMaxParallelism(Params.DataNodeCfg.FlowGraphMaxParallelism.GetAsInt32())
 
 	tt := &ttNode{
 		BaseNode:       baseNode,

internal/datanode/io_pool.go

@@ -10,7 +10,7 @@ var ioPool *concurrency.Pool
 var ioPoolInitOnce sync.Once
 
 func initIOPool() {
-	capacity := Params.DataNodeCfg.IOConcurrency
+	capacity := Params.DataNodeCfg.IOConcurrency.GetAsInt()
 	if capacity > 32 {
 		capacity = 32
 	}

internal/datanode/io_pool_test.go

@@ -7,12 +7,13 @@ import (
 	"github.com/stretchr/testify/assert"
 
 	"github.com/milvus-io/milvus/internal/util/concurrency"
+	"github.com/milvus-io/milvus/internal/util/paramtable"
 )
 
 func Test_getOrCreateIOPool(t *testing.T) {
 	Params.InitOnce()
 	ioConcurrency := Params.DataNodeCfg.IOConcurrency
-	Params.DataNodeCfg.IOConcurrency = 64
+	paramtable.Get().Save(Params.DataNodeCfg.IOConcurrency.Key, "64")
 	defer func() { Params.DataNodeCfg.IOConcurrency = ioConcurrency }()
 	nP := 10
 	nTask := 10

internal/datanode/metrics_info.go

@@ -64,7 +64,7 @@ func (node *DataNode) getQuotaMetrics() (*metricsinfo.DataNodeQuotaMetrics, erro
 //getComponentConfigurations returns the configurations of dataNode matching req.Pattern
 func getComponentConfigurations(ctx context.Context, req *internalpb.ShowConfigurationsRequest) *internalpb.ShowConfigurationsResponse {
 	prefix := "datanode."
-	matchedConfig := Params.DataNodeCfg.Base.GetByPattern(prefix + req.Pattern)
+	matchedConfig := Params.GetByPattern(prefix + req.Pattern)
 	configList := make([]*commonpb.KeyValuePair, 0, len(matchedConfig))
 	for key, value := range matchedConfig {
 		configList = append(configList,
@@ -114,13 +114,13 @@ func (node *DataNode) getSystemInfoMetrics(ctx context.Context, req *milvuspb.Ge
 			Name:          metricsinfo.ConstructComponentName(typeutil.DataNodeRole, paramtable.GetNodeID()),
 			HardwareInfos: hardwareMetrics,
 			SystemInfo:    metricsinfo.DeployMetrics{},
-			CreatedTime:   Params.DataNodeCfg.CreatedTime.String(),
+			CreatedTime:   paramtable.GetCreateTime().String(),
-			UpdatedTime:   Params.DataNodeCfg.UpdatedTime.String(),
+			UpdatedTime:   paramtable.GetUpdateTime().String(),
 			Type:          typeutil.DataNodeRole,
 			ID:            node.session.ServerID,
 		},
 		SystemConfigurations: metricsinfo.DataNodeConfiguration{
-			FlushInsertBufferSize: Params.DataNodeCfg.FlushInsertBufferSize,
+			FlushInsertBufferSize: Params.DataNodeCfg.FlushInsertBufferSize.GetAsInt64(),
 		},
 		QuotaMetrics: quotaMetrics,
 	}

internal/datanode/segment_sync_policy.go

@@ -17,6 +17,8 @@
 package datanode
 
 import (
+	"time"
+
 	"github.com/milvus-io/milvus/internal/util/tsoutil"
 )
 
@@ -28,7 +30,7 @@ func syncPeriodically() segmentSyncPolicy {
 	return func(segment *Segment, ts Timestamp) bool {
 		endTime := tsoutil.PhysicalTime(ts)
 		lastSyncTime := tsoutil.PhysicalTime(segment.lastSyncTs)
-		return endTime.Sub(lastSyncTime) >= Params.DataNodeCfg.SyncPeriod &&
+		return endTime.Sub(lastSyncTime) >= Params.DataNodeCfg.SyncPeriod.GetAsDuration(time.Second) &&
 			!segment.isBufferEmpty()
 	}
 }

internal/datanode/segment_sync_policy_test.go

@@ -35,10 +35,10 @@ func TestSyncPeriodically(t *testing.T) {
 		isBufferEmpty bool
 		shouldSync    bool
 	}{
-		{"test buffer empty and stale", t0, t0.Add(Params.DataNodeCfg.SyncPeriod), true, false},
+		{"test buffer empty and stale", t0, t0.Add(Params.DataNodeCfg.SyncPeriod.GetAsDuration(time.Second)), true, false},
-		{"test buffer empty and not stale", t0, t0.Add(Params.DataNodeCfg.SyncPeriod / 2), true, false},
+		{"test buffer empty and not stale", t0, t0.Add(Params.DataNodeCfg.SyncPeriod.GetAsDuration(time.Second) / 2), true, false},
-		{"test buffer not empty and stale", t0, t0.Add(Params.DataNodeCfg.SyncPeriod), false, true},
+		{"test buffer not empty and stale", t0, t0.Add(Params.DataNodeCfg.SyncPeriod.GetAsDuration(time.Second)), false, true},
-		{"test buffer not empty and not stale", t0, t0.Add(Params.DataNodeCfg.SyncPeriod / 2), false, false},
+		{"test buffer not empty and not stale", t0, t0.Add(Params.DataNodeCfg.SyncPeriod.GetAsDuration(time.Second) / 2), false, false},
 	}
 
 	for _, test := range tests {

internal/distributed/proxy/service.go

@@ -117,7 +117,7 @@ func (s *Server) registerHTTPServer() {
 	// (Embedded Milvus Only) Discard gin logs if logging is disabled.
 	// We might need to put these logs in some files in the further.
 	// But we don't care about these logs now, at least not in embedded Milvus.
-	if !proxy.Params.ProxyCfg.GinLogging {
+	if !proxy.Params.ProxyCfg.GinLogging.GetAsBool() {
 		gin.DefaultWriter = io.Discard
 		gin.DefaultErrorWriter = io.Discard
 	}

internal/distributed/proxy/service_test.go

@@ -1357,7 +1357,7 @@ func Test_NewServer(t *testing.T) {
 
 	// Update config and start server again to test with different config set.
 	// This works as config will be initialized only once
-	proxy.Params.ProxyCfg.GinLogging = false
+	paramtable.Get().Save(proxy.Params.ProxyCfg.GinLogging.Key, "false")
 	err = runAndWaitForServerReady(server)
 	assert.Nil(t, err)
 	err = server.Stop()

internal/distributed/querynode/service_test.go

@@ -19,9 +19,11 @@ package grpcquerynode
 import (
 	"context"
 	"errors"
+	"os"
 	"testing"
 
 	"github.com/milvus-io/milvus/internal/types"
+	"github.com/milvus-io/milvus/internal/util/paramtable"
 
 	"github.com/stretchr/testify/assert"
 	clientv3 "go.etcd.io/etcd/client/v3"
@@ -226,6 +228,12 @@ func (m *MockIndexCoord) GetComponentStates(ctx context.Context) (*milvuspb.Comp
 }
 
 ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+func TestMain(m *testing.M) {
+	paramtable.Init()
+	os.Exit(m.Run())
+}
+
 func Test_NewServer(t *testing.T) {
 	ctx := context.Background()
 	server, err := NewServer(ctx, nil)

internal/indexcoord/garbage_collector.go

@@ -52,7 +52,7 @@ func newGarbageCollector(ctx context.Context, meta *metaTable, chunkManager stor
 	return &garbageCollector{
 		ctx:              ctx,
 		cancel:           cancel,
-		gcFileDuration:   Params.IndexCoordCfg.GCInterval,
+		gcFileDuration:   Params.IndexCoordCfg.GCInterval.GetAsDuration(time.Second),
 		gcMetaDuration:   time.Minute,
 		metaTable:        meta,
 		chunkManager:     chunkManager,

internal/indexcoord/index_builder.go

@@ -213,7 +213,7 @@ func (ib *indexBuilder) process(buildID UniqueID) bool {
 			return true
 		}
 		indexParams := ib.meta.GetIndexParams(meta.CollectionID, meta.IndexID)
-		if isFlatIndex(getIndexType(indexParams)) || meta.NumRows < Params.IndexCoordCfg.MinSegmentNumRowsToEnableIndex {
+		if isFlatIndex(getIndexType(indexParams)) || meta.NumRows < Params.IndexCoordCfg.MinSegmentNumRowsToEnableIndex.GetAsInt64() {
 			log.Ctx(ib.ctx).Debug("segment does not need index really", zap.Int64("buildID", buildID),
 				zap.Int64("segID", meta.SegmentID), zap.Int64("num rows", meta.NumRows))
 			if err := ib.meta.FinishTask(&indexpb.IndexTaskInfo{
@@ -274,10 +274,10 @@ func (ib *indexBuilder) process(buildID UniqueID) bool {
 		typeParams := ib.meta.GetTypeParams(meta.CollectionID, meta.IndexID)
 
 		var storageConfig *indexpb.StorageConfig
-		if Params.CommonCfg.StorageType == "local" {
+		if Params.CommonCfg.StorageType.GetValue() == "local" {
 			storageConfig = &indexpb.StorageConfig{
 				RootPath:    Params.LocalStorageCfg.Path.GetValue(),
-				StorageType: Params.CommonCfg.StorageType,
+				StorageType: Params.CommonCfg.StorageType.GetValue(),
 			}
 		} else {
 			storageConfig = &indexpb.StorageConfig{
@@ -289,11 +289,11 @@ func (ib *indexBuilder) process(buildID UniqueID) bool {
 				RootPath:        Params.MinioCfg.RootPath.GetValue(),
 				UseIAM:          Params.MinioCfg.UseIAM.GetAsBool(),
 				IAMEndpoint:     Params.MinioCfg.IAMEndpoint.GetValue(),
-				StorageType:     Params.CommonCfg.StorageType,
+				StorageType:     Params.CommonCfg.StorageType.GetValue(),
 			}
 		}
 		req := &indexpb.CreateJobRequest{
-			ClusterID:       Params.CommonCfg.ClusterPrefix,
+			ClusterID:       Params.CommonCfg.ClusterPrefix.GetValue(),
 			IndexFilePrefix: path.Join(ib.ic.chunkManager.RootPath(), common.SegmentIndexPath),
 			BuildID:         buildID,
 			DataPaths:       binLogs,
@@ -390,7 +390,7 @@ func (ib *indexBuilder) getTaskState(buildID, nodeID UniqueID) indexTaskState {
 		ctx1, cancel := context.WithTimeout(ib.ctx, reqTimeoutInterval)
 		defer cancel()
 		response, err := client.QueryJobs(ctx1, &indexpb.QueryJobsRequest{
-			ClusterID: Params.CommonCfg.ClusterPrefix,
+			ClusterID: Params.CommonCfg.ClusterPrefix.GetValue(),
 			BuildIDs:  []int64{buildID},
 		})
 		if err != nil {
@@ -439,7 +439,7 @@ func (ib *indexBuilder) dropIndexTask(buildID, nodeID UniqueID) bool {
 		ctx1, cancel := context.WithTimeout(ib.ctx, reqTimeoutInterval)
 		defer cancel()
 		status, err := client.DropJobs(ctx1, &indexpb.DropJobsRequest{
-			ClusterID: Params.CommonCfg.ClusterPrefix,
+			ClusterID: Params.CommonCfg.ClusterPrefix.GetValue(),
 			BuildIDs:  []UniqueID{buildID},
 		})
 		if err != nil {

internal/indexcoord/index_builder_test.go

@@ -24,6 +24,7 @@ import (
 	"time"
 
 	"github.com/milvus-io/milvus/internal/proto/indexpb"
+	"github.com/milvus-io/milvus/internal/util/paramtable"
 
 	"github.com/milvus-io/milvus/internal/proto/datapb"
 
@@ -629,7 +630,7 @@ func TestIndexBuilder_Error(t *testing.T) {
 	})
 
 	t.Run("assign task fail", func(t *testing.T) {
-		Params.CommonCfg.StorageType = "local"
+		paramtable.Get().Save(Params.CommonCfg.StorageType.Key, "local")
 		ib.tasks[buildID] = indexTaskInit
 		ib.ic.dataCoordClient = NewDataCoordMock()
 		ib.meta = createMetaTable(&indexcoord.Catalog{

internal/indexcoord/index_coord.go

@@ -129,7 +129,7 @@ func NewIndexCoord(ctx context.Context, factory dependency.Factory) (*IndexCoord
 		loopCancel:          cancel,
 		reqTimeoutInterval:  time.Second * 10,
 		factory:             factory,
-		enableActiveStandBy: Params.IndexCoordCfg.EnableActiveStandby,
+		enableActiveStandBy: Params.IndexCoordCfg.EnableActiveStandby.GetAsBool(),
 	}
 	i.UpdateStateCode(commonpb.StateCode_Abnormal)
 	return i, nil
@@ -205,19 +205,20 @@ func (i *IndexCoord) Init() error {
 			initErr = err
 			return
 		}
-		log.Info("IndexCoord get node sessions from etcd", zap.Bool("bind mode", Params.IndexCoordCfg.BindIndexNodeMode),
+		log.Info("IndexCoord get node sessions from etcd",
-			zap.String("node address", Params.IndexCoordCfg.IndexNodeAddress))
+			zap.String("bind mode", Params.IndexCoordCfg.BindIndexNodeMode.GetValue()),
+			zap.String("node address", Params.IndexCoordCfg.IndexNodeAddress.GetValue()))
 		aliveNodeID := make([]UniqueID, 0)
-		if Params.IndexCoordCfg.BindIndexNodeMode {
+		if Params.IndexCoordCfg.BindIndexNodeMode.GetAsBool() {
-			if err = i.nodeManager.AddNode(Params.IndexCoordCfg.IndexNodeID, Params.IndexCoordCfg.IndexNodeAddress); err != nil {
+			if err = i.nodeManager.AddNode(Params.IndexCoordCfg.IndexNodeID.GetAsInt64(), Params.IndexCoordCfg.IndexNodeAddress.GetValue()); err != nil {
-				log.Error("IndexCoord add node fail", zap.Int64("ServerID", Params.IndexCoordCfg.IndexNodeID),
+				log.Error("IndexCoord add node fail", zap.Int64("ServerID", Params.IndexCoordCfg.IndexNodeID.GetAsInt64()),
-					zap.String("address", Params.IndexCoordCfg.IndexNodeAddress), zap.Error(err))
+					zap.String("address", Params.IndexCoordCfg.IndexNodeAddress.GetValue()), zap.Error(err))
 				initErr = err
 				return
 			}
-			log.Info("IndexCoord add node success", zap.String("IndexNode address", Params.IndexCoordCfg.IndexNodeAddress),
+			log.Info("IndexCoord add node success", zap.String("IndexNode address", Params.IndexCoordCfg.IndexNodeAddress.GetValue()),
-				zap.Int64("nodeID", Params.IndexCoordCfg.IndexNodeID))
+				zap.Int64("nodeID", Params.IndexCoordCfg.IndexNodeID.GetAsInt64()))
-			aliveNodeID = append(aliveNodeID, Params.IndexCoordCfg.IndexNodeID)
+			aliveNodeID = append(aliveNodeID, Params.IndexCoordCfg.IndexNodeID.GetAsInt64())
 			metrics.IndexCoordIndexNodeNum.WithLabelValues().Inc()
 		} else {
 			for _, session := range sessions {
@@ -293,9 +294,6 @@ func (i *IndexCoord) Start() error {
 		cb()
 	}
 
-	Params.IndexCoordCfg.CreatedTime = time.Now()
-	Params.IndexCoordCfg.UpdatedTime = time.Now()
-
 	if i.enableActiveStandBy {
 		i.activateFunc = func() {
 			log.Info("IndexCoord switch from standby to active, reload the KV")
@@ -1085,7 +1083,7 @@ func (i *IndexCoord) watchNodeLoop() {
 				}
 				return
 			}
-			if Params.IndexCoordCfg.BindIndexNodeMode {
+			if Params.IndexCoordCfg.BindIndexNodeMode.GetAsBool() {
 				continue
 			}
 			switch event.EventType {

internal/indexcoord/index_coord_test.go

@@ -21,6 +21,7 @@ import (
 	"errors"
 	"fmt"
 	"math/rand"
+	"os"
 	"path"
 	"strconv"
 	"sync"
@@ -43,10 +44,17 @@ import (
 	"github.com/milvus-io/milvus/internal/util/dependency"
 	"github.com/milvus-io/milvus/internal/util/etcd"
 	"github.com/milvus-io/milvus/internal/util/metricsinfo"
+	"github.com/milvus-io/milvus/internal/util/paramtable"
 	"github.com/milvus-io/milvus/internal/util/sessionutil"
 	"github.com/stretchr/testify/assert"
 )
 
+func TestMain(m *testing.M) {
+	paramtable.Init()
+	rand.Seed(time.Now().UnixNano())
+	os.Exit(m.Run())
+}
+
 func TestMockEtcd(t *testing.T) {
 	Params.InitOnce()
 	Params.BaseTable.Save("etcd.rootPath", "/test/datanode/root/indexcoord-mock")
@@ -528,16 +536,16 @@ func testIndexCoord(t *testing.T) {
 
 func TestIndexCoord_DisableActiveStandby(t *testing.T) {
 	Params.InitOnce()
-	indexnode.Params.InitOnce()
+	// indexnode.Params.InitOnce()
-	Params.IndexCoordCfg.EnableActiveStandby = false
+	paramtable.Get().Save(Params.IndexCoordCfg.EnableActiveStandby.Key, "false")
 	testIndexCoord(t)
 }
 
 // make sure the main functions work well when EnableActiveStandby=true
 func TestIndexCoord_EnableActiveStandby(t *testing.T) {
 	Params.InitOnce()
-	indexnode.Params.InitOnce()
+	// indexnode.Params.InitOnce()
-	Params.IndexCoordCfg.EnableActiveStandby = true
+	paramtable.Get().Save(Params.IndexCoordCfg.EnableActiveStandby.Key, "true")
 	testIndexCoord(t)
 }
 

internal/indexcoord/metrics_info.go

@@ -27,6 +27,7 @@ import (
 	"github.com/milvus-io/milvus/internal/proto/internalpb"
 	"github.com/milvus-io/milvus/internal/util/hardware"
 	"github.com/milvus-io/milvus/internal/util/metricsinfo"
+	"github.com/milvus-io/milvus/internal/util/paramtable"
 	"github.com/milvus-io/milvus/internal/util/typeutil"
 	"github.com/milvus-io/milvus/internal/util/uniquegenerator"
 )
@@ -34,7 +35,7 @@ import (
 //getComponentConfigurations returns the configurations of indexCoord matching req.Pattern
 func getComponentConfigurations(ctx context.Context, req *internalpb.ShowConfigurationsRequest) *internalpb.ShowConfigurationsResponse {
 	prefix := "indexcoord."
-	matchedConfig := Params.IndexCoordCfg.Base.GetByPattern(prefix + req.Pattern)
+	matchedConfig := Params.GetByPattern(prefix + req.Pattern)
 	configList := make([]*commonpb.KeyValuePair, 0, len(matchedConfig))
 	for key, value := range matchedConfig {
 		configList = append(configList,
@@ -74,8 +75,8 @@ func getSystemInfoMetrics(
 					DiskUsage:    hardware.GetDiskUsage(),
 				},
 				SystemInfo:  metricsinfo.DeployMetrics{},
-				CreatedTime: Params.IndexCoordCfg.CreatedTime.String(),
+				CreatedTime: paramtable.GetCreateTime().String(),
-				UpdatedTime: Params.IndexCoordCfg.UpdatedTime.String(),
+				UpdatedTime: paramtable.GetUpdateTime().String(),
 				Type:        typeutil.IndexCoordRole,
 				ID:          coord.session.ServerID,
 			},

internal/indexcoord/node_manager.go

@@ -91,7 +91,7 @@ func (nm *NodeManager) AddNode(nodeID UniqueID, address string) error {
 		err        error
 	)
 
-	nodeClient, err = grpcindexnodeclient.NewClient(context.TODO(), address, Params.IndexCoordCfg.WithCredential)
+	nodeClient, err = grpcindexnodeclient.NewClient(context.TODO(), address, Params.IndexCoordCfg.WithCredential.GetAsBool())
 	if err != nil {
 		log.Error("IndexCoord NodeManager", zap.Any("Add node err", err))
 		return err

internal/indexnode/indexnode.go

@@ -147,15 +147,15 @@ func (i *IndexNode) initKnowhere() {
 	C.free(unsafe.Pointer(cEasyloggingYaml))
 
 	// override index builder SIMD type
-	cSimdType := C.CString(Params.CommonCfg.SimdType)
+	cSimdType := C.CString(Params.CommonCfg.SimdType.GetValue())
 	C.IndexBuilderSetSimdType(cSimdType)
 	C.free(unsafe.Pointer(cSimdType))
 
 	// override segcore index slice size
-	cIndexSliceSize := C.int64_t(Params.CommonCfg.IndexSliceSize)
+	cIndexSliceSize := C.int64_t(Params.CommonCfg.IndexSliceSize.GetAsInt64())
 	C.InitIndexSliceSize(cIndexSliceSize)
 
-	cThreadCoreCoefficient := C.int64_t(Params.CommonCfg.ThreadCoreCoefficient)
+	cThreadCoreCoefficient := C.int64_t(Params.CommonCfg.ThreadCoreCoefficient.GetAsInt64())
 	C.InitThreadCoreCoefficient(cThreadCoreCoefficient)
 
 	cCPUNum := C.int(hardware.GetCPUNum())
@@ -210,9 +210,6 @@ func (i *IndexNode) Start() error {
 	i.once.Do(func() {
 		startErr = i.sched.Start()
 
-		Params.IndexNodeCfg.CreatedTime = time.Now()
-		Params.IndexNodeCfg.UpdatedTime = time.Now()
-
 		i.UpdateStateCode(commonpb.StateCode_Healthy)
 		log.Info("IndexNode", zap.Any("State", i.stateCode.Load()))
 	})

internal/indexnode/indexnode_mock.go

@@ -232,13 +232,13 @@ func getMockSystemInfoMetrics(
 				DiskUsage:    hardware.GetDiskUsage(),
 			},
 			SystemInfo:  metricsinfo.DeployMetrics{},
-			CreatedTime: Params.IndexNodeCfg.CreatedTime.String(),
+			CreatedTime: paramtable.GetCreateTime().String(),
-			UpdatedTime: Params.IndexNodeCfg.UpdatedTime.String(),
+			UpdatedTime: paramtable.GetUpdateTime().String(),
 			Type:        typeutil.IndexNodeRole,
 		},
 		SystemConfigurations: metricsinfo.IndexNodeConfiguration{
 			MinioBucketName: Params.MinioCfg.BucketName.GetValue(),
-			SimdType:        Params.CommonCfg.SimdType,
+			SimdType:        Params.CommonCfg.SimdType.GetValue(),
 		},
 	}
 

internal/indexnode/indexnode_service.go

@@ -221,7 +221,7 @@ func (i *IndexNode) GetJobStats(ctx context.Context, req *indexpb.GetJobStatsReq
 		EnqueueJobNum:    int64(unissued),
 		TaskSlots:        int64(slots),
 		JobInfos:         jobInfos,
-		EnableDisk:       Params.IndexNodeCfg.EnableDisk,
+		EnableDisk:       Params.IndexNodeCfg.EnableDisk.GetAsBool(),
 	}, nil
 }
 

internal/indexnode/metrics_info.go

@@ -31,7 +31,7 @@ import (
 //getComponentConfigurations returns the configurations of queryNode matching req.Pattern
 func getComponentConfigurations(ctx context.Context, req *internalpb.ShowConfigurationsRequest) *internalpb.ShowConfigurationsResponse {
 	prefix := "indexnode."
-	matchedConfig := Params.IndexNodeCfg.Base.GetByPattern(prefix + req.Pattern)
+	matchedConfig := Params.GetByPattern(prefix + req.Pattern)
 	configList := make([]*commonpb.KeyValuePair, 0, len(matchedConfig))
 	for key, value := range matchedConfig {
 		configList = append(configList,
@@ -70,14 +70,14 @@ func getSystemInfoMetrics(
 				DiskUsage:    hardware.GetDiskUsage(),
 			},
 			SystemInfo:  metricsinfo.DeployMetrics{},
-			CreatedTime: Params.IndexNodeCfg.CreatedTime.String(),
+			CreatedTime: paramtable.GetCreateTime().String(),
-			UpdatedTime: Params.IndexNodeCfg.UpdatedTime.String(),
+			UpdatedTime: paramtable.GetUpdateTime().String(),
 			Type:        typeutil.IndexNodeRole,
 			ID:          node.session.ServerID,
 		},
 		SystemConfigurations: metricsinfo.IndexNodeConfiguration{
 			MinioBucketName: Params.MinioCfg.BucketName.GetValue(),
-			SimdType:        Params.CommonCfg.SimdType,
+			SimdType:        Params.CommonCfg.SimdType.GetValue(),
 		},
 	}
 

internal/indexnode/task.go

@@ -306,10 +306,10 @@ func (it *indexBuildTask) BuildIndex(ctx context.Context) error {
 
 func (it *indexBuildTask) BuildDiskAnnIndex(ctx context.Context) error {
 	// check index node support disk index
-	if !Params.IndexNodeCfg.EnableDisk {
+	if !Params.IndexNodeCfg.EnableDisk.GetAsBool() {
 		log.Ctx(ctx).Error("IndexNode don't support build disk index",
 			zap.String("index type", it.newIndexParams["index_type"]),
-			zap.Bool("enable disk", Params.IndexNodeCfg.EnableDisk))
+			zap.Bool("enable disk", Params.IndexNodeCfg.EnableDisk.GetAsBool()))
 		return errors.New("index node don't support build disk index")
 	}
 
@@ -321,7 +321,7 @@ func (it *indexBuildTask) BuildDiskAnnIndex(ctx context.Context) error {
 	}
 
 	usedLocalSizeWhenBuild := int64(float64(it.fieldData.GetMemorySize())*diskUsageRatio) + localUsedSize
-	maxUsedLocalSize := int64(float64(Params.IndexNodeCfg.DiskCapacityLimit) * Params.IndexNodeCfg.MaxDiskUsagePercentage)
+	maxUsedLocalSize := int64(Params.IndexNodeCfg.DiskCapacityLimit.GetAsFloat() * Params.IndexNodeCfg.MaxDiskUsagePercentage.GetAsFloat())
 
 	if usedLocalSizeWhenBuild > maxUsedLocalSize {
 		log.Ctx(ctx).Error("IndexNode don't has enough disk size to build disk ann index",

internal/indexnode/task_scheduler.go

@@ -177,7 +177,7 @@ func NewTaskScheduler(ctx context.Context) (*TaskScheduler, error) {
 	s := &TaskScheduler{
 		ctx:           ctx1,
 		cancel:        cancel,
-		buildParallel: Params.IndexNodeCfg.BuildParallel,
+		buildParallel: Params.IndexNodeCfg.BuildParallel.GetAsInt(),
 	}
 	s.IndexBuildQueue = NewIndexBuildTaskQueue(s)
 

internal/metastore/db/dbcore/core.go

@@ -19,10 +19,11 @@ var (
 
 func Connect(cfg *paramtable.MetaDBConfig) error {
 	// load config
-	dsn := fmt.Sprintf("%s:%s@tcp(%s:%d)/%s?charset=utf8mb4&parseTime=True&loc=Local", cfg.Username, cfg.Password, cfg.Address, cfg.Port, cfg.DBName)
+	dsn := fmt.Sprintf("%s:%s@tcp(%s:%d)/%s?charset=utf8mb4&parseTime=True&loc=Local",
+		cfg.Username.GetValue(), cfg.Password.GetValue(), cfg.Address.GetValue(), cfg.Port.GetAsInt(), cfg.DBName.GetValue())
 
 	var ormLogger logger.Interface
-	if cfg.Base.Log.Level == "debug" {
+	if cfg.LogLevel.GetValue() == "debug" {
 		ormLogger = logger.Default.LogMode(logger.Info)
 	} else {
 		ormLogger = logger.Default
@@ -33,21 +34,33 @@ func Connect(cfg *paramtable.MetaDBConfig) error {
 		CreateBatchSize: 100,
 	})
 	if err != nil {
-		log.Error("fail to connect db", zap.String("host", cfg.Address), zap.Int("port", cfg.Port), zap.String("database", cfg.DBName), zap.Error(err))
+		log.Error("fail to connect db",
+			zap.String("host", cfg.Address.GetValue()),
+			zap.Int("port", cfg.Port.GetAsInt()),
+			zap.String("database", cfg.DBName.GetValue()),
+			zap.Error(err))
 		return err
 	}
 
 	idb, err := db.DB()
 	if err != nil {
-		log.Error("fail to create db instance", zap.String("host", cfg.Address), zap.Int("port", cfg.Port), zap.String("database", cfg.DBName), zap.Error(err))
+		log.Error("fail to create db instance",
+			zap.String("host", cfg.Address.GetValue()),
+			zap.Int("port", cfg.Port.GetAsInt()),
+			zap.String("database", cfg.DBName.GetValue()),
+			zap.Error(err))
 		return err
 	}
-	idb.SetMaxIdleConns(cfg.MaxIdleConns)
+	idb.SetMaxIdleConns(cfg.MaxIdleConns.GetAsInt())
-	idb.SetMaxOpenConns(cfg.MaxOpenConns)
+	idb.SetMaxOpenConns(cfg.MaxOpenConns.GetAsInt())
 
 	globalDB = db
 
-	log.Info("db connected success", zap.String("host", cfg.Address), zap.Int("port", cfg.Port), zap.String("database", cfg.DBName))
+	log.Info("db connected success",
+		zap.String("host", cfg.Address.GetValue()),
+		zap.Int("port", cfg.Port.GetAsInt()),
+		zap.String("database", cfg.DBName.GetValue()),
+		zap.Error(err))
 
 	return nil
 }

internal/proxy/accesslog/access_log.go

@@ -58,12 +58,12 @@ func SetupAccseeLog(logCfg *paramtable.AccessLogConfig, minioCfg *paramtable.Min
 func InitAccessLogger(logCfg *paramtable.AccessLogConfig, minioCfg *paramtable.MinioConfig) (*RotateLogger, error) {
 	var lg *RotateLogger
 	var err error
-	if !logCfg.Enable {
+	if !logCfg.Enable.GetAsBool() {
 		return nil, nil
 	}
 
 	var writeSyncer zapcore.WriteSyncer
-	if len(logCfg.Filename) > 0 {
+	if len(logCfg.Filename.GetValue()) > 0 {
 		lg, err = NewRotateLogger(logCfg, minioCfg)
 		if err != nil {
 			return nil, err

internal/proxy/accesslog/access_log_test.go

@@ -39,7 +39,7 @@ func TestAccessLogger_NotEnable(t *testing.T) {
 	defer closer.Close()
 
 	Params.Init()
-	Params.ProxyCfg.AccessLog.Enable = false
+	Params.Save(Params.ProxyCfg.AccessLog.Enable.Key, "false")
 
 	InitAccessLogger(&Params.ProxyCfg.AccessLog, &Params.MinioCfg)
 
@@ -73,7 +73,7 @@ func TestAccessLogger_Basic(t *testing.T) {
 
 	Params.Init()
 	testPath := "/tmp/accesstest"
-	Params.ProxyCfg.AccessLog.LocalPath = testPath
+	Params.Save(Params.ProxyCfg.AccessLog.LocalPath.Key, testPath)
 	defer os.RemoveAll(testPath)
 
 	InitAccessLogger(&Params.ProxyCfg.AccessLog, &Params.MinioCfg)
@@ -107,7 +107,7 @@ func TestAccessLogger_Stdout(t *testing.T) {
 	defer closer.Close()
 
 	Params.Init()
-	Params.ProxyCfg.AccessLog.Filename = ""
+	Params.Save(Params.ProxyCfg.AccessLog.Filename.Key, "")
 
 	InitAccessLogger(&Params.ProxyCfg.AccessLog, &Params.MinioCfg)
 
@@ -140,9 +140,10 @@ func TestAccessLogger_WithMinio(t *testing.T) {
 
 	Params.Init()
 	testPath := "/tmp/accesstest"
-	Params.ProxyCfg.AccessLog.LocalPath = testPath
+	Params.Save(Params.ProxyCfg.AccessLog.LocalPath.Key, testPath)
-	Params.ProxyCfg.AccessLog.MinioEnable = true
+	Params.Save(Params.ProxyCfg.AccessLog.MinioEnable.Key, "true")
-	Params.ProxyCfg.AccessLog.RemotePath = "access_log/"
+	Params.Save(Params.ProxyCfg.AccessLog.RemotePath.Key, "access_log/")
+	Params.Save(Params.ProxyCfg.AccessLog.MaxSize.Key, "1")
 	defer os.RemoveAll(testPath)
 
 	InitAccessLogger(&Params.ProxyCfg.AccessLog, &Params.MinioCfg)
@@ -185,7 +186,7 @@ func TestAccessLogger_Error(t *testing.T) {
 
 	Params.Init()
 	testPath := "/tmp/accesstest"
-	Params.ProxyCfg.AccessLog.LocalPath = testPath
+	Params.Save(Params.ProxyCfg.AccessLog.LocalPath.Key, "testPath")
 	defer os.RemoveAll(testPath)
 
 	InitAccessLogger(&Params.ProxyCfg.AccessLog, &Params.MinioCfg)

internal/proxy/accesslog/log_writer.go

@@ -29,6 +29,7 @@ import (
 
 	"github.com/milvus-io/milvus/internal/log"
 	"github.com/milvus-io/milvus/internal/util/paramtable"
+	"go.uber.org/zap"
 )
 
 const megabyte = 1024 * 1024
@@ -66,17 +67,19 @@ type RotateLogger struct {
 
 func NewRotateLogger(logCfg *paramtable.AccessLogConfig, minioCfg *paramtable.MinioConfig) (*RotateLogger, error) {
 	logger := &RotateLogger{
-		localPath:   logCfg.LocalPath,
+		localPath:   logCfg.LocalPath.GetValue(),
-		fileName:    logCfg.Filename,
+		fileName:    logCfg.Filename.GetValue(),
-		rotatedTime: logCfg.RotatedTime,
+		rotatedTime: logCfg.RotatedTime.GetAsInt64(),
-		maxSize:     logCfg.MaxSize,
+		maxSize:     logCfg.MaxSize.GetAsInt(),
-		maxBackups:  logCfg.MaxBackups,
+		maxBackups:  logCfg.MaxBackups.GetAsInt(),
 	}
 	log.Info("Access log save to " + logger.dir())
-	if logCfg.MinioEnable {
+	if logCfg.MinioEnable.GetAsBool() {
 		ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
 		defer cancel()
-		handler, err := NewMinioHandler(ctx, minioCfg, logCfg.RemotePath, logCfg.MaxBackups)
+		log.Debug("remtepath", zap.Any("remote", logCfg.RemotePath.GetValue()))
+		log.Debug("maxBackups", zap.Any("maxBackups", logCfg.MaxBackups.GetValue()))
+		handler, err := NewMinioHandler(ctx, minioCfg, logCfg.RemotePath.GetValue(), logCfg.MaxBackups.GetAsInt())
 		if err != nil {
 			return nil, err
 		}

internal/proxy/accesslog/log_writer_test.go

@@ -22,8 +22,10 @@ import (
 	"testing"
 	"time"
 
+	"github.com/milvus-io/milvus/internal/log"
 	"github.com/milvus-io/milvus/internal/util/paramtable"
 	"github.com/stretchr/testify/assert"
+	"go.uber.org/zap"
 )
 
 func getText(size int) []byte {
@@ -38,9 +40,9 @@ func TestRotateLogger_Basic(t *testing.T) {
 	var Params paramtable.ComponentParam
 	Params.Init()
 	testPath := "/tmp/accesstest"
-	Params.ProxyCfg.AccessLog.LocalPath = testPath
+	Params.Save(Params.ProxyCfg.AccessLog.LocalPath.Key, testPath)
-	Params.ProxyCfg.AccessLog.MinioEnable = true
+	Params.Save(Params.ProxyCfg.AccessLog.MinioEnable.Key, "true")
-	Params.ProxyCfg.AccessLog.RemotePath = "access_log/"
+	Params.Save(Params.ProxyCfg.AccessLog.RemotePath.Key, "access_log/")
 	defer os.RemoveAll(testPath)
 
 	logger, err := NewRotateLogger(&Params.ProxyCfg.AccessLog, &Params.MinioCfg)
@@ -67,12 +69,11 @@ func TestRotateLogger_TimeRotate(t *testing.T) {
 	var Params paramtable.ComponentParam
 	Params.Init()
 	testPath := "/tmp/accesstest"
-	Params.ProxyCfg.AccessLog.LocalPath = testPath
+	Params.Save(Params.ProxyCfg.AccessLog.LocalPath.Key, testPath)
-	Params.ProxyCfg.AccessLog.MinioEnable = true
+	Params.Save(Params.ProxyCfg.AccessLog.MinioEnable.Key, "true")
-	Params.ProxyCfg.AccessLog.RemotePath = "access_log/"
+	Params.Save(Params.ProxyCfg.AccessLog.RemotePath.Key, "access_log/")
-	Params.ProxyCfg.AccessLog.RotatedTime = 2
+	Params.Save(Params.ProxyCfg.AccessLog.RotatedTime.Key, "2")
-	//close file retention
+	Params.Save(Params.ProxyCfg.AccessLog.MaxBackups.Key, "0")
-	Params.ProxyCfg.AccessLog.MaxBackups = 0
 	defer os.RemoveAll(testPath)
 
 	logger, err := NewRotateLogger(&Params.ProxyCfg.AccessLog, &Params.MinioCfg)
@@ -96,10 +97,10 @@ func TestRotateLogger_SizeRotate(t *testing.T) {
 	var Params paramtable.ComponentParam
 	Params.Init()
 	testPath := "/tmp/accesstest"
-	Params.ProxyCfg.AccessLog.LocalPath = testPath
+	Params.Save(Params.ProxyCfg.AccessLog.LocalPath.Key, testPath)
-	Params.ProxyCfg.AccessLog.MinioEnable = true
+	Params.Save(Params.ProxyCfg.AccessLog.MinioEnable.Key, "true")
-	Params.ProxyCfg.AccessLog.RemotePath = "access_log/"
+	Params.Save(Params.ProxyCfg.AccessLog.RemotePath.Key, "access_log/")
-	Params.ProxyCfg.AccessLog.MaxSize = 1
+	Params.Save(Params.ProxyCfg.AccessLog.MaxSize.Key, "1")
 	defer os.RemoveAll(testPath)
 
 	logger, err := NewRotateLogger(&Params.ProxyCfg.AccessLog, &Params.MinioCfg)
@@ -110,6 +111,7 @@ func TestRotateLogger_SizeRotate(t *testing.T) {
 	num := 1024 * 1024
 	text := getText(num + 1)
 	_, err = logger.Write(text)
+	log.Error("write failed", zap.Error(err))
 	assert.Error(t, err)
 
 	for i := 1; i <= 2; i++ {
@@ -129,8 +131,8 @@ func TestRotateLogger_LocalRetention(t *testing.T) {
 	var Params paramtable.ComponentParam
 	Params.Init()
 	testPath := "/tmp/accesstest"
-	Params.ProxyCfg.AccessLog.LocalPath = testPath
+	Params.Save(Params.ProxyCfg.AccessLog.LocalPath.Key, testPath)
-	Params.ProxyCfg.AccessLog.MaxBackups = 1
+	Params.Save(Params.ProxyCfg.AccessLog.MaxBackups.Key, "1")
 	defer os.RemoveAll(testPath)
 
 	logger, err := NewRotateLogger(&Params.ProxyCfg.AccessLog, &Params.MinioCfg)
@@ -150,7 +152,7 @@ func TestRotateLogger_BasicError(t *testing.T) {
 	var Params paramtable.ComponentParam
 	Params.Init()
 	testPath := ""
-	Params.ProxyCfg.AccessLog.LocalPath = testPath
+	Params.Save(Params.ProxyCfg.AccessLog.LocalPath.Key, testPath)
 
 	logger, err := NewRotateLogger(&Params.ProxyCfg.AccessLog, &Params.MinioCfg)
 	assert.NoError(t, err)
@@ -174,8 +176,8 @@ func TestRotateLogger_InitError(t *testing.T) {
 	var params paramtable.ComponentParam
 	params.Init()
 	testPath := ""
-	params.ProxyCfg.AccessLog.LocalPath = testPath
+	params.Save(params.ProxyCfg.AccessLog.LocalPath.Key, testPath)
-	params.ProxyCfg.AccessLog.MinioEnable = true
+	params.Save(params.ProxyCfg.AccessLog.MinioEnable.Key, "true")
 	params.Save(params.MinioCfg.Address.Key, "")
 	//init err with invalid minio address
 	_, err := NewRotateLogger(&params.ProxyCfg.AccessLog, &params.MinioCfg)

internal/proxy/accesslog/minio_handler_test.go

@@ -29,7 +29,7 @@ func TestMinioHandler_ConnectError(t *testing.T) {
 	var params paramtable.ComponentParam
 	params.Init()
 	testPath := "/tme/miniotest"
-	params.ProxyCfg.AccessLog.LocalPath = testPath
+	params.Save(params.ProxyCfg.AccessLog.LocalPath.Key, "testPath")
 	params.Save(params.MinioCfg.UseIAM.Key, "true")
 	params.Save(params.MinioCfg.Address.Key, "")
 	defer os.RemoveAll(testPath)
@@ -37,8 +37,8 @@ func TestMinioHandler_ConnectError(t *testing.T) {
 	_, err := NewMinioHandler(
 		context.Background(),
 		&params.MinioCfg,
-		params.ProxyCfg.AccessLog.RemotePath,
+		params.ProxyCfg.AccessLog.RemotePath.GetValue(),
-		params.ProxyCfg.AccessLog.MaxBackups,
+		params.ProxyCfg.AccessLog.MaxBackups.GetAsInt(),
 	)
 	assert.Error(t, err)
 }

internal/proxy/authentication_interceptor.go

@@ -59,7 +59,7 @@ func AuthenticationInterceptor(ctx context.Context) (context.Context, error) {
 	// check:
 	//	1. if rpc call from a member (like index/query/data component)
 	// 	2. if rpc call from sdk
-	if Params.CommonCfg.AuthorizationEnabled {
+	if Params.CommonCfg.AuthorizationEnabled.GetAsBool() {
 		if !validSourceID(ctx, md[strings.ToLower(util.HeaderSourceID)]) &&
 			!validAuth(ctx, md[strings.ToLower(util.HeaderAuthorize)]) {
 			return nil, ErrUnauthenticated()

internal/proxy/authentication_interceptor_test.go

@@ -9,6 +9,7 @@ import (
 	"github.com/milvus-io/milvus/internal/util"
 
 	"github.com/milvus-io/milvus/internal/util/crypto"
+	"github.com/milvus-io/milvus/internal/util/paramtable"
 	"github.com/stretchr/testify/assert"
 )
 
@@ -46,7 +47,8 @@ func TestValidSourceID(t *testing.T) {
 
 func TestAuthenticationInterceptor(t *testing.T) {
 	ctx := context.Background()
-	Params.CommonCfg.AuthorizationEnabled = true // mock authorization is turned on
+	paramtable.Get().Save(Params.CommonCfg.AuthorizationEnabled.Key, "true") // mock authorization is turned on
+	defer paramtable.Get().Reset(Params.CommonCfg.AuthorizationEnabled.Key)  // mock authorization is turned on
 	// no metadata
 	_, err := AuthenticationInterceptor(ctx)
 	assert.NotNil(t, err)

internal/proxy/channels_time_ticker.go

@@ -118,7 +118,7 @@ func (ticker *channelsTimeTickerImpl) tick() error {
 		} else {
 			if stat.minTs > current {
 				ticker.minTsStatistics[pchan] = stat.minTs - 1
-				next := now + Timestamp(Params.ProxyCfg.TimeTickInterval)
+				next := now + Timestamp(Params.ProxyCfg.TimeTickInterval.GetAsDuration(time.Millisecond))
 				if next > stat.maxTs {
 					next = stat.maxTs
 				}

internal/proxy/hook_interceptor.go

@@ -36,7 +36,7 @@ func (d defaultHook) Release() {}
 var hoo hook.Hook
 
 func initHook() error {
-	path := Params.ProxyCfg.SoPath
+	path := Params.ProxyCfg.SoPath.GetValue()
 	if path == "" {
 		hoo = defaultHook{}
 		return nil
@@ -59,7 +59,7 @@ func initHook() error {
 	if !ok {
 		return fmt.Errorf("fail to convert the `Hook` interface")
 	}
-	if err = hoo.Init(Params.HookCfg.SoConfig); err != nil {
+	if err = hoo.Init(Params.HookCfg.SoConfig.GetValue()); err != nil {
 		return fmt.Errorf("fail to init configs for the hook, error: %s", err.Error())
 	}
 	return nil
@@ -67,7 +67,7 @@ func initHook() error {
 
 func UnaryServerHookInterceptor() grpc.UnaryServerInterceptor {
 	if hookError := initHook(); hookError != nil {
-		logger.Error("hook error", zap.String("path", Params.ProxyCfg.SoPath), zap.Error(hookError))
+		logger.Error("hook error", zap.String("path", Params.ProxyCfg.SoPath.GetValue()), zap.Error(hookError))
 		hoo = defaultHook{}
 	}
 	return func(ctx context.Context, req interface{}, info *grpc.UnaryServerInfo, handler grpc.UnaryHandler) (interface{}, error) {

internal/proxy/hook_interceptor_test.go

@@ -7,18 +7,19 @@ import (
 
 	"google.golang.org/grpc"
 
+	"github.com/milvus-io/milvus/internal/util/paramtable"
 	"github.com/stretchr/testify/assert"
 )
 
 func TestInitHook(t *testing.T) {
-	Params.ProxyCfg.SoPath = ""
+	paramtable.Get().Save(Params.ProxyCfg.SoPath.Key, "")
 	initHook()
 	assert.IsType(t, defaultHook{}, hoo)
 
-	Params.ProxyCfg.SoPath = "/a/b/hook.so"
+	paramtable.Get().Save(Params.ProxyCfg.SoPath.Key, "/a/b/hook.so")
 	err := initHook()
 	assert.NotNil(t, err)
-	Params.ProxyCfg.SoPath = ""
+	paramtable.Get().Save(Params.ProxyCfg.SoPath.Key, "")
 }
 
 type mockHook struct {

internal/proxy/impl.go

@@ -2008,7 +2008,7 @@ func (node *Proxy) Insert(ctx context.Context, request *milvuspb.InsertRequest)
 	}
 
 	if len(it.PartitionName) <= 0 {
-		it.PartitionName = Params.CommonCfg.DefaultPartitionName
+		it.PartitionName = Params.CommonCfg.DefaultPartitionName.GetValue()
 	}
 
 	constructFailedResponse := func(err error) *milvuspb.MutationResult {

internal/proxy/metrics_info.go

@@ -88,14 +88,14 @@ func getProxyMetrics(ctx context.Context, request *milvuspb.GetMetricsRequest, n
 			Name:          proxyRoleName,
 			HardwareInfos: hardwareMetrics,
 			SystemInfo:    metricsinfo.DeployMetrics{},
-			CreatedTime:   Params.ProxyCfg.CreatedTime.String(),
+			CreatedTime:   paramtable.GetCreateTime().String(),
-			UpdatedTime:   Params.ProxyCfg.UpdatedTime.String(),
+			UpdatedTime:   paramtable.GetUpdateTime().String(),
 			Type:          typeutil.ProxyRole,
 			ID:            node.session.ServerID,
 		},
 		SystemConfigurations: metricsinfo.ProxyConfiguration{
-			DefaultPartitionName: Params.CommonCfg.DefaultPartitionName,
+			DefaultPartitionName: Params.CommonCfg.DefaultPartitionName.GetValue(),
-			DefaultIndexName:     Params.CommonCfg.DefaultIndexName,
+			DefaultIndexName:     Params.CommonCfg.DefaultIndexName.GetValue(),
 		},
 		QuotaMetrics: quotaMetrics,
 	}
@@ -148,14 +148,14 @@ func getSystemInfoMetrics(
 					DiskUsage:    hardware.GetDiskUsage(),
 				},
 				SystemInfo:  metricsinfo.DeployMetrics{},
-				CreatedTime: Params.ProxyCfg.CreatedTime.String(),
+				CreatedTime: paramtable.GetCreateTime().String(),
-				UpdatedTime: Params.ProxyCfg.UpdatedTime.String(),
+				UpdatedTime: paramtable.GetUpdateTime().String(),
 				Type:        typeutil.ProxyRole,
 				ID:          node.session.ServerID,
 			},
 			SystemConfigurations: metricsinfo.ProxyConfiguration{
-				DefaultPartitionName: Params.CommonCfg.DefaultPartitionName,
+				DefaultPartitionName: Params.CommonCfg.DefaultPartitionName.GetValue(),
-				DefaultIndexName:     Params.CommonCfg.DefaultIndexName,
+				DefaultIndexName:     Params.CommonCfg.DefaultIndexName.GetValue(),
 			},
 		},
 	}

internal/proxy/multi_rate_limiter.go

@@ -46,7 +46,7 @@ func NewMultiRateLimiter() *MultiRateLimiter {
 // Limit returns true, the request will be rejected.
 // Otherwise, the request will pass. Limit also returns limit of limiter.
 func (m *MultiRateLimiter) Limit(rt internalpb.RateType, n int) (bool, float64) {
-	if !Params.QuotaConfig.QuotaAndLimitsEnabled {
+	if !Params.QuotaConfig.QuotaAndLimitsEnabled.GetAsBool() {
 		return false, 1 // no limit
 	}
 	// TODO: call other rate limiters
@@ -103,25 +103,25 @@ func (rl *rateLimiter) registerLimiters() {
 		var r float64
 		switch internalpb.RateType(rt) {
 		case internalpb.RateType_DDLCollection:
-			r = Params.QuotaConfig.DDLCollectionRate
+			r = Params.QuotaConfig.DDLCollectionRate.GetAsFloat()
 		case internalpb.RateType_DDLPartition:
-			r = Params.QuotaConfig.DDLPartitionRate
+			r = Params.QuotaConfig.DDLPartitionRate.GetAsFloat()
 		case internalpb.RateType_DDLIndex:
-			r = Params.QuotaConfig.MaxIndexRate
+			r = Params.QuotaConfig.MaxIndexRate.GetAsFloat()
 		case internalpb.RateType_DDLFlush:
-			r = Params.QuotaConfig.MaxFlushRate
+			r = Params.QuotaConfig.MaxFlushRate.GetAsFloat()
 		case internalpb.RateType_DDLCompaction:
-			r = Params.QuotaConfig.MaxCompactionRate
+			r = Params.QuotaConfig.MaxCompactionRate.GetAsFloat()
 		case internalpb.RateType_DMLInsert:
-			r = Params.QuotaConfig.DMLMaxInsertRate
+			r = Params.QuotaConfig.DMLMaxInsertRate.GetAsFloat()
 		case internalpb.RateType_DMLDelete:
-			r = Params.QuotaConfig.DMLMaxDeleteRate
+			r = Params.QuotaConfig.DMLMaxDeleteRate.GetAsFloat()
 		case internalpb.RateType_DMLBulkLoad:
-			r = Params.QuotaConfig.DMLMaxBulkLoadRate
+			r = Params.QuotaConfig.DMLMaxBulkLoadRate.GetAsFloat()
 		case internalpb.RateType_DQLSearch:
-			r = Params.QuotaConfig.DQLMaxSearchRate
+			r = Params.QuotaConfig.DQLMaxSearchRate.GetAsFloat()
 		case internalpb.RateType_DQLQuery:
-			r = Params.QuotaConfig.DQLMaxQueryRate
+			r = Params.QuotaConfig.DQLMaxQueryRate.GetAsFloat()
 		}
 		limit := ratelimitutil.Limit(r)
 		burst := r // use rate as burst, because Limiter is with punishment mechanism, burst is insignificant.

internal/proxy/multi_rate_limiter_test.go

@@ -17,10 +17,12 @@
 package proxy
 
 import (
+	"fmt"
 	"math"
 	"testing"
 
 	"github.com/milvus-io/milvus/internal/proto/internalpb"
+	"github.com/milvus-io/milvus/internal/util/paramtable"
 	"github.com/milvus-io/milvus/internal/util/ratelimitutil"
 	"github.com/stretchr/testify/assert"
 )
@@ -28,7 +30,7 @@ import (
 func TestMultiRateLimiter(t *testing.T) {
 	t.Run("test multiRateLimiter", func(t *testing.T) {
 		bak := Params.QuotaConfig.QuotaAndLimitsEnabled
-		Params.QuotaConfig.QuotaAndLimitsEnabled = true
+		paramtable.Get().Save(Params.QuotaConfig.QuotaAndLimitsEnabled.Key, "true")
 		multiLimiter := NewMultiRateLimiter()
 		for _, rt := range internalpb.RateType_value {
 			multiLimiter.globalRateLimiter.limiters[internalpb.RateType(rt)] = ratelimitutil.NewLimiter(ratelimitutil.Limit(1000), 1)
@@ -47,7 +49,7 @@ func TestMultiRateLimiter(t *testing.T) {
 	t.Run("not enable quotaAndLimit", func(t *testing.T) {
 		multiLimiter := NewMultiRateLimiter()
 		bak := Params.QuotaConfig.QuotaAndLimitsEnabled
-		Params.QuotaConfig.QuotaAndLimitsEnabled = false
+		paramtable.Get().Save(Params.QuotaConfig.QuotaAndLimitsEnabled.Key, "false")
 		for _, rt := range internalpb.RateType_value {
 			ok, r := multiLimiter.Limit(internalpb.RateType(rt), 1)
 			assert.False(t, ok)
@@ -59,10 +61,10 @@ func TestMultiRateLimiter(t *testing.T) {
 	t.Run("test limit", func(t *testing.T) {
 		run := func(insertRate float64) {
 			bakInsertRate := Params.QuotaConfig.DMLMaxInsertRate
-			Params.QuotaConfig.DMLMaxInsertRate = insertRate
+			paramtable.Get().Save(Params.QuotaConfig.DMLMaxInsertRate.Key, fmt.Sprintf("%f", insertRate))
 			multiLimiter := NewMultiRateLimiter()
 			bak := Params.QuotaConfig.QuotaAndLimitsEnabled
-			Params.QuotaConfig.QuotaAndLimitsEnabled = true
+			paramtable.Get().Save(Params.QuotaConfig.QuotaAndLimitsEnabled.Key, "true")
 			ok, r := multiLimiter.Limit(internalpb.RateType_DMLInsert, 1*1024*1024)
 			assert.False(t, ok)
 			assert.NotEqual(t, float64(0), r)

internal/proxy/privilege_interceptor.go

@@ -72,7 +72,7 @@ func UnaryServerInterceptor(privilegeFunc PrivilegeFunc) grpc.UnaryServerInterce
 }
 
 func PrivilegeInterceptor(ctx context.Context, req interface{}) (context.Context, error) {
-	if !Params.CommonCfg.AuthorizationEnabled {
+	if !Params.CommonCfg.AuthorizationEnabled.GetAsBool() {
 		return ctx, nil
 	}
 	log.Debug("PrivilegeInterceptor", zap.String("type", reflect.TypeOf(req).String()))

internal/proxy/privilege_interceptor_test.go

@@ -5,6 +5,7 @@ import (
 	"testing"
 
 	"github.com/milvus-io/milvus/internal/util/funcutil"
+	"github.com/milvus-io/milvus/internal/util/paramtable"
 
 	"github.com/milvus-io/milvus-proto/go-api/commonpb"
 	"github.com/milvus-io/milvus-proto/go-api/milvuspb"
@@ -20,7 +21,7 @@ func TestUnaryServerInterceptor(t *testing.T) {
 func TestPrivilegeInterceptor(t *testing.T) {
 	ctx := context.Background()
 	t.Run("Authorization Disabled", func(t *testing.T) {
-		Params.CommonCfg.AuthorizationEnabled = false
+		paramtable.Get().Save(Params.CommonCfg.AuthorizationEnabled.Key, "false")
 		_, err := PrivilegeInterceptor(ctx, &milvuspb.LoadCollectionRequest{
 			DbName:         "db_test",
 			CollectionName: "col1",
@@ -29,7 +30,7 @@ func TestPrivilegeInterceptor(t *testing.T) {
 	})
 
 	t.Run("Authorization Enabled", func(t *testing.T) {
-		Params.CommonCfg.AuthorizationEnabled = true
+		paramtable.Get().Save(Params.CommonCfg.AuthorizationEnabled.Key, "true")
 
 		_, err := PrivilegeInterceptor(ctx, &milvuspb.HasCollectionRequest{})
 		assert.Nil(t, err)

internal/proxy/proxy.go

@@ -243,10 +243,10 @@ func (node *Proxy) Init() error {
 	}
 	log.Debug("create task scheduler done", zap.String("role", typeutil.ProxyRole))
 
-	syncTimeTickInterval := Params.ProxyCfg.TimeTickInterval / 2
+	syncTimeTickInterval := Params.ProxyCfg.TimeTickInterval.GetAsDuration(time.Millisecond) / 2
 	log.Debug("create channels time ticker",
 		zap.String("role", typeutil.ProxyRole), zap.Duration("syncTimeTickInterval", syncTimeTickInterval))
-	node.chTicker = newChannelsTimeTicker(node.ctx, Params.ProxyCfg.TimeTickInterval/2, []string{}, node.sched.getPChanStatistics, tsoAllocator)
+	node.chTicker = newChannelsTimeTicker(node.ctx, Params.ProxyCfg.TimeTickInterval.GetAsDuration(time.Millisecond)/2, []string{}, node.sched.getPChanStatistics, tsoAllocator)
 	log.Debug("create channels time ticker done", zap.String("role", typeutil.ProxyRole))
 
 	log.Debug("create metrics cache manager", zap.String("role", typeutil.ProxyRole))
@@ -269,7 +269,7 @@ func (node *Proxy) sendChannelsTimeTickLoop() {
 	go func() {
 		defer node.wg.Done()
 
-		timer := time.NewTicker(Params.ProxyCfg.TimeTickInterval)
+		timer := time.NewTicker(Params.ProxyCfg.TimeTickInterval.GetAsDuration(time.Millisecond))
 
 		for {
 			select {
@@ -365,10 +365,6 @@ func (node *Proxy) Start() error {
 		cb()
 	}
 
-	now := time.Now()
-	Params.ProxyCfg.CreatedTime = now
-	Params.ProxyCfg.UpdatedTime = now
-
 	log.Debug("update state code", zap.String("role", typeutil.ProxyRole), zap.String("State", commonpb.StateCode_Healthy.String()))
 	node.UpdateStateCode(commonpb.StateCode_Healthy)
 

internal/proxy/task.go

@@ -159,12 +159,12 @@ func (cct *createCollectionTask) PreExecute(ctx context.Context) error {
 	}
 	cct.schema.AutoID = false
 
-	if cct.ShardsNum > Params.ProxyCfg.MaxShardNum {
+	if cct.ShardsNum > Params.ProxyCfg.MaxShardNum.GetAsInt32() {
-		return fmt.Errorf("maximum shards's number should be limited to %d", Params.ProxyCfg.MaxShardNum)
+		return fmt.Errorf("maximum shards's number should be limited to %d", Params.ProxyCfg.MaxShardNum.GetAsInt())
 	}
 
-	if int64(len(cct.schema.Fields)) > Params.ProxyCfg.MaxFieldNum {
+	if len(cct.schema.Fields) > Params.ProxyCfg.MaxFieldNum.GetAsInt() {
-		return fmt.Errorf("maximum field's number should be limited to %d", Params.ProxyCfg.MaxFieldNum)
+		return fmt.Errorf("maximum field's number should be limited to %d", Params.ProxyCfg.MaxFieldNum.GetAsInt())
 	}
 
 	// validate collection name

internal/proxy/task_index.go

@@ -116,7 +116,7 @@ func (cit *createIndexTask) parseIndexParams() error {
 
 	for _, kv := range cit.req.GetExtraParams() {
 		if kv.Key == common.IndexParamsKey {
-			params, err := funcutil.ParseIndexParamsMap(kv.Value)
+			params, err := funcutil.JSONToMap(kv.Value)
 			if err != nil {
 				return err
 			}
@@ -130,16 +130,16 @@ func (cit *createIndexTask) parseIndexParams() error {
 
 	if isVecIndex {
 		specifyIndexType, exist := indexParamsMap[common.IndexTypeKey]
-		if Params.AutoIndexConfig.Enable {
+		if Params.AutoIndexConfig.Enable.GetAsBool() {
 			if exist {
 				if specifyIndexType != AutoIndexName {
 					return fmt.Errorf("IndexType should be %s", AutoIndexName)
 				}
 			}
 			log.Debug("create index trigger AutoIndex",
-				zap.String("type", Params.AutoIndexConfig.AutoIndexTypeName))
+				zap.String("type", Params.AutoIndexConfig.AutoIndexTypeName.GetValue()))
 			// override params
-			for k, v := range Params.AutoIndexConfig.IndexParams {
+			for k, v := range Params.AutoIndexConfig.IndexParams.GetAsJSONMap() {
 				indexParamsMap[k] = v
 			}
 		} else {
@@ -307,7 +307,7 @@ func (cit *createIndexTask) Execute(ctx context.Context) error {
 		zap.Any("indexParams", cit.req.GetExtraParams()))
 
 	if cit.req.GetIndexName() == "" {
-		cit.req.IndexName = Params.CommonCfg.DefaultIndexName + "_" + strconv.FormatInt(cit.fieldSchema.GetFieldID(), 10)
+		cit.req.IndexName = Params.CommonCfg.DefaultIndexName.GetValue() + "_" + strconv.FormatInt(cit.fieldSchema.GetFieldID(), 10)
 	}
 	var err error
 	req := &indexpb.CreateIndexRequest{
@@ -620,7 +620,7 @@ func (gibpt *getIndexBuildProgressTask) Execute(ctx context.Context) error {
 	gibpt.collectionID = collectionID
 
 	if gibpt.IndexName == "" {
-		gibpt.IndexName = Params.CommonCfg.DefaultIndexName
+		gibpt.IndexName = Params.CommonCfg.DefaultIndexName.GetValue()
 	}
 
 	resp, err := gibpt.indexCoord.GetIndexBuildProgress(ctx, &indexpb.GetIndexBuildProgressRequest{
@@ -707,7 +707,7 @@ func (gist *getIndexStateTask) PreExecute(ctx context.Context) error {
 func (gist *getIndexStateTask) Execute(ctx context.Context) error {
 
 	if gist.IndexName == "" {
-		gist.IndexName = Params.CommonCfg.DefaultIndexName
+		gist.IndexName = Params.CommonCfg.DefaultIndexName.GetValue()
 	}
 	collectionID, err := globalMetaCache.GetCollectionID(ctx, gist.CollectionName)
 	if err != nil {

internal/proxy/task_insert.go

@@ -433,7 +433,7 @@ func (it *insertTask) Execute(ctx context.Context) error {
 			return err
 		}
 	} else {
-		partitionID, err = globalMetaCache.GetPartitionID(ctx, collectionName, Params.CommonCfg.DefaultPartitionName)
+		partitionID, err = globalMetaCache.GetPartitionID(ctx, collectionName, Params.CommonCfg.DefaultPartitionName.GetValue())
 		if err != nil {
 			return err
 		}

internal/proxy/task_scheduler.go

@@ -201,8 +201,8 @@ func newBaseTaskQueue(tsoAllocatorIns tsoAllocator) *baseTaskQueue {
 		activeTasks:     make(map[UniqueID]task),
 		utLock:          sync.RWMutex{},
 		atLock:          sync.RWMutex{},
-		maxTaskNum:      Params.ProxyCfg.MaxTaskNum,
+		maxTaskNum:      Params.ProxyCfg.MaxTaskNum.GetAsInt64(),
-		utBufChan:       make(chan int, Params.ProxyCfg.MaxTaskNum),
+		utBufChan:       make(chan int, Params.ProxyCfg.MaxTaskNum.GetAsInt()),
 		tsoAllocatorIns: tsoAllocatorIns,
 	}
 }

internal/proxy/task_search.go

@@ -18,6 +18,7 @@ import (
 	"github.com/milvus-io/milvus/internal/metrics"
 	"github.com/milvus-io/milvus/internal/types"
 
+	"github.com/milvus-io/milvus/internal/util/autoindex"
 	"github.com/milvus-io/milvus/internal/util/commonpbutil"
 	"github.com/milvus-io/milvus/internal/util/distance"
 	"github.com/milvus-io/milvus/internal/util/funcutil"
@@ -100,7 +101,7 @@ func getPartitionIDs(ctx context.Context, collectionName string, partitionNames
 
 func parseSearchParams(searchParamsPair []*commonpb.KeyValuePair) (string, error) {
 	searchParamStr, err := funcutil.GetAttrByKeyFromRepeatedKV(SearchParamsKey, searchParamsPair)
-	if Params.AutoIndexConfig.Enable {
+	if Params.AutoIndexConfig.Enable.GetAsBool() {
 		searchParamMap := make(map[string]interface{})
 		var level int
 		if err == nil { // if specified params, we try to parse params
@@ -129,7 +130,8 @@ func parseSearchParams(searchParamsPair []*commonpb.KeyValuePair) (string, error
 		} else {
 			level = 1
 		}
-		calculator := Params.AutoIndexConfig.GetSearchParamStrCalculator(level)
+		paramsStr := Params.AutoIndexConfig.SearchParamsYamlStr.GetValue()
+		calculator := autoindex.GetSearchCalculator(paramsStr, level)
 		if calculator == nil {
 			return "", fmt.Errorf("search params calculator not found for level:%d", level)
 		}

internal/proxy/task_search_test.go

@@ -11,7 +11,6 @@ import (
 	"time"
 
 	"github.com/golang/protobuf/proto"
-	"github.com/milvus-io/milvus/internal/util/autoindex"
 	"github.com/milvus-io/milvus/internal/util/indexparamcheck"
 	"github.com/milvus-io/milvus/internal/util/paramtable"
 	"github.com/stretchr/testify/assert"
@@ -1897,13 +1896,17 @@ func TestTaskSearch_parseSearchParams_AutoIndexEnable(t *testing.T) {
 	oldIndexType := Params.AutoIndexConfig.IndexType
 	oldIndexParams := Params.AutoIndexConfig.IndexParams
 	oldSearchParamYamStr := Params.AutoIndexConfig.SearchParamsYamlStr
-	oldParser := Params.AutoIndexConfig.Parser
 	//parseSearchParams
-	Params.AutoIndexConfig.Enable = true
+	paramtable.Get().Save(Params.AutoIndexConfig.Enable.Key, "true")
-	Params.AutoIndexConfig.IndexType = indexparamcheck.IndexHNSW
+	paramtable.Get().Save(Params.AutoIndexConfig.IndexType.Key, indexparamcheck.IndexHNSW)
-	Params.AutoIndexConfig.IndexParams = make(map[string]string)
+	paramtable.Get().Save(Params.AutoIndexConfig.IndexParams.Key, "{}")
+	defer func() {
+		paramtable.Get().Reset(Params.AutoIndexConfig.Enable.Key)
+		paramtable.Get().Reset(Params.AutoIndexConfig.IndexType.Key)
+		paramtable.Get().Reset(Params.AutoIndexConfig.IndexParams.Key)
+	}()
 
-	buildParams := map[string]interface{}{
+	buildParams := map[string]any{
 		common.MetricTypeKey: indexparamcheck.L2,
 		common.IndexTypeKey:  indexparamcheck.IndexHNSW,
 		"M":                  8,
@@ -1911,7 +1914,8 @@ func TestTaskSearch_parseSearchParams_AutoIndexEnable(t *testing.T) {
 	}
 	buildParamsJSONValue, err := json.Marshal(buildParams)
 	assert.NoError(t, err)
-	Params.AutoIndexConfig.IndexParams, err = funcutil.ParseIndexParamsMap(string(buildParamsJSONValue))
+	paramtable.Get().Save(Params.AutoIndexConfig.IndexParams.Key, string(buildParamsJSONValue))
+	defer paramtable.Get().Reset(Params.AutoIndexConfig.IndexParams.Key)
 	assert.NoError(t, err)
 
 	jsonStr := `
@@ -1941,8 +1945,8 @@ func TestTaskSearch_parseSearchParams_AutoIndexEnable(t *testing.T) {
           ]
         }
       }`
-	Params.AutoIndexConfig.Parser = autoindex.NewParser()
+	paramtable.Get().Save(Params.AutoIndexConfig.SearchParamsYamlStr.Key, jsonStr)
-	Params.AutoIndexConfig.Parser.InitFromJSONStr(jsonStr)
+	defer paramtable.Get().Reset(Params.AutoIndexConfig.SearchParamsYamlStr.Key)
 
 	normalKVPairs := []*commonpb.KeyValuePair{
 		{
@@ -2085,7 +2089,6 @@ func TestTaskSearch_parseSearchParams_AutoIndexEnable(t *testing.T) {
 	Params.AutoIndexConfig.IndexType = oldIndexType
 	Params.AutoIndexConfig.IndexParams = oldIndexParams
 	Params.AutoIndexConfig.SearchParamsYamlStr = oldSearchParamYamStr
-	Params.AutoIndexConfig.Parser = oldParser
 
 }
 

internal/proxy/task_test.go

@@ -570,7 +570,7 @@ func TestCreateCollectionTask(t *testing.T) {
 		assert.Error(t, err)
 		task.Schema = marshaledSchema
 
-		task.ShardsNum = Params.ProxyCfg.MaxShardNum + 1
+		task.ShardsNum = Params.ProxyCfg.MaxShardNum.GetAsInt32() + 1
 		err = task.PreExecute(ctx)
 		assert.Error(t, err)
 		task.ShardsNum = shardsNum
@@ -582,7 +582,7 @@ func TestCreateCollectionTask(t *testing.T) {
 			Name:        collectionName,
 			Description: "",
 			AutoID:      false,
-			Fields:      make([]*schemapb.FieldSchema, Params.ProxyCfg.MaxFieldNum+1),
+			Fields:      make([]*schemapb.FieldSchema, Params.ProxyCfg.MaxFieldNum.GetAsInt32()+1),
 		}
 		marshaledSchemaWithTooManyFields, err := proto.Marshal(schemaWithTooManyFields)
 		assert.NoError(t, err)
@@ -602,7 +602,7 @@ func TestCreateCollectionTask(t *testing.T) {
 		assert.Error(t, err)
 
 		schema.Name = prefix
-		for i := 0; i < int(Params.ProxyCfg.MaxNameLength); i++ {
+		for i := 0; i < Params.ProxyCfg.MaxNameLength.GetAsInt(); i++ {
 			schema.Name += strconv.Itoa(i % 10)
 		}
 		tooLongNameSchema, err := proto.Marshal(schema)
@@ -701,7 +701,7 @@ func TestCreateCollectionTask(t *testing.T) {
 				schema.Fields[idx].TypeParams = []*commonpb.KeyValuePair{
 					{
 						Key:   "dim",
-						Value: strconv.Itoa(int(Params.ProxyCfg.MaxDimension) + 1),
+						Value: strconv.Itoa(Params.ProxyCfg.MaxDimension.GetAsInt() + 1),
 					},
 				}
 			}
@@ -717,7 +717,7 @@ func TestCreateCollectionTask(t *testing.T) {
 		schema.Fields[1].TypeParams = []*commonpb.KeyValuePair{
 			{
 				Key:   "dim",
-				Value: strconv.Itoa(int(Params.ProxyCfg.MaxDimension) + 1),
+				Value: strconv.Itoa(Params.ProxyCfg.MaxDimension.GetAsInt() + 1),
 			},
 		}
 		binaryTooLargeDimSchema, err := proto.Marshal(schema)

internal/proxy/util.go

@@ -99,9 +99,8 @@ func validateCollectionNameOrAlias(entity, entityType string) error {
 	}
 
 	invalidMsg := fmt.Sprintf("Invalid collection %s: %s. ", entityType, entity)
-	if int64(len(entity)) > Params.ProxyCfg.MaxNameLength {
+	if len(entity) > Params.ProxyCfg.MaxNameLength.GetAsInt() {
-		msg := invalidMsg + fmt.Sprintf("The length of a collection %s must be less than ", entityType) +
+		msg := invalidMsg + fmt.Sprintf("The length of a collection %s must be less than ", entityType) + Params.ProxyCfg.MaxNameLength.GetValue() + " characters."
-			strconv.FormatInt(Params.ProxyCfg.MaxNameLength, 10) + " characters."
 		return errors.New(msg)
 	}
 
@@ -139,9 +138,8 @@ func validatePartitionTag(partitionTag string, strictCheck bool) error {
 		return errors.New(msg)
 	}
 
-	if int64(len(partitionTag)) > Params.ProxyCfg.MaxNameLength {
+	if len(partitionTag) > Params.ProxyCfg.MaxNameLength.GetAsInt() {
-		msg := invalidMsg + "The length of a partition name must be less than " +
+		msg := invalidMsg + "The length of a partition name must be less than " + Params.ProxyCfg.MaxNameLength.GetValue() + " characters."
-			strconv.FormatInt(Params.ProxyCfg.MaxNameLength, 10) + " characters."
 		return errors.New(msg)
 	}
 
@@ -173,9 +171,8 @@ func validateFieldName(fieldName string) error {
 	}
 
 	invalidMsg := "Invalid field name: " + fieldName + ". "
-	if int64(len(fieldName)) > Params.ProxyCfg.MaxNameLength {
+	if len(fieldName) > Params.ProxyCfg.MaxNameLength.GetAsInt() {
-		msg := invalidMsg + "The length of a field name must be less than " +
+		msg := invalidMsg + "The length of a field name must be less than " + Params.ProxyCfg.MaxNameLength.GetValue() + " characters."
-			strconv.FormatInt(Params.ProxyCfg.MaxNameLength, 10) + " characters."
 		return errors.New(msg)
 	}
 
@@ -214,8 +211,8 @@ func validateDimension(field *schemapb.FieldSchema) error {
 		return errors.New("dimension is not defined in field type params, check type param `dim` for vector field")
 	}
 
-	if dim <= 0 || dim > Params.ProxyCfg.MaxDimension {
+	if dim <= 0 || dim > Params.ProxyCfg.MaxDimension.GetAsInt64() {
-		return fmt.Errorf("invalid dimension: %d. should be in range 1 ~ %d", dim, Params.ProxyCfg.MaxDimension)
+		return fmt.Errorf("invalid dimension: %d. should be in range 1 ~ %d", dim, Params.ProxyCfg.MaxDimension.GetAsInt())
 	}
 	if field.DataType == schemapb.DataType_BinaryVector && dim%8 != 0 {
 		return fmt.Errorf("invalid dimension: %d. should be multiple of 8. ", dim)
@@ -566,9 +563,8 @@ func ValidateUsername(username string) error {
 	}
 
 	invalidMsg := "Invalid username: " + username + ". "
-	if int64(len(username)) > Params.ProxyCfg.MaxUsernameLength {
+	if len(username) > Params.ProxyCfg.MaxUsernameLength.GetAsInt() {
-		msg := invalidMsg + "The length of username must be less than " +
+		msg := invalidMsg + "The length of username must be less than " + Params.ProxyCfg.MaxUsernameLength.GetValue() + " characters."
-			strconv.FormatInt(Params.ProxyCfg.MaxUsernameLength, 10) + " characters."
 		return errors.New(msg)
 	}
 
@@ -590,9 +586,9 @@ func ValidateUsername(username string) error {
 }
 
 func ValidatePassword(password string) error {
-	if int64(len(password)) < Params.ProxyCfg.MinPasswordLength || int64(len(password)) > Params.ProxyCfg.MaxPasswordLength {
+	if len(password) < Params.ProxyCfg.MinPasswordLength.GetAsInt() || len(password) > Params.ProxyCfg.MaxPasswordLength.GetAsInt() {
-		msg := "The length of password must be great than " + strconv.FormatInt(Params.ProxyCfg.MinPasswordLength, 10) +
+		msg := "The length of password must be great than " + Params.ProxyCfg.MinPasswordLength.GetValue() +
-			" and less than " + strconv.FormatInt(Params.ProxyCfg.MaxPasswordLength, 10) + " characters."
+			" and less than " + Params.ProxyCfg.MaxPasswordLength.GetValue() + " characters."
 		return errors.New(msg)
 	}
 	return nil
@@ -600,10 +596,10 @@ func ValidatePassword(password string) error {
 
 func validateTravelTimestamp(travelTs, tMax typeutil.Timestamp) error {
 	durationSeconds := tsoutil.CalculateDuration(tMax, travelTs) / 1000
-	if durationSeconds > Params.CommonCfg.RetentionDuration {
+	if durationSeconds > Params.CommonCfg.RetentionDuration.GetAsInt64() {
 
 		durationIn := time.Second * time.Duration(durationSeconds)
-		durationSupport := time.Second * time.Duration(Params.CommonCfg.RetentionDuration)
+		durationSupport := time.Second * time.Duration(Params.CommonCfg.RetentionDuration.GetAsInt64())
 		return fmt.Errorf("only support to travel back to %v so far, but got %v", durationSupport, durationIn)
 	}
 	return nil
@@ -618,7 +614,7 @@ func parseGuaranteeTs(ts, tMax typeutil.Timestamp) typeutil.Timestamp {
 	case strongTS:
 		ts = tMax
 	case boundedTS:
-		ratio := time.Duration(-Params.CommonCfg.GracefulTime)
+		ratio := time.Duration(-Params.CommonCfg.GracefulTime.GetAsInt64())
 		ts = tsoutil.AddPhysicalDurationOnTs(tMax, ratio*time.Millisecond)
 	}
 	return ts
@@ -632,9 +628,8 @@ func validateName(entity string, nameType string) error {
 	}
 
 	invalidMsg := fmt.Sprintf("invalid %s: %s. ", nameType, entity)
-	if int64(len(entity)) > Params.ProxyCfg.MaxNameLength {
+	if len(entity) > Params.ProxyCfg.MaxNameLength.GetAsInt() {
-		msg := invalidMsg + fmt.Sprintf("the length of %s must be less than ", nameType) +
+		msg := invalidMsg + fmt.Sprintf("the length of %s must be less than ", nameType) + Params.ProxyCfg.MaxNameLength.GetValue() + " characters."
-			strconv.FormatInt(Params.ProxyCfg.MaxNameLength, 10) + " characters."
 		return errors.New(msg)
 	}
 
@@ -813,9 +808,8 @@ func validateIndexName(indexName string) error {
 		return nil
 	}
 	invalidMsg := "Invalid index name: " + indexName + ". "
-	if int64(len(indexName)) > Params.ProxyCfg.MaxNameLength {
+	if len(indexName) > Params.ProxyCfg.MaxNameLength.GetAsInt() {
-		msg := invalidMsg + "The length of a index name must be less than " +
+		msg := invalidMsg + "The length of a index name must be less than " + Params.ProxyCfg.MaxNameLength.GetValue() + " characters."
-			strconv.FormatInt(Params.ProxyCfg.MaxNameLength, 10) + " characters."
 		return errors.New(msg)
 	}
 

internal/proxy/util_test.go

@@ -35,6 +35,7 @@ import (
 	"github.com/milvus-io/milvus/internal/proto/rootcoordpb"
 	"github.com/milvus-io/milvus/internal/util"
 	"github.com/milvus-io/milvus/internal/util/crypto"
+	"github.com/milvus-io/milvus/internal/util/paramtable"
 	"github.com/milvus-io/milvus/internal/util/tsoutil"
 	"github.com/milvus-io/milvus/internal/util/typeutil"
 )
@@ -133,7 +134,7 @@ func TestValidateDimension(t *testing.T) {
 	fieldSchema.TypeParams = []*commonpb.KeyValuePair{
 		{
 			Key:   "dim",
-			Value: strconv.Itoa(int(Params.ProxyCfg.MaxDimension)),
+			Value: Params.ProxyCfg.MaxDimension.GetValue(),
 		},
 	}
 	assert.Nil(t, validateDimension(fieldSchema))
@@ -149,7 +150,7 @@ func TestValidateDimension(t *testing.T) {
 	fieldSchema.TypeParams = []*commonpb.KeyValuePair{
 		{
 			Key:   "dim",
-			Value: strconv.Itoa(int(Params.ProxyCfg.MaxDimension + 1)),
+			Value: strconv.Itoa(int(Params.ProxyCfg.MaxDimension.GetAsInt32() + 1)),
 		},
 	}
 	assert.NotNil(t, validateDimension(fieldSchema))
@@ -165,7 +166,7 @@ func TestValidateDimension(t *testing.T) {
 	fieldSchema.TypeParams = []*commonpb.KeyValuePair{
 		{
 			Key:   "dim",
-			Value: strconv.Itoa(int(Params.ProxyCfg.MaxDimension)),
+			Value: strconv.Itoa(Params.ProxyCfg.MaxDimension.GetAsInt()),
 		},
 	}
 	assert.Nil(t, validateDimension(fieldSchema))
@@ -784,18 +785,19 @@ func TestValidateTravelTimestamp(t *testing.T) {
 	travelTs := tsoutil.GetCurrentTime()
 	tests := []struct {
 		description string
-		defaultRD   int64
+		defaultRD   string
 		nowTs       typeutil.Timestamp
 		isValid     bool
 	}{
-		{"one second", 100, tsoutil.AddPhysicalDurationOnTs(travelTs, time.Second), true},
+		{"one second", "100", tsoutil.AddPhysicalDurationOnTs(travelTs, time.Second), true},
-		{"retention duration", 100, tsoutil.AddPhysicalDurationOnTs(travelTs, 100*time.Second), true},
+		{"retention duration", "100", tsoutil.AddPhysicalDurationOnTs(travelTs, 100*time.Second), true},
-		{"retention duration+1", 100, tsoutil.AddPhysicalDurationOnTs(travelTs, 101*time.Second), false},
+		{"retention duration+1", "100", tsoutil.AddPhysicalDurationOnTs(travelTs, 101*time.Second), false},
 	}
 
 	for _, test := range tests {
 		t.Run(test.description, func(t *testing.T) {
-			Params.CommonCfg.RetentionDuration = test.defaultRD
+			paramtable.Get().Save(Params.CommonCfg.RetentionDuration.Key, test.defaultRD)
+			defer paramtable.Get().Reset(Params.CommonCfg.RetentionDuration.Key)
 			err := validateTravelTimestamp(travelTs, test.nowTs)
 			if test.isValid {
 				assert.NoError(t, err)

internal/querycoordv2/checkers/balance_checker.go

@@ -18,6 +18,7 @@ package checkers
 
 import (
 	"context"
+	"time"
 
 	"github.com/milvus-io/milvus/internal/querycoordv2/balance"
 	. "github.com/milvus-io/milvus/internal/querycoordv2/params"
@@ -44,7 +45,7 @@ func (b *BalanceChecker) Check(ctx context.Context) []task.Task {
 	ret := make([]task.Task, 0)
 	segmentPlans, channelPlans := b.Balance.Balance()
 
-	tasks := balance.CreateSegmentTasksFromPlans(ctx, b.ID(), Params.QueryCoordCfg.SegmentTaskTimeout, segmentPlans)
+	tasks := balance.CreateSegmentTasksFromPlans(ctx, b.ID(), Params.QueryCoordCfg.SegmentTaskTimeout.GetAsDuration(time.Millisecond), segmentPlans)
 	task.SetPriorityWithFunc(func(t task.Task) task.Priority {
 		if t.Priority() == task.TaskPriorityHigh {
 			return task.TaskPriorityHigh
@@ -53,7 +54,7 @@ func (b *BalanceChecker) Check(ctx context.Context) []task.Task {
 	}, tasks...)
 	ret = append(ret, tasks...)
 
-	tasks = balance.CreateChannelTasksFromPlans(ctx, b.ID(), Params.QueryCoordCfg.ChannelTaskTimeout, channelPlans)
+	tasks = balance.CreateChannelTasksFromPlans(ctx, b.ID(), Params.QueryCoordCfg.ChannelTaskTimeout.GetAsDuration(time.Millisecond), channelPlans)
 	ret = append(ret, tasks...)
 	return ret
 }

internal/querycoordv2/checkers/channel_checker.go

@@ -18,6 +18,7 @@ package checkers
 
 import (
 	"context"
+	"time"
 
 	"github.com/milvus-io/milvus/internal/log"
 	"github.com/milvus-io/milvus/internal/querycoordv2/balance"
@@ -176,14 +177,14 @@ func (c *ChannelChecker) createChannelLoadTask(ctx context.Context, channels []*
 	// log.Debug("try to subscribe channels",
 	// 	zap.Any("channels", channels),
 	// 	zap.Any("plans", plans))
-	return balance.CreateChannelTasksFromPlans(ctx, c.ID(), Params.QueryCoordCfg.ChannelTaskTimeout, plans)
+	return balance.CreateChannelTasksFromPlans(ctx, c.ID(), Params.QueryCoordCfg.ChannelTaskTimeout.GetAsDuration(time.Millisecond), plans)
 }
 
 func (c *ChannelChecker) createChannelReduceTasks(ctx context.Context, channels []*meta.DmChannel, replicaID int64) []task.Task {
 	ret := make([]task.Task, 0, len(channels))
 	for _, ch := range channels {
 		action := task.NewChannelAction(ch.Node, task.ActionTypeReduce, ch.GetChannelName())
-		task, err := task.NewChannelTask(ctx, Params.QueryCoordCfg.ChannelTaskTimeout, c.ID(), ch.GetCollectionID(), replicaID, action)
+		task, err := task.NewChannelTask(ctx, Params.QueryCoordCfg.ChannelTaskTimeout.GetAsDuration(time.Millisecond), c.ID(), ch.GetCollectionID(), replicaID, action)
 		if err != nil {
 			log.Warn("Create channel reduce task failed",
 				zap.Int64("collection", ch.GetCollectionID()),

internal/querycoordv2/checkers/controller.go

@@ -80,7 +80,7 @@ func NewCheckerController(
 
 func (controller *CheckerController) Start(ctx context.Context) {
 	go func() {
-		ticker := time.NewTicker(Params.QueryCoordCfg.CheckInterval)
+		ticker := time.NewTicker(Params.QueryCoordCfg.CheckInterval.GetAsDuration(time.Millisecond))
 		defer ticker.Stop()
 		for {
 			select {
@@ -98,7 +98,7 @@ func (controller *CheckerController) Start(ctx context.Context) {
 			case <-controller.checkCh:
 				ticker.Stop()
 				controller.check(ctx)
-				ticker.Reset(Params.QueryCoordCfg.CheckInterval)
+				ticker.Reset(Params.QueryCoordCfg.CheckInterval.GetAsDuration(time.Millisecond))
 			}
 		}
 	}()

internal/querycoordv2/checkers/segment_checker.go

@@ -18,6 +18,7 @@ package checkers
 
 import (
 	"context"
+	"time"
 
 	"github.com/milvus-io/milvus/internal/log"
 	"github.com/milvus-io/milvus/internal/proto/datapb"
@@ -269,7 +270,7 @@ func (c *SegmentChecker) createSegmentLoadTasks(ctx context.Context, segments []
 	for i := range plans {
 		plans[i].ReplicaID = replica.GetID()
 	}
-	return balance.CreateSegmentTasksFromPlans(ctx, c.ID(), Params.QueryCoordCfg.SegmentTaskTimeout, plans)
+	return balance.CreateSegmentTasksFromPlans(ctx, c.ID(), Params.QueryCoordCfg.SegmentTaskTimeout.GetAsDuration(time.Millisecond), plans)
 }
 
 func (c *SegmentChecker) createSegmentReduceTasks(ctx context.Context, segments []*meta.Segment, replicaID int64, scope querypb.DataScope) []task.Task {
@@ -278,7 +279,7 @@ func (c *SegmentChecker) createSegmentReduceTasks(ctx context.Context, segments
 		action := task.NewSegmentActionWithScope(s.Node, task.ActionTypeReduce, s.GetInsertChannel(), s.GetID(), scope)
 		task, err := task.NewSegmentTask(
 			ctx,
-			Params.QueryCoordCfg.SegmentTaskTimeout,
+			Params.QueryCoordCfg.SegmentTaskTimeout.GetAsDuration(time.Millisecond),
 			c.ID(),
 			s.GetCollectionID(),
 			replicaID,

internal/querycoordv2/dist/dist_handler.go

@@ -57,7 +57,7 @@ func (dh *distHandler) start(ctx context.Context) {
 	defer dh.wg.Done()
 	logger := log.With(zap.Int64("nodeID", dh.nodeID))
 	logger.Info("start dist handler")
-	ticker := time.NewTicker(Params.QueryCoordCfg.DistPullInterval)
+	ticker := time.NewTicker(Params.QueryCoordCfg.DistPullInterval.GetAsDuration(time.Millisecond))
 	failures := 0
 	for {
 		select {

internal/querycoordv2/handlers.go

@@ -21,6 +21,7 @@ import (
 	"errors"
 	"fmt"
 	"sync"
+	"time"
 
 	"github.com/samber/lo"
 	"go.uber.org/zap"
@@ -133,7 +134,7 @@ func (s *Server) balanceSegments(ctx context.Context, req *querypb.LoadBalanceRe
 			zap.Int64("segmentID", plan.Segment.GetID()),
 		)
 		task, err := task.NewSegmentTask(ctx,
-			Params.QueryCoordCfg.SegmentTaskTimeout,
+			Params.QueryCoordCfg.SegmentTaskTimeout.GetAsDuration(time.Millisecond),
 			req.GetBase().GetMsgID(),
 			req.GetCollectionID(),
 			replica.GetID(),
@@ -159,7 +160,7 @@ func (s *Server) balanceSegments(ctx context.Context, req *querypb.LoadBalanceRe
 		}
 		tasks = append(tasks, task)
 	}
-	return task.Wait(ctx, Params.QueryCoordCfg.SegmentTaskTimeout, tasks...)
+	return task.Wait(ctx, Params.QueryCoordCfg.SegmentTaskTimeout.GetAsDuration(time.Millisecond), tasks...)
 }
 
 // TODO(dragondriver): add more detail metrics
@@ -181,14 +182,14 @@ func (s *Server) getSystemInfoMetrics(
 					DiskUsage:    hardware.GetDiskUsage(),
 				},
 				SystemInfo:  metricsinfo.DeployMetrics{},
-				CreatedTime: Params.QueryCoordCfg.CreatedTime.String(),
+				CreatedTime: paramtable.GetCreateTime().String(),
-				UpdatedTime: Params.QueryCoordCfg.UpdatedTime.String(),
+				UpdatedTime: paramtable.GetUpdateTime().String(),
 				Type:        typeutil.QueryCoordRole,
 				ID:          s.session.ServerID,
 			},
 			SystemConfigurations: metricsinfo.QueryCoordConfiguration{
-				SearchChannelPrefix:       Params.CommonCfg.QueryCoordSearch,
+				SearchChannelPrefix:       Params.CommonCfg.QueryCoordSearch.GetValue(),
-				SearchResultChannelPrefix: Params.CommonCfg.QueryCoordSearchResult,
+				SearchResultChannelPrefix: Params.CommonCfg.QueryCoordSearchResult.GetValue(),
 			},
 		},
 		ConnectedNodes: make([]metricsinfo.QueryNodeInfos, 0),