diff --git a/internal/rootcoord/quota_center.go b/internal/rootcoord/quota_center.go
index 9ee6c46b19..c7e6bc6753 100644
--- a/internal/rootcoord/quota_center.go
+++ b/internal/rootcoord/quota_center.go
@@ -41,10 +41,12 @@ import (
 	"github.com/milvus-io/milvus/internal/util/quota"
 	rlinternal "github.com/milvus-io/milvus/internal/util/ratelimitutil"
 	"github.com/milvus-io/milvus/pkg/common"
+	"github.com/milvus-io/milvus/pkg/config"
 	"github.com/milvus-io/milvus/pkg/log"
 	"github.com/milvus-io/milvus/pkg/metrics"
 	"github.com/milvus-io/milvus/pkg/util/commonpbutil"
 	"github.com/milvus-io/milvus/pkg/util/metricsinfo"
+	"github.com/milvus-io/milvus/pkg/util/paramtable"
 	"github.com/milvus-io/milvus/pkg/util/ratelimitutil"
 	"github.com/milvus-io/milvus/pkg/util/tsoutil"
 	"github.com/milvus-io/milvus/pkg/util/typeutil"
@@ -276,10 +278,18 @@ func (q *QuotaCenter) Start() {
 	}()
 }
 
+func (q *QuotaCenter) watchQuotaAndLimit() {
+	pt := paramtable.Get()
+	pt.Watch(pt.QuotaConfig.QueryNodeMemoryHighWaterLevel.Key, config.NewHandler(pt.QuotaConfig.QueryNodeMemoryHighWaterLevel.Key, func(event *config.Event) {
+		metrics.QueryNodeMemoryHighWaterLevel.Set(pt.QuotaConfig.QueryNodeMemoryHighWaterLevel.GetAsFloat())
+	}))
+}
+
 // run starts the service of QuotaCenter.
 func (q *QuotaCenter) run() {
 	interval := Params.QuotaConfig.QuotaCenterCollectInterval.GetAsDuration(time.Second)
 	log.Info("Start QuotaCenter", zap.Duration("collectInterval", interval))
+	q.watchQuotaAndLimit()
 	ticker := time.NewTicker(interval)
 	defer ticker.Stop()
 	for {
diff --git a/internal/util/quota/quota_constant.go b/internal/util/quota/quota_constant.go
index 0302e1fddc..7f36800bfe 100644
--- a/internal/util/quota/quota_constant.go
+++ b/internal/util/quota/quota_constant.go
@@ -25,7 +25,9 @@ import (
 	"go.uber.org/zap"
 
 	"github.com/milvus-io/milvus/internal/proto/internalpb"
+	"github.com/milvus-io/milvus/pkg/config"
 	"github.com/milvus-io/milvus/pkg/log"
+	"github.com/milvus-io/milvus/pkg/metrics"
 	"github.com/milvus-io/milvus/pkg/util/paramtable"
 )
 
@@ -82,6 +84,20 @@ func initLimitConfigMaps() {
 				internalpb.RateType_DQLQuery:    &quotaConfig.DQLMaxQueryRatePerPartition,
 			},
 		}
+
+		pt := paramtable.Get()
+		pt.Watch(quotaConfig.DMLMaxInsertRate.Key, config.NewHandler(quotaConfig.DMLMaxInsertRate.Key, func(event *config.Event) {
+			metrics.MaxInsertRate.WithLabelValues(paramtable.GetStringNodeID(), "cluster").Set(quotaConfig.DMLMaxInsertRate.GetAsFloat())
+		}))
+		pt.Watch(quotaConfig.DMLMaxInsertRatePerDB.Key, config.NewHandler(quotaConfig.DMLMaxInsertRatePerDB.Key, func(event *config.Event) {
+			metrics.MaxInsertRate.WithLabelValues(paramtable.GetStringNodeID(), "db").Set(quotaConfig.DMLMaxInsertRatePerDB.GetAsFloat())
+		}))
+		pt.Watch(quotaConfig.DMLMaxInsertRatePerCollection.Key, config.NewHandler(quotaConfig.DMLMaxInsertRatePerCollection.Key, func(event *config.Event) {
+			metrics.MaxInsertRate.WithLabelValues(paramtable.GetStringNodeID(), "collection").Set(quotaConfig.DMLMaxInsertRatePerCollection.GetAsFloat())
+		}))
+		pt.Watch(quotaConfig.DMLMaxInsertRatePerPartition.Key, config.NewHandler(quotaConfig.DMLMaxInsertRatePerPartition.Key, func(event *config.Event) {
+			metrics.MaxInsertRate.WithLabelValues(paramtable.GetStringNodeID(), "partition").Set(quotaConfig.DMLMaxInsertRatePerPartition.GetAsFloat())
+		}))
 	})
 }
 
diff --git a/pkg/metrics/proxy_metrics.go b/pkg/metrics/proxy_metrics.go
index c22bbed15d..0ea7776981 100644
--- a/pkg/metrics/proxy_metrics.go
+++ b/pkg/metrics/proxy_metrics.go
@@ -381,6 +381,14 @@ var (
 			Help:      "latency which request waits in the queue",
 			Buckets:   buckets, // unit: ms
 		}, []string{nodeIDLabelName, functionLabelName})
+
+	MaxInsertRate = prometheus.NewGaugeVec(
+		prometheus.GaugeOpts{
+			Namespace: milvusNamespace,
+			Subsystem: typeutil.ProxyRole,
+			Name:      "max_insert_rate",
+			Help:      "max insert rate",
+		}, []string{"node_id", "scope"})
 )
 
 // RegisterProxy registers Proxy metrics
@@ -437,6 +445,8 @@ func RegisterProxy(registry *prometheus.Registry) {
 	registry.MustRegister(ProxySlowQueryCount)
 	registry.MustRegister(ProxyReportValue)
 	registry.MustRegister(ProxyReqInQueueLatency)
+
+	registry.MustRegister(MaxInsertRate)
 }
 
 func CleanupProxyDBMetrics(nodeID int64, dbName string) {
diff --git a/pkg/metrics/rootcoord_metrics.go b/pkg/metrics/rootcoord_metrics.go
index 4ff9b8c606..217ccefeb0 100644
--- a/pkg/metrics/rootcoord_metrics.go
+++ b/pkg/metrics/rootcoord_metrics.go
@@ -218,6 +218,14 @@ var (
 			indexName,
 			isVectorIndex,
 		})
+
+	QueryNodeMemoryHighWaterLevel = prometheus.NewGauge(
+		prometheus.GaugeOpts{
+			Namespace: milvusNamespace,
+			Subsystem: typeutil.RootCoordRole,
+			Name:      "qn_mem_high_water_level",
+			Help:      "querynode memory high water level",
+		})
 )
 
 // RegisterRootCoord registers RootCoord metrics
@@ -256,6 +264,8 @@ func RegisterRootCoord(registry *prometheus.Registry) {
 
 	registry.MustRegister(RootCoordNumEntities)
 	registry.MustRegister(RootCoordIndexedNumEntities)
+
+	registry.MustRegister(QueryNodeMemoryHighWaterLevel)
 }
 
 func CleanupRootCoordDBMetrics(dbName string) {