milvus/internal/datacoord/compaction_test.go
XuanYang-cn 2867f50fcc
fix: Clear DN unkown compaction tasks (#30850)
If DC restarted,  those unkonwn compaction tasks
will never get call back in DN, so that the segments in the compaction
task will be locked, unable to sync and compaction again, blocking cp
advance and compaction executing.

See also: #30137

---------

Signed-off-by: yangxuan <xuan.yang@zilliz.com>
2024-03-01 11:31:00 +08:00

623 lines
18 KiB
Go

// Licensed to the LF AI & Data foundation under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package datacoord
import (
"testing"
"time"
"github.com/cockroachdb/errors"
"github.com/samber/lo"
"github.com/stretchr/testify/mock"
"github.com/stretchr/testify/suite"
"github.com/milvus-io/milvus-proto/go-api/v2/commonpb"
"github.com/milvus-io/milvus/internal/proto/datapb"
"github.com/milvus-io/milvus/pkg/util/metautil"
"github.com/milvus-io/milvus/pkg/util/tsoutil"
"github.com/milvus-io/milvus/pkg/util/typeutil"
)
func TestCompactionPlanHandlerSuite(t *testing.T) {
suite.Run(t, new(CompactionPlanHandlerSuite))
}
type CompactionPlanHandlerSuite struct {
suite.Suite
mockMeta *MockCompactionMeta
mockAlloc *NMockAllocator
mockSch *MockScheduler
mockCm *MockChannelManager
mockSessMgr *MockSessionManager
}
func (s *CompactionPlanHandlerSuite) SetupTest() {
s.mockMeta = NewMockCompactionMeta(s.T())
s.mockAlloc = NewNMockAllocator(s.T())
s.mockSch = NewMockScheduler(s.T())
s.mockCm = NewMockChannelManager(s.T())
s.mockSessMgr = NewMockSessionManager(s.T())
}
func (s *CompactionPlanHandlerSuite) TestRemoveTasksByChannel() {
s.mockSch.EXPECT().Finish(mock.Anything, mock.Anything).Return().Once()
handler := newCompactionPlanHandler(nil, nil, nil, nil)
handler.scheduler = s.mockSch
var ch string = "ch1"
handler.mu.Lock()
handler.plans[1] = &compactionTask{
plan: &datapb.CompactionPlan{PlanID: 19530},
dataNodeID: 1,
triggerInfo: &compactionSignal{channel: ch},
}
handler.mu.Unlock()
handler.removeTasksByChannel(ch)
handler.mu.Lock()
s.Equal(0, len(handler.plans))
handler.mu.Unlock()
}
func (s *CompactionPlanHandlerSuite) TestCheckResult() {
s.mockSessMgr.EXPECT().GetCompactionPlansResults().Return(map[int64]*typeutil.Pair[int64, *datapb.CompactionPlanResult]{
1: {A: 100, B: &datapb.CompactionPlanResult{PlanID: 1, State: commonpb.CompactionState_Executing}},
2: {A: 100, B: &datapb.CompactionPlanResult{PlanID: 2, State: commonpb.CompactionState_Completed, Segments: []*datapb.CompactionSegment{{PlanID: 2}}}},
3: {A: 100, B: &datapb.CompactionPlanResult{PlanID: 3, State: commonpb.CompactionState_Executing}},
4: {A: 100, B: &datapb.CompactionPlanResult{PlanID: 4, State: commonpb.CompactionState_Executing}},
})
s.mockSessMgr.EXPECT().SyncSegments(int64(100), mock.Anything).Return(nil).Once()
{
s.mockAlloc.EXPECT().allocTimestamp(mock.Anything).Return(0, errors.New("mock")).Once()
handler := newCompactionPlanHandler(s.mockSessMgr, nil, nil, s.mockAlloc)
handler.checkResult()
}
{
s.mockAlloc.EXPECT().allocTimestamp(mock.Anything).Return(19530, nil).Once()
handler := newCompactionPlanHandler(s.mockSessMgr, nil, nil, s.mockAlloc)
handler.checkResult()
}
}
func (s *CompactionPlanHandlerSuite) TestClean() {
startTime := tsoutil.ComposeTSByTime(time.Now(), 0)
cleanTime := tsoutil.ComposeTSByTime(time.Now().Add(-2*time.Hour), 0)
c := &compactionPlanHandler{
allocator: s.mockAlloc,
plans: map[int64]*compactionTask{
1: {
state: executing,
},
2: {
state: pipelining,
},
3: {
state: completed,
plan: &datapb.CompactionPlan{
StartTime: startTime,
},
},
4: {
state: completed,
plan: &datapb.CompactionPlan{
StartTime: cleanTime,
},
},
},
}
c.Clean()
s.Len(c.plans, 3)
}
func (s *CompactionPlanHandlerSuite) TestHandleL0CompactionResults() {
channel := "Ch-1"
s.mockMeta.EXPECT().UpdateSegmentsInfo(mock.Anything, mock.Anything, mock.Anything, mock.Anything, mock.Anything, mock.Anything, mock.Anything).
Run(func(operators ...UpdateOperator) {
s.Equal(7, len(operators))
}).Return(nil).Once()
deltalogs := []*datapb.FieldBinlog{getFieldBinlogIDs(101, 3)}
// 2 l0 segments, 3 sealed segments
plan := &datapb.CompactionPlan{
PlanID: 1,
SegmentBinlogs: []*datapb.CompactionSegmentBinlogs{
{
SegmentID: 100,
Deltalogs: deltalogs,
Level: datapb.SegmentLevel_L0,
InsertChannel: channel,
},
{
SegmentID: 101,
Deltalogs: deltalogs,
Level: datapb.SegmentLevel_L0,
InsertChannel: channel,
},
{
SegmentID: 200,
Level: datapb.SegmentLevel_L1,
InsertChannel: channel,
},
{
SegmentID: 201,
Level: datapb.SegmentLevel_L1,
InsertChannel: channel,
},
{
SegmentID: 202,
Level: datapb.SegmentLevel_L1,
InsertChannel: channel,
},
},
Type: datapb.CompactionType_Level0DeleteCompaction,
}
result := &datapb.CompactionPlanResult{
PlanID: plan.GetPlanID(),
State: commonpb.CompactionState_Completed,
Channel: channel,
Segments: []*datapb.CompactionSegment{
{
SegmentID: 200,
Deltalogs: deltalogs,
Channel: channel,
},
{
SegmentID: 201,
Deltalogs: deltalogs,
Channel: channel,
},
{
SegmentID: 202,
Deltalogs: deltalogs,
Channel: channel,
},
},
}
handler := newCompactionPlanHandler(nil, nil, s.mockMeta, s.mockAlloc)
err := handler.handleL0CompactionResult(plan, result)
s.NoError(err)
}
func (s *CompactionPlanHandlerSuite) TestRefreshL0Plan() {
channel := "Ch-1"
s.mockMeta.EXPECT().SelectSegments(mock.Anything).Return(
[]*SegmentInfo{
{SegmentInfo: &datapb.SegmentInfo{
ID: 200,
Level: datapb.SegmentLevel_L1,
InsertChannel: channel,
}},
{SegmentInfo: &datapb.SegmentInfo{
ID: 201,
Level: datapb.SegmentLevel_L1,
InsertChannel: channel,
}},
{SegmentInfo: &datapb.SegmentInfo{
ID: 202,
Level: datapb.SegmentLevel_L1,
InsertChannel: channel,
}},
},
)
deltalogs := []*datapb.FieldBinlog{getFieldBinlogIDs(101, 3)}
// 2 l0 segments
plan := &datapb.CompactionPlan{
PlanID: 1,
SegmentBinlogs: []*datapb.CompactionSegmentBinlogs{
{
SegmentID: 100,
Deltalogs: deltalogs,
Level: datapb.SegmentLevel_L0,
InsertChannel: channel,
},
{
SegmentID: 101,
Deltalogs: deltalogs,
Level: datapb.SegmentLevel_L0,
InsertChannel: channel,
},
},
Type: datapb.CompactionType_Level0DeleteCompaction,
}
task := &compactionTask{
triggerInfo: &compactionSignal{id: 19530, collectionID: 1, partitionID: 10},
state: executing,
plan: plan,
dataNodeID: 1,
}
handler := newCompactionPlanHandler(nil, nil, s.mockMeta, s.mockAlloc)
handler.RefreshPlan(task)
s.Equal(5, len(task.plan.GetSegmentBinlogs()))
segIDs := lo.Map(task.plan.GetSegmentBinlogs(), func(b *datapb.CompactionSegmentBinlogs, _ int) int64 {
return b.GetSegmentID()
})
s.ElementsMatch([]int64{200, 201, 202, 100, 101}, segIDs)
}
func (s *CompactionPlanHandlerSuite) TestExecCompactionPlan() {
s.mockCm.EXPECT().FindWatcher(mock.Anything).RunAndReturn(func(channel string) (int64, error) {
if channel == "ch-1" {
return 0, errors.Errorf("mock error for ch-1")
}
return 1, nil
}).Twice()
s.mockSch.EXPECT().Submit(mock.Anything).Return().Once()
tests := []struct {
description string
channel string
hasError bool
}{
{"channel with error", "ch-1", true},
{"channel with no error", "ch-2", false},
}
handler := newCompactionPlanHandler(s.mockSessMgr, s.mockCm, s.mockMeta, s.mockAlloc)
handler.scheduler = s.mockSch
for idx, test := range tests {
sig := &compactionSignal{id: int64(idx)}
plan := &datapb.CompactionPlan{
PlanID: int64(idx),
}
s.Run(test.description, func() {
plan.Channel = test.channel
err := handler.execCompactionPlan(sig, plan)
if test.hasError {
s.Error(err)
} else {
s.NoError(err)
}
})
}
}
func (s *CompactionPlanHandlerSuite) TestHandleMergeCompactionResult() {
plan := &datapb.CompactionPlan{
PlanID: 1,
SegmentBinlogs: []*datapb.CompactionSegmentBinlogs{
{SegmentID: 1},
{SegmentID: 2},
},
Type: datapb.CompactionType_MixCompaction,
}
s.Run("illegal nil result", func() {
s.SetupTest()
handler := newCompactionPlanHandler(s.mockSessMgr, s.mockCm, s.mockMeta, s.mockAlloc)
err := handler.handleMergeCompactionResult(nil, nil)
s.Error(err)
})
s.Run("not empty compacted to segment info", func() {
s.SetupTest()
s.mockMeta.EXPECT().GetHealthySegment(mock.Anything).RunAndReturn(
func(segID int64) *SegmentInfo {
if segID == 3 {
return NewSegmentInfo(&datapb.SegmentInfo{ID: 3})
}
return nil
}).Once()
s.mockSessMgr.EXPECT().SyncSegments(mock.Anything, mock.Anything).Return(nil).Once()
handler := newCompactionPlanHandler(s.mockSessMgr, s.mockCm, s.mockMeta, s.mockAlloc)
handler.plans[plan.PlanID] = &compactionTask{dataNodeID: 111, plan: plan}
compactionResult := &datapb.CompactionPlanResult{
PlanID: plan.PlanID,
Segments: []*datapb.CompactionSegment{
{SegmentID: 3, NumOfRows: 15},
},
}
err := handler.handleMergeCompactionResult(plan, compactionResult)
s.NoError(err)
})
s.Run("complete compaction mutation error", func() {
s.SetupTest()
s.mockMeta.EXPECT().GetHealthySegment(mock.Anything).Return(nil).Once()
s.mockMeta.EXPECT().CompleteCompactionMutation(mock.Anything, mock.Anything).Return(
nil, nil, errors.New("mock error")).Once()
handler := newCompactionPlanHandler(s.mockSessMgr, s.mockCm, s.mockMeta, s.mockAlloc)
handler.plans[plan.PlanID] = &compactionTask{dataNodeID: 111, plan: plan}
compactionResult := &datapb.CompactionPlanResult{
PlanID: plan.PlanID,
Segments: []*datapb.CompactionSegment{
{SegmentID: 4, NumOfRows: 15},
},
}
err := handler.handleMergeCompactionResult(plan, compactionResult)
s.Error(err)
})
s.Run("sync segment error", func() {
s.SetupTest()
s.mockMeta.EXPECT().GetHealthySegment(mock.Anything).Return(nil).Once()
segment := NewSegmentInfo(&datapb.SegmentInfo{ID: 100})
s.mockMeta.EXPECT().CompleteCompactionMutation(mock.Anything, mock.Anything).Return(
[]*SegmentInfo{segment},
&segMetricMutation{}, nil).Once()
s.mockSessMgr.EXPECT().SyncSegments(mock.Anything, mock.Anything).Return(errors.New("mock error")).Once()
handler := newCompactionPlanHandler(s.mockSessMgr, s.mockCm, s.mockMeta, s.mockAlloc)
handler.plans[plan.PlanID] = &compactionTask{dataNodeID: 111, plan: plan}
compactionResult := &datapb.CompactionPlanResult{
PlanID: plan.PlanID,
Segments: []*datapb.CompactionSegment{
{SegmentID: 4, NumOfRows: 15},
},
}
err := handler.handleMergeCompactionResult(plan, compactionResult)
s.Error(err)
})
}
func (s *CompactionPlanHandlerSuite) TestCompleteCompaction() {
s.Run("test not exists compaction task", func() {
handler := newCompactionPlanHandler(nil, nil, nil, nil)
err := handler.completeCompaction(&datapb.CompactionPlanResult{PlanID: 2})
s.Error(err)
})
s.Run("test completed compaction task", func() {
c := &compactionPlanHandler{
plans: map[int64]*compactionTask{1: {state: completed}},
}
err := c.completeCompaction(&datapb.CompactionPlanResult{PlanID: 1})
s.Error(err)
})
s.Run("test complete merge compaction task", func() {
s.mockSessMgr.EXPECT().SyncSegments(mock.Anything, mock.Anything).Return(nil).Once()
// mock for handleMergeCompactionResult
s.mockMeta.EXPECT().GetHealthySegment(mock.Anything).Return(nil).Once()
segment := NewSegmentInfo(&datapb.SegmentInfo{ID: 100})
s.mockMeta.EXPECT().CompleteCompactionMutation(mock.Anything, mock.Anything).Return(
[]*SegmentInfo{segment},
&segMetricMutation{}, nil).Once()
s.mockSch.EXPECT().Finish(mock.Anything, mock.Anything).Return()
dataNodeID := UniqueID(111)
seg1 := &datapb.SegmentInfo{
ID: 1,
Binlogs: []*datapb.FieldBinlog{getFieldBinlogIDs(101, 1)},
Statslogs: []*datapb.FieldBinlog{getFieldBinlogIDs(101, 2)},
Deltalogs: []*datapb.FieldBinlog{getFieldBinlogIDs(101, 3)},
}
seg2 := &datapb.SegmentInfo{
ID: 2,
Binlogs: []*datapb.FieldBinlog{getFieldBinlogIDs(101, 4)},
Statslogs: []*datapb.FieldBinlog{getFieldBinlogIDs(101, 5)},
Deltalogs: []*datapb.FieldBinlog{getFieldBinlogIDs(101, 6)},
}
plan := &datapb.CompactionPlan{
PlanID: 1,
SegmentBinlogs: []*datapb.CompactionSegmentBinlogs{
{
SegmentID: seg1.ID,
FieldBinlogs: seg1.GetBinlogs(),
Field2StatslogPaths: seg1.GetStatslogs(),
Deltalogs: seg1.GetDeltalogs(),
},
{
SegmentID: seg2.ID,
FieldBinlogs: seg2.GetBinlogs(),
Field2StatslogPaths: seg2.GetStatslogs(),
Deltalogs: seg2.GetDeltalogs(),
},
},
Type: datapb.CompactionType_MixCompaction,
}
task := &compactionTask{
triggerInfo: &compactionSignal{id: 1},
state: executing,
plan: plan,
dataNodeID: dataNodeID,
}
plans := map[int64]*compactionTask{1: task}
compactionResult := datapb.CompactionPlanResult{
PlanID: 1,
Segments: []*datapb.CompactionSegment{
{
SegmentID: 3,
NumOfRows: 15,
InsertLogs: []*datapb.FieldBinlog{getFieldBinlogIDs(101, 301)},
Field2StatslogPaths: []*datapb.FieldBinlog{getFieldBinlogIDs(101, 302)},
Deltalogs: []*datapb.FieldBinlog{getFieldBinlogIDs(101, 303)},
},
},
}
c := newCompactionPlanHandler(s.mockSessMgr, s.mockCm, s.mockMeta, s.mockAlloc)
c.scheduler = s.mockSch
c.plans = plans
err := c.completeCompaction(&compactionResult)
s.NoError(err)
s.Nil(compactionResult.GetSegments()[0].GetInsertLogs())
s.Nil(compactionResult.GetSegments()[0].GetField2StatslogPaths())
s.Nil(compactionResult.GetSegments()[0].GetDeltalogs())
})
}
func (s *CompactionPlanHandlerSuite) TestGetCompactionTask() {
inPlans := map[int64]*compactionTask{
1: {
triggerInfo: &compactionSignal{id: 1},
plan: &datapb.CompactionPlan{PlanID: 1},
state: executing,
},
2: {
triggerInfo: &compactionSignal{id: 1},
plan: &datapb.CompactionPlan{PlanID: 2},
state: completed,
},
3: {
triggerInfo: &compactionSignal{id: 1},
plan: &datapb.CompactionPlan{PlanID: 3},
state: failed,
},
}
expected := lo.Values(inPlans)
handler := &compactionPlanHandler{plans: inPlans}
got := handler.getCompactionTasksBySignalID(1)
s.ElementsMatch(expected, got)
task := handler.getCompaction(1)
s.NotNil(task)
s.EqualValues(1, task.plan.PlanID)
task = handler.getCompaction(19530)
s.Nil(task)
}
func (s *CompactionPlanHandlerSuite) TestUpdateCompaction() {
s.mockSessMgr.EXPECT().GetCompactionPlansResults().Return(map[int64]*typeutil.Pair[int64, *datapb.CompactionPlanResult]{
1: {A: 111, B: &datapb.CompactionPlanResult{PlanID: 1, State: commonpb.CompactionState_Executing}},
2: {A: 111, B: &datapb.CompactionPlanResult{PlanID: 2, State: commonpb.CompactionState_Completed, Segments: []*datapb.CompactionSegment{{PlanID: 2}}}},
3: {A: 111, B: &datapb.CompactionPlanResult{PlanID: 3, State: commonpb.CompactionState_Executing}},
5: {A: 222, B: &datapb.CompactionPlanResult{PlanID: 5, State: commonpb.CompactionState_Completed, Segments: []*datapb.CompactionSegment{{PlanID: 5}}}},
})
inPlans := map[int64]*compactionTask{
1: {
triggerInfo: &compactionSignal{},
plan: &datapb.CompactionPlan{PlanID: 1},
state: executing,
dataNodeID: 111,
},
2: {
triggerInfo: &compactionSignal{},
plan: &datapb.CompactionPlan{PlanID: 2},
state: executing,
dataNodeID: 111,
},
3: {
triggerInfo: &compactionSignal{},
plan: &datapb.CompactionPlan{PlanID: 3},
state: timeout,
dataNodeID: 111,
},
4: {
triggerInfo: &compactionSignal{},
plan: &datapb.CompactionPlan{PlanID: 4},
state: timeout,
dataNodeID: 111,
},
}
s.mockSessMgr.EXPECT().SyncSegments(int64(222), mock.Anything).RunAndReturn(func(nodeID int64, req *datapb.SyncSegmentsRequest) error {
s.EqualValues(nodeID, 222)
s.NotNil(req)
s.Empty(req.GetCompactedFrom())
s.EqualValues(5, req.GetPlanID())
return nil
}).Once()
handler := newCompactionPlanHandler(s.mockSessMgr, s.mockCm, s.mockMeta, s.mockAlloc)
handler.plans = inPlans
_, ok := handler.plans[5]
s.Require().False(ok)
err := handler.updateCompaction(0)
s.NoError(err)
task := handler.plans[1]
s.Equal(timeout, task.state)
task = handler.plans[2]
s.Equal(executing, task.state)
task = handler.plans[3]
s.Equal(timeout, task.state)
task = handler.plans[4]
s.Equal(failed, task.state)
}
func getFieldBinlogIDs(fieldID int64, logIDs ...int64) *datapb.FieldBinlog {
l := &datapb.FieldBinlog{
FieldID: fieldID,
Binlogs: make([]*datapb.Binlog, 0, len(logIDs)),
}
for _, id := range logIDs {
l.Binlogs = append(l.Binlogs, &datapb.Binlog{LogID: id})
}
return l
}
func getFieldBinlogPaths(fieldID int64, paths ...string) *datapb.FieldBinlog {
l := &datapb.FieldBinlog{
FieldID: fieldID,
Binlogs: make([]*datapb.Binlog, 0, len(paths)),
}
for _, path := range paths {
l.Binlogs = append(l.Binlogs, &datapb.Binlog{LogPath: path})
}
return l
}
func getFieldBinlogIDsWithEntry(fieldID int64, entry int64, logIDs ...int64) *datapb.FieldBinlog {
l := &datapb.FieldBinlog{
FieldID: fieldID,
Binlogs: make([]*datapb.Binlog, 0, len(logIDs)),
}
for _, id := range logIDs {
l.Binlogs = append(l.Binlogs, &datapb.Binlog{LogID: id, EntriesNum: entry})
}
return l
}
func getInsertLogPath(rootPath string, segmentID typeutil.UniqueID) string {
return metautil.BuildInsertLogPath(rootPath, 10, 100, segmentID, 1000, 10000)
}
func getStatsLogPath(rootPath string, segmentID typeutil.UniqueID) string {
return metautil.BuildStatsLogPath(rootPath, 10, 100, segmentID, 1000, 10000)
}
func getDeltaLogPath(rootPath string, segmentID typeutil.UniqueID) string {
return metautil.BuildDeltaLogPath(rootPath, 10, 100, segmentID, 10000)
}