enhance: Remove compaction plans on the datanode (#33548)

issue: #33546

---------

Signed-off-by: Cai Zhang <cai.zhang@zilliz.com>

internal/datacoord/compaction_task_l0.go

@@ -266,17 +266,21 @@ func (t *l0CompactionTask) BuildCompactionRequest() (*datapb.CompactionPlan, err
 func (t *l0CompactionTask) processMetaSaved() bool {
 	err := t.updateAndSaveTaskMeta(setState(datapb.CompactionTaskState_completed))
 	if err == nil {
-		t.resetSegmentCompacting()
+		return t.processCompleted()
-		UpdateCompactionSegmentSizeMetrics(t.result.GetSegments())
-		log.Info("handleCompactionResult: success to handle l0 compaction result")
 	}
-	return err == nil
+	return false
 }
 
 func (t *l0CompactionTask) processCompleted() bool {
-	for _, segmentBinlogs := range t.GetPlan().GetSegmentBinlogs() {
+	if err := t.sessions.DropCompactionPlan(t.GetNodeID(), &datapb.DropCompactionPlanRequest{
-		t.meta.SetSegmentCompacting(segmentBinlogs.GetSegmentID(), false)
+		PlanID: t.GetPlanID(),
+	}); err != nil {
+		return false
 	}
+
+	t.resetSegmentCompacting()
+	UpdateCompactionSegmentSizeMetrics(t.result.GetSegments())
+	log.Info("handleCompactionResult: success to handle l0 compaction result")
 	return true
 }
 
@@ -292,6 +296,12 @@ func (t *l0CompactionTask) processTimeout() bool {
 }
 
 func (t *l0CompactionTask) processFailed() bool {
+	if err := t.sessions.DropCompactionPlan(t.GetNodeID(), &datapb.DropCompactionPlanRequest{
+		PlanID: t.GetPlanID(),
+	}); err != nil {
+		return false
+	}
+
 	t.resetSegmentCompacting()
 	return true
 }

internal/datacoord/compaction_task_mix.go

@@ -50,11 +50,9 @@ func (t *mixCompactionTask) processPipelining() bool {
 func (t *mixCompactionTask) processMetaSaved() bool {
 	err := t.updateAndSaveTaskMeta(setState(datapb.CompactionTaskState_completed))
 	if err == nil {
-		t.resetSegmentCompacting()
+		return t.processCompleted()
-		UpdateCompactionSegmentSizeMetrics(t.result.GetSegments())
-		log.Info("handleCompactionResult: success to handle merge compaction result")
 	}
-	return err == nil
+	return false
 }
 
 func (t *mixCompactionTask) processExecuting() bool {
@@ -77,11 +75,13 @@ func (t *mixCompactionTask) processExecuting() bool {
 		return false
 	case commonpb.CompactionState_Completed:
 		t.result = result
-		result := t.result
 		if len(result.GetSegments()) == 0 || len(result.GetSegments()) > 1 {
 			log.Info("illegal compaction results")
 			err := t.updateAndSaveTaskMeta(setState(datapb.CompactionTaskState_failed))
-			return err == nil
+			if err != nil {
+				return false
+			}
+			return t.processFailed()
 		}
 		saveSuccess := t.saveSegmentMeta()
 		if !saveSuccess {
@@ -160,10 +160,16 @@ func (t *mixCompactionTask) NeedReAssignNodeID() bool {
 }
 
 func (t *mixCompactionTask) processCompleted() bool {
-	for _, segmentBinlogs := range t.GetPlan().GetSegmentBinlogs() {
+	err := t.sessions.DropCompactionPlan(t.GetNodeID(), &datapb.DropCompactionPlanRequest{
-		t.meta.SetSegmentCompacting(segmentBinlogs.GetSegmentID(), false)
+		PlanID: t.GetPlanID(),
+	})
+	if err == nil {
+		t.resetSegmentCompacting()
+		UpdateCompactionSegmentSizeMetrics(t.result.GetSegments())
+		log.Info("handleCompactionResult: success to handle merge compaction result")
 	}
-	return true
+
+	return err == nil
 }
 
 func (t *mixCompactionTask) resetSegmentCompacting() {
@@ -206,8 +212,14 @@ func (t *mixCompactionTask) ShadowClone(opts ...compactionTaskOpt) *datapb.Compa
 }
 
 func (t *mixCompactionTask) processFailed() bool {
+	err := t.sessions.DropCompactionPlan(t.GetNodeID(), &datapb.DropCompactionPlanRequest{
+		PlanID: t.GetPlanID(),
+	})
+	if err == nil {
 		t.resetSegmentCompacting()
-	return true
+	}
+
+	return err == nil
 }
 
 func (t *mixCompactionTask) checkTimeout() bool {

internal/datacoord/compaction_test.go

@@ -570,6 +570,8 @@ func (s *CompactionPlanHandlerSuite) TestCheckCompaction() {
 			Segments: []*datapb.CompactionSegment{{PlanID: 6}},
 		}, nil).Once()
 
+	s.mockSessMgr.EXPECT().DropCompactionPlan(mock.Anything, mock.Anything).Return(nil)
+
 	inTasks := map[int64]CompactionTask{
 		1: &mixCompactionTask{
 			CompactionTask: &datapb.CompactionTask{
@@ -775,6 +777,7 @@ func (s *CompactionPlanHandlerSuite) TestProcessCompleteCompaction() {
 	}
 
 	s.mockSessMgr.EXPECT().GetCompactionPlanResult(UniqueID(111), int64(1)).Return(&compactionResult, nil).Once()
+	s.mockSessMgr.EXPECT().DropCompactionPlan(mock.Anything, mock.Anything).Return(nil)
 
 	s.handler.submitTask(task)
 	s.handler.doSchedule()

internal/datacoord/mock_channel_store.go

@@ -179,50 +179,6 @@ func (_c *MockRWChannelStore_GetNodeChannelCount_Call) RunAndReturn(run func(int
 	return _c
 }
 
-// GetNodeChannelsByCollectionID provides a mock function with given fields: collectionID
-func (_m *MockRWChannelStore) GetNodeChannelsByCollectionID(collectionID int64) map[int64][]string {
-	ret := _m.Called(collectionID)
-
-	var r0 map[int64][]string
-	if rf, ok := ret.Get(0).(func(int64) map[int64][]string); ok {
-		r0 = rf(collectionID)
-	} else {
-		if ret.Get(0) != nil {
-			r0 = ret.Get(0).(map[int64][]string)
-		}
-	}
-
-	return r0
-}
-
-// MockRWChannelStore_GetNodeChannelsByCollectionID_Call is a *mock.Call that shadows Run/Return methods with type explicit version for method 'GetNodeChannelsByCollectionID'
-type MockRWChannelStore_GetNodeChannelsByCollectionID_Call struct {
-	*mock.Call
-}
-
-// GetNodeChannelsByCollectionID is a helper method to define mock.On call
-//   - collectionID int64
-func (_e *MockRWChannelStore_Expecter) GetNodeChannelsByCollectionID(collectionID interface{}) *MockRWChannelStore_GetNodeChannelsByCollectionID_Call {
-	return &MockRWChannelStore_GetNodeChannelsByCollectionID_Call{Call: _e.mock.On("GetNodeChannelsByCollectionID", collectionID)}
-}
-
-func (_c *MockRWChannelStore_GetNodeChannelsByCollectionID_Call) Run(run func(collectionID int64)) *MockRWChannelStore_GetNodeChannelsByCollectionID_Call {
-	_c.Call.Run(func(args mock.Arguments) {
-		run(args[0].(int64))
-	})
-	return _c
-}
-
-func (_c *MockRWChannelStore_GetNodeChannelsByCollectionID_Call) Return(_a0 map[int64][]string) *MockRWChannelStore_GetNodeChannelsByCollectionID_Call {
-	_c.Call.Return(_a0)
-	return _c
-}
-
-func (_c *MockRWChannelStore_GetNodeChannelsByCollectionID_Call) RunAndReturn(run func(int64) map[int64][]string) *MockRWChannelStore_GetNodeChannelsByCollectionID_Call {
-	_c.Call.Return(run)
-	return _c
-}
-
 // GetNodeChannelsBy provides a mock function with given fields: nodeSelector, channelSelectors
 func (_m *MockRWChannelStore) GetNodeChannelsBy(nodeSelector NodeSelector, channelSelectors ...ChannelSelector) []*NodeChannelInfo {
 	_va := make([]interface{}, len(channelSelectors))
@@ -282,6 +238,50 @@ func (_c *MockRWChannelStore_GetNodeChannelsBy_Call) RunAndReturn(run func(NodeS
 	return _c
 }
 
+// GetNodeChannelsByCollectionID provides a mock function with given fields: collectionID
+func (_m *MockRWChannelStore) GetNodeChannelsByCollectionID(collectionID int64) map[int64][]string {
+	ret := _m.Called(collectionID)
+
+	var r0 map[int64][]string
+	if rf, ok := ret.Get(0).(func(int64) map[int64][]string); ok {
+		r0 = rf(collectionID)
+	} else {
+		if ret.Get(0) != nil {
+			r0 = ret.Get(0).(map[int64][]string)
+		}
+	}
+
+	return r0
+}
+
+// MockRWChannelStore_GetNodeChannelsByCollectionID_Call is a *mock.Call that shadows Run/Return methods with type explicit version for method 'GetNodeChannelsByCollectionID'
+type MockRWChannelStore_GetNodeChannelsByCollectionID_Call struct {
+	*mock.Call
+}
+
+// GetNodeChannelsByCollectionID is a helper method to define mock.On call
+//   - collectionID int64
+func (_e *MockRWChannelStore_Expecter) GetNodeChannelsByCollectionID(collectionID interface{}) *MockRWChannelStore_GetNodeChannelsByCollectionID_Call {
+	return &MockRWChannelStore_GetNodeChannelsByCollectionID_Call{Call: _e.mock.On("GetNodeChannelsByCollectionID", collectionID)}
+}
+
+func (_c *MockRWChannelStore_GetNodeChannelsByCollectionID_Call) Run(run func(collectionID int64)) *MockRWChannelStore_GetNodeChannelsByCollectionID_Call {
+	_c.Call.Run(func(args mock.Arguments) {
+		run(args[0].(int64))
+	})
+	return _c
+}
+
+func (_c *MockRWChannelStore_GetNodeChannelsByCollectionID_Call) Return(_a0 map[int64][]string) *MockRWChannelStore_GetNodeChannelsByCollectionID_Call {
+	_c.Call.Return(_a0)
+	return _c
+}
+
+func (_c *MockRWChannelStore_GetNodeChannelsByCollectionID_Call) RunAndReturn(run func(int64) map[int64][]string) *MockRWChannelStore_GetNodeChannelsByCollectionID_Call {
+	_c.Call.Return(run)
+	return _c
+}
+
 // GetNodes provides a mock function with given fields:
 func (_m *MockRWChannelStore) GetNodes() []int64 {
 	ret := _m.Called()

internal/datacoord/mock_channelmanager.go

@@ -376,58 +376,6 @@ func (_c *MockChannelManager_GetNodeChannelsByCollectionID_Call) RunAndReturn(ru
 	return _c
 }
 
-// GetNodeIDByChannelName provides a mock function with given fields: channel
-func (_m *MockChannelManager) GetNodeIDByChannelName(channel string) (int64, bool) {
-	ret := _m.Called(channel)
-
-	var r0 int64
-	var r1 bool
-	if rf, ok := ret.Get(0).(func(string) (int64, bool)); ok {
-		return rf(channel)
-	}
-	if rf, ok := ret.Get(0).(func(string) int64); ok {
-		r0 = rf(channel)
-	} else {
-		r0 = ret.Get(0).(int64)
-	}
-
-	if rf, ok := ret.Get(1).(func(string) bool); ok {
-		r1 = rf(channel)
-	} else {
-		r1 = ret.Get(1).(bool)
-	}
-
-	return r0, r1
-}
-
-// MockChannelManager_GetNodeIDByChannelName_Call is a *mock.Call that shadows Run/Return methods with type explicit version for method 'GetNodeIDByChannelName'
-type MockChannelManager_GetNodeIDByChannelName_Call struct {
-	*mock.Call
-}
-
-// GetNodeIDByChannelName is a helper method to define mock.On call
-//   - channel string
-func (_e *MockChannelManager_Expecter) GetNodeIDByChannelName(channel interface{}) *MockChannelManager_GetNodeIDByChannelName_Call {
-	return &MockChannelManager_GetNodeIDByChannelName_Call{Call: _e.mock.On("GetNodeIDByChannelName", channel)}
-}
-
-func (_c *MockChannelManager_GetNodeIDByChannelName_Call) Run(run func(channel string)) *MockChannelManager_GetNodeIDByChannelName_Call {
-	_c.Call.Run(func(args mock.Arguments) {
-		run(args[0].(string))
-	})
-	return _c
-}
-
-func (_c *MockChannelManager_GetNodeIDByChannelName_Call) Return(_a0 int64, _a1 bool) *MockChannelManager_GetNodeIDByChannelName_Call {
-	_c.Call.Return(_a0, _a1)
-	return _c
-}
-
-func (_c *MockChannelManager_GetNodeIDByChannelName_Call) RunAndReturn(run func(string) (int64, bool)) *MockChannelManager_GetNodeIDByChannelName_Call {
-	_c.Call.Return(run)
-	return _c
-}
-
 // Match provides a mock function with given fields: nodeID, channel
 func (_m *MockChannelManager) Match(nodeID int64, channel string) bool {
 	ret := _m.Called(nodeID, channel)

internal/datacoord/mock_cluster.go

@@ -1,4 +1,4 @@
-// Code generated by mockery v2.30.1. DO NOT EDIT.
+// Code generated by mockery v2.32.4. DO NOT EDIT.
 
 package datacoord
 

internal/datacoord/mock_session_manager.go

@@ -264,6 +264,49 @@ func (_c *MockSessionManager_DeleteSession_Call) RunAndReturn(run func(*NodeInfo
 	return _c
 }
 
+// DropCompactionPlan provides a mock function with given fields: nodeID, req
+func (_m *MockSessionManager) DropCompactionPlan(nodeID int64, req *datapb.DropCompactionPlanRequest) error {
+	ret := _m.Called(nodeID, req)
+
+	var r0 error
+	if rf, ok := ret.Get(0).(func(int64, *datapb.DropCompactionPlanRequest) error); ok {
+		r0 = rf(nodeID, req)
+	} else {
+		r0 = ret.Error(0)
+	}
+
+	return r0
+}
+
+// MockSessionManager_DropCompactionPlan_Call is a *mock.Call that shadows Run/Return methods with type explicit version for method 'DropCompactionPlan'
+type MockSessionManager_DropCompactionPlan_Call struct {
+	*mock.Call
+}
+
+// DropCompactionPlan is a helper method to define mock.On call
+//   - nodeID int64
+//   - req *datapb.DropCompactionPlanRequest
+func (_e *MockSessionManager_Expecter) DropCompactionPlan(nodeID interface{}, req interface{}) *MockSessionManager_DropCompactionPlan_Call {
+	return &MockSessionManager_DropCompactionPlan_Call{Call: _e.mock.On("DropCompactionPlan", nodeID, req)}
+}
+
+func (_c *MockSessionManager_DropCompactionPlan_Call) Run(run func(nodeID int64, req *datapb.DropCompactionPlanRequest)) *MockSessionManager_DropCompactionPlan_Call {
+	_c.Call.Run(func(args mock.Arguments) {
+		run(args[0].(int64), args[1].(*datapb.DropCompactionPlanRequest))
+	})
+	return _c
+}
+
+func (_c *MockSessionManager_DropCompactionPlan_Call) Return(_a0 error) *MockSessionManager_DropCompactionPlan_Call {
+	_c.Call.Return(_a0)
+	return _c
+}
+
+func (_c *MockSessionManager_DropCompactionPlan_Call) RunAndReturn(run func(int64, *datapb.DropCompactionPlanRequest) error) *MockSessionManager_DropCompactionPlan_Call {
+	_c.Call.Return(run)
+	return _c
+}
+
 // DropImport provides a mock function with given fields: nodeID, in
 func (_m *MockSessionManager) DropImport(nodeID int64, in *datapb.DropImportRequest) error {
 	ret := _m.Called(nodeID, in)

internal/datacoord/mock_test.go

@@ -323,6 +323,10 @@ func (c *mockDataNodeClient) QuerySlot(ctx context.Context, req *datapb.QuerySlo
 	return &datapb.QuerySlotResponse{Status: merr.Success()}, nil
 }
 
+func (c *mockDataNodeClient) DropCompactionPlan(ctx context.Context, req *datapb.DropCompactionPlanRequest, opts ...grpc.CallOption) (*commonpb.Status, error) {
+	return merr.Success(), nil
+}
+
 func (c *mockDataNodeClient) Stop() error {
 	c.state = commonpb.StateCode_Abnormal
 	return nil

internal/datacoord/session_manager.go

@@ -21,6 +21,7 @@ import (
 	"fmt"
 	"time"
 
+	"github.com/cockroachdb/errors"
 	"go.uber.org/zap"
 	"golang.org/x/sync/errgroup"
 
@@ -70,6 +71,7 @@ type SessionManager interface {
 	DropImport(nodeID int64, in *datapb.DropImportRequest) error
 	CheckHealth(ctx context.Context) error
 	QuerySlot(nodeID int64) (*datapb.QuerySlotResponse, error)
+	DropCompactionPlan(nodeID int64, req *datapb.DropCompactionPlanRequest) error
 	Close()
 }
 
@@ -547,6 +549,43 @@ func (c *SessionManagerImpl) QuerySlot(nodeID int64) (*datapb.QuerySlotResponse,
 	return resp, nil
 }
 
+func (c *SessionManagerImpl) DropCompactionPlan(nodeID int64, req *datapb.DropCompactionPlanRequest) error {
+	log := log.With(
+		zap.Int64("nodeID", nodeID),
+		zap.Int64("planID", req.GetPlanID()),
+	)
+	ctx, cancel := context.WithTimeout(context.Background(), Params.DataCoordCfg.CompactionRPCTimeout.GetAsDuration(time.Second))
+	defer cancel()
+	cli, err := c.getClient(ctx, nodeID)
+	if err != nil {
+		if errors.Is(err, merr.ErrNodeNotFound) {
+			log.Info("node not found, skip dropping compaction plan")
+			return nil
+		}
+		log.Warn("failed to get client", zap.Error(err))
+		return err
+	}
+
+	err = retry.Do(context.Background(), func() error {
+		ctx, cancel := context.WithTimeout(context.Background(), Params.DataCoordCfg.CompactionRPCTimeout.GetAsDuration(time.Second))
+		defer cancel()
+
+		resp, err := cli.DropCompactionPlan(ctx, req)
+		if err := VerifyResponse(resp, err); err != nil {
+			log.Warn("failed to drop compaction plan", zap.Error(err))
+			return err
+		}
+		return nil
+	})
+	if err != nil {
+		log.Warn("failed to drop compaction plan after retry", zap.Error(err))
+		return err
+	}
+
+	log.Info("success to drop compaction plan")
+	return nil
+}
+
 // Close release sessions
 func (c *SessionManagerImpl) Close() {
 	c.sessions.Lock()

internal/datanode/services.go

@@ -542,3 +542,13 @@ func (node *DataNode) QuerySlot(ctx context.Context, req *datapb.QuerySlotReques
 		NumSlots: Params.DataNodeCfg.SlotCap.GetAsInt64() - int64(node.compactionExecutor.executing.Len()),
 	}, nil
 }
+
+func (node *DataNode) DropCompactionPlan(ctx context.Context, req *datapb.DropCompactionPlanRequest) (*commonpb.Status, error) {
+	if err := merr.CheckHealthy(node.GetStateCode()); err != nil {
+		return merr.Status(err), nil
+	}
+
+	node.compactionExecutor.removeTask(req.GetPlanID())
+	log.Ctx(ctx).Info("DropCompactionPlans success", zap.Int64("planID", req.GetPlanID()))
+	return merr.Success(), nil
+}

internal/datanode/services_test.go

@@ -529,3 +529,28 @@ func (s *DataNodeServicesSuite) TestSyncSegments() {
 		s.False(merr.Ok(status))
 	})
 }
+
+func (s *DataNodeServicesSuite) TestDropCompactionPlan() {
+	s.Run("node not healthy", func() {
+		s.SetupTest()
+		s.node.UpdateStateCode(commonpb.StateCode_Abnormal)
+
+		ctx := context.Background()
+		status, err := s.node.DropCompactionPlan(ctx, nil)
+		s.NoError(err)
+		s.False(merr.Ok(status))
+		s.ErrorIs(merr.Error(status), merr.ErrServiceNotReady)
+	})
+
+	s.Run("normal case", func() {
+		s.SetupTest()
+		ctx := context.Background()
+		req := &datapb.DropCompactionPlanRequest{
+			PlanID: 1,
+		}
+
+		status, err := s.node.DropCompactionPlan(ctx, req)
+		s.NoError(err)
+		s.True(merr.Ok(status))
+	})
+}

internal/distributed/datanode/client/client.go

@@ -261,3 +261,9 @@ func (c *Client) QuerySlot(ctx context.Context, req *datapb.QuerySlotRequest, op
 		return client.QuerySlot(ctx, req)
 	})
 }
+
+func (c *Client) DropCompactionPlan(ctx context.Context, req *datapb.DropCompactionPlanRequest, opts ...grpc.CallOption) (*commonpb.Status, error) {
+	return wrapGrpcCall(ctx, c, func(client datapb.DataNodeClient) (*commonpb.Status, error) {
+		return client.DropCompactionPlan(ctx, req)
+	})
+}

internal/distributed/datanode/client/client_test.go

@@ -83,6 +83,9 @@ func Test_NewClient(t *testing.T) {
 
 		r13, err := client.CheckChannelOperationProgress(ctx, nil)
 		retCheck(retNotNil, r13, err)
+
+		r14, err := client.DropCompactionPlan(ctx, nil)
+		retCheck(retNotNil, r14, err)
 	}
 
 	client.(*Client).grpcClient = &mock.GRPCClientBase[datapb.DataNodeClient]{

internal/distributed/datanode/service.go

@@ -406,3 +406,7 @@ func (s *Server) DropImport(ctx context.Context, req *datapb.DropImportRequest)
 func (s *Server) QuerySlot(ctx context.Context, req *datapb.QuerySlotRequest) (*datapb.QuerySlotResponse, error) {
 	return s.datanode.QuerySlot(ctx, req)
 }
+
+func (s *Server) DropCompactionPlan(ctx context.Context, req *datapb.DropCompactionPlanRequest) (*commonpb.Status, error) {
+	return s.datanode.DropCompactionPlan(ctx, req)
+}

internal/distributed/datanode/service_test.go

@@ -181,6 +181,10 @@ func (m *MockDataNode) QuerySlot(ctx context.Context, req *datapb.QuerySlotReque
 	return &datapb.QuerySlotResponse{}, m.err
 }
 
+func (m *MockDataNode) DropCompactionPlan(ctx context.Context, req *datapb.DropCompactionPlanRequest) (*commonpb.Status, error) {
+	return m.status, m.err
+}
+
 // /////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
 func Test_NewServer(t *testing.T) {
 	paramtable.Init()
@@ -317,6 +321,15 @@ func Test_NewServer(t *testing.T) {
 		assert.NotNil(t, resp)
 	})
 
+	t.Run("DropCompactionPlans", func(t *testing.T) {
+		server.datanode = &MockDataNode{
+			status: &commonpb.Status{},
+		}
+		resp, err := server.DropCompactionPlan(ctx, nil)
+		assert.NoError(t, err)
+		assert.NotNil(t, resp)
+	})
+
 	err = server.Stop()
 	assert.NoError(t, err)
 }

internal/mocks/mock_datanode.go

@@ -142,6 +142,61 @@ func (_c *MockDataNode_Compaction_Call) RunAndReturn(run func(context.Context, *
 	return _c
 }
 
+// DropCompactionPlan provides a mock function with given fields: _a0, _a1
+func (_m *MockDataNode) DropCompactionPlan(_a0 context.Context, _a1 *datapb.DropCompactionPlanRequest) (*commonpb.Status, error) {
+	ret := _m.Called(_a0, _a1)
+
+	var r0 *commonpb.Status
+	var r1 error
+	if rf, ok := ret.Get(0).(func(context.Context, *datapb.DropCompactionPlanRequest) (*commonpb.Status, error)); ok {
+		return rf(_a0, _a1)
+	}
+	if rf, ok := ret.Get(0).(func(context.Context, *datapb.DropCompactionPlanRequest) *commonpb.Status); ok {
+		r0 = rf(_a0, _a1)
+	} else {
+		if ret.Get(0) != nil {
+			r0 = ret.Get(0).(*commonpb.Status)
+		}
+	}
+
+	if rf, ok := ret.Get(1).(func(context.Context, *datapb.DropCompactionPlanRequest) error); ok {
+		r1 = rf(_a0, _a1)
+	} else {
+		r1 = ret.Error(1)
+	}
+
+	return r0, r1
+}
+
+// MockDataNode_DropCompactionPlan_Call is a *mock.Call that shadows Run/Return methods with type explicit version for method 'DropCompactionPlan'
+type MockDataNode_DropCompactionPlan_Call struct {
+	*mock.Call
+}
+
+// DropCompactionPlan is a helper method to define mock.On call
+//   - _a0 context.Context
+//   - _a1 *datapb.DropCompactionPlanRequest
+func (_e *MockDataNode_Expecter) DropCompactionPlan(_a0 interface{}, _a1 interface{}) *MockDataNode_DropCompactionPlan_Call {
+	return &MockDataNode_DropCompactionPlan_Call{Call: _e.mock.On("DropCompactionPlan", _a0, _a1)}
+}
+
+func (_c *MockDataNode_DropCompactionPlan_Call) Run(run func(_a0 context.Context, _a1 *datapb.DropCompactionPlanRequest)) *MockDataNode_DropCompactionPlan_Call {
+	_c.Call.Run(func(args mock.Arguments) {
+		run(args[0].(context.Context), args[1].(*datapb.DropCompactionPlanRequest))
+	})
+	return _c
+}
+
+func (_c *MockDataNode_DropCompactionPlan_Call) Return(_a0 *commonpb.Status, _a1 error) *MockDataNode_DropCompactionPlan_Call {
+	_c.Call.Return(_a0, _a1)
+	return _c
+}
+
+func (_c *MockDataNode_DropCompactionPlan_Call) RunAndReturn(run func(context.Context, *datapb.DropCompactionPlanRequest) (*commonpb.Status, error)) *MockDataNode_DropCompactionPlan_Call {
+	_c.Call.Return(run)
+	return _c
+}
+
 // DropImport provides a mock function with given fields: _a0, _a1
 func (_m *MockDataNode) DropImport(_a0 context.Context, _a1 *datapb.DropImportRequest) (*commonpb.Status, error) {
 	ret := _m.Called(_a0, _a1)

internal/mocks/mock_datanode_client.go

@@ -212,6 +212,76 @@ func (_c *MockDataNodeClient_Compaction_Call) RunAndReturn(run func(context.Cont
 	return _c
 }
 
+// DropCompactionPlan provides a mock function with given fields: ctx, in, opts
+func (_m *MockDataNodeClient) DropCompactionPlan(ctx context.Context, in *datapb.DropCompactionPlanRequest, opts ...grpc.CallOption) (*commonpb.Status, error) {
+	_va := make([]interface{}, len(opts))
+	for _i := range opts {
+		_va[_i] = opts[_i]
+	}
+	var _ca []interface{}
+	_ca = append(_ca, ctx, in)
+	_ca = append(_ca, _va...)
+	ret := _m.Called(_ca...)
+
+	var r0 *commonpb.Status
+	var r1 error
+	if rf, ok := ret.Get(0).(func(context.Context, *datapb.DropCompactionPlanRequest, ...grpc.CallOption) (*commonpb.Status, error)); ok {
+		return rf(ctx, in, opts...)
+	}
+	if rf, ok := ret.Get(0).(func(context.Context, *datapb.DropCompactionPlanRequest, ...grpc.CallOption) *commonpb.Status); ok {
+		r0 = rf(ctx, in, opts...)
+	} else {
+		if ret.Get(0) != nil {
+			r0 = ret.Get(0).(*commonpb.Status)
+		}
+	}
+
+	if rf, ok := ret.Get(1).(func(context.Context, *datapb.DropCompactionPlanRequest, ...grpc.CallOption) error); ok {
+		r1 = rf(ctx, in, opts...)
+	} else {
+		r1 = ret.Error(1)
+	}
+
+	return r0, r1
+}
+
+// MockDataNodeClient_DropCompactionPlan_Call is a *mock.Call that shadows Run/Return methods with type explicit version for method 'DropCompactionPlan'
+type MockDataNodeClient_DropCompactionPlan_Call struct {
+	*mock.Call
+}
+
+// DropCompactionPlan is a helper method to define mock.On call
+//   - ctx context.Context
+//   - in *datapb.DropCompactionPlanRequest
+//   - opts ...grpc.CallOption
+func (_e *MockDataNodeClient_Expecter) DropCompactionPlan(ctx interface{}, in interface{}, opts ...interface{}) *MockDataNodeClient_DropCompactionPlan_Call {
+	return &MockDataNodeClient_DropCompactionPlan_Call{Call: _e.mock.On("DropCompactionPlan",
+		append([]interface{}{ctx, in}, opts...)...)}
+}
+
+func (_c *MockDataNodeClient_DropCompactionPlan_Call) Run(run func(ctx context.Context, in *datapb.DropCompactionPlanRequest, opts ...grpc.CallOption)) *MockDataNodeClient_DropCompactionPlan_Call {
+	_c.Call.Run(func(args mock.Arguments) {
+		variadicArgs := make([]grpc.CallOption, len(args)-2)
+		for i, a := range args[2:] {
+			if a != nil {
+				variadicArgs[i] = a.(grpc.CallOption)
+			}
+		}
+		run(args[0].(context.Context), args[1].(*datapb.DropCompactionPlanRequest), variadicArgs...)
+	})
+	return _c
+}
+
+func (_c *MockDataNodeClient_DropCompactionPlan_Call) Return(_a0 *commonpb.Status, _a1 error) *MockDataNodeClient_DropCompactionPlan_Call {
+	_c.Call.Return(_a0, _a1)
+	return _c
+}
+
+func (_c *MockDataNodeClient_DropCompactionPlan_Call) RunAndReturn(run func(context.Context, *datapb.DropCompactionPlanRequest, ...grpc.CallOption) (*commonpb.Status, error)) *MockDataNodeClient_DropCompactionPlan_Call {
+	_c.Call.Return(run)
+	return _c
+}
+
 // DropImport provides a mock function with given fields: ctx, in, opts
 func (_m *MockDataNodeClient) DropImport(ctx context.Context, in *datapb.DropImportRequest, opts ...grpc.CallOption) (*commonpb.Status, error) {
 	_va := make([]interface{}, len(opts))

internal/proto/data_coord.proto

@@ -129,6 +129,8 @@ service DataNode {
   rpc DropImport(DropImportRequest) returns(common.Status) {}
 
   rpc QuerySlot(QuerySlotRequest) returns(QuerySlotResponse) {}
+
+  rpc DropCompactionPlan(DropCompactionPlanRequest) returns(common.Status) {}
 }
 
 message FlushRequest {
@@ -892,3 +894,7 @@ message CompactionTask{
   int64 nodeID = 18;
   schema.CollectionSchema schema = 19;
 }
+
+message DropCompactionPlanRequest {
+  int64 planID = 1;
+}

internal/util/mock/grpc_datanode_client.go

@@ -108,3 +108,7 @@ func (m *GrpcDataNodeClient) DropImport(ctx context.Context, req *datapb.DropImp
 func (m *GrpcDataNodeClient) QuerySlot(ctx context.Context, req *datapb.QuerySlotRequest, opts ...grpc.CallOption) (*datapb.QuerySlotResponse, error) {
 	return &datapb.QuerySlotResponse{}, m.Err
 }
+
+func (m *GrpcDataNodeClient) DropCompactionPlan(ctx context.Context, req *datapb.DropCompactionPlanRequest, opts ...grpc.CallOption) (*commonpb.Status, error) {
+	return &commonpb.Status{}, m.Err
+}