milvus/internal/datanode/flow_graph_insert_buffer_node_test.go
bigsheeper cd19d99ad7
Add channel level checkpoint (#20350)
Signed-off-by: bigsheeper <yihao.dai@zilliz.com>

Signed-off-by: bigsheeper <yihao.dai@zilliz.com>
2022-11-10 22:13:04 +08:00

1088 lines
30 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 datanode
import (
"context"
"errors"
"math"
"sync"
"testing"
"time"
"github.com/milvus-io/milvus-proto/go-api/commonpb"
"github.com/milvus-io/milvus-proto/go-api/milvuspb"
"github.com/milvus-io/milvus-proto/go-api/schemapb"
"github.com/milvus-io/milvus/internal/mq/msgstream"
"github.com/milvus-io/milvus/internal/proto/datapb"
"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/types"
"github.com/milvus-io/milvus/internal/util/dependency"
"github.com/milvus-io/milvus/internal/util/flowgraph"
"github.com/milvus-io/milvus/internal/util/retry"
"github.com/milvus-io/milvus/internal/util/typeutil"
"github.com/samber/lo"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"github.com/stretchr/testify/suite"
)
var insertNodeTestDir = "/tmp/milvus_test/insert_node"
// CDFMsFactory count down fails msg factory
type CDFMsFactory struct {
msgstream.Factory
cd int
}
func (f *CDFMsFactory) NewMsgStream(ctx context.Context) (msgstream.MsgStream, error) {
f.cd--
if f.cd < 0 {
return nil, errors.New("fail")
}
return f.Factory.NewMsgStream(ctx)
}
func TestFlowGraphInsertBufferNodeCreate(t *testing.T) {
ctx, cancel := context.WithTimeout(context.Background(), 2*time.Second)
defer cancel()
cm := storage.NewLocalChunkManager(storage.RootPath(insertNodeTestDir))
defer cm.RemoveWithPrefix(ctx, "")
insertChannelName := "datanode-01-test-flowgraphinsertbuffernode-create"
testPath := "/test/datanode/root/meta"
err := clearEtcd(testPath)
require.NoError(t, err)
Params.EtcdCfg.MetaRootPath = testPath
Factory := &MetaFactory{}
collMeta := Factory.GetCollectionMeta(UniqueID(0), "coll1", schemapb.DataType_Int64)
mockRootCoord := &RootCoordFactory{
pkType: schemapb.DataType_Int64,
}
channel := newChannel(insertChannelName, collMeta.ID, collMeta.Schema, mockRootCoord, cm)
err = channel.addSegment(
addSegmentReq{
segType: datapb.SegmentType_New,
segID: 1,
collID: collMeta.ID,
partitionID: 0,
startPos: &internalpb.MsgPosition{},
endPos: &internalpb.MsgPosition{},
})
require.NoError(t, err)
factory := dependency.NewDefaultFactory(true)
fm := NewRendezvousFlushManager(&allocator{}, cm, channel, func(*segmentFlushPack) {}, emptyFlushAndDropFunc)
flushChan := make(chan flushMsg, 100)
resendTTChan := make(chan resendTTMsg, 100)
c := &nodeConfig{
channel: channel,
msFactory: factory,
allocator: NewAllocatorFactory(),
vChannelName: "string",
}
iBNode, err := newInsertBufferNode(ctx, collMeta.ID, flushChan, resendTTChan, fm, newCache(), c)
assert.NotNil(t, iBNode)
require.NoError(t, err)
/*ctxDone, cancel := context.WithCancel(ctx)
cancel() // cancel now to make context done
_, err = newInsertBufferNode(ctxDone, flushChan, fm, newCache(), c)
assert.Error(t, err)*/
c.msFactory = &CDFMsFactory{
Factory: factory,
cd: 0,
}
_, err = newInsertBufferNode(ctx, collMeta.ID, flushChan, resendTTChan, fm, newCache(), c)
assert.Error(t, err)
}
type mockMsg struct{}
func (*mockMsg) TimeTick() Timestamp {
return 0
}
func TestFlowGraphInsertBufferNode_Operate(t *testing.T) {
t.Run("Test iBNode Operate invalid Msg", func(te *testing.T) {
invalidInTests := []struct {
in []Msg
description string
}{
{[]Msg{},
"Invalid input length == 0"},
{[]Msg{&flowGraphMsg{}, &flowGraphMsg{}, &flowGraphMsg{}},
"Invalid input length == 3"},
{[]Msg{&mockMsg{}},
"Invalid input length == 1 but input message is not flowGraphMsg"},
}
for _, test := range invalidInTests {
te.Run(test.description, func(t0 *testing.T) {
ibn := &insertBufferNode{
ttMerger: newMergedTimeTickerSender(func(Timestamp, []int64) error { return nil }),
}
rt := ibn.Operate(test.in)
assert.Empty(t0, rt)
})
}
})
ctx, cancel := context.WithTimeout(context.Background(), 2*time.Second)
defer cancel()
insertChannelName := "datanode-01-test-flowgraphinsertbuffernode-operate"
cm := storage.NewLocalChunkManager(storage.RootPath(insertNodeTestDir))
defer cm.RemoveWithPrefix(ctx, "")
testPath := "/test/datanode/root/meta"
err := clearEtcd(testPath)
require.NoError(t, err)
Params.EtcdCfg.MetaRootPath = testPath
Factory := &MetaFactory{}
collMeta := Factory.GetCollectionMeta(UniqueID(0), "coll1", schemapb.DataType_Int64)
mockRootCoord := &RootCoordFactory{
pkType: schemapb.DataType_Int64,
}
channel := newChannel(insertChannelName, collMeta.ID, collMeta.Schema, mockRootCoord, cm)
err = channel.addSegment(
addSegmentReq{
segType: datapb.SegmentType_New,
segID: 1,
collID: collMeta.ID,
partitionID: 0,
startPos: &internalpb.MsgPosition{},
endPos: &internalpb.MsgPosition{},
})
require.NoError(t, err)
factory := dependency.NewDefaultFactory(true)
fm := NewRendezvousFlushManager(NewAllocatorFactory(), cm, channel, func(*segmentFlushPack) {}, emptyFlushAndDropFunc)
flushChan := make(chan flushMsg, 100)
resendTTChan := make(chan resendTTMsg, 100)
c := &nodeConfig{
channel: channel,
msFactory: factory,
allocator: NewAllocatorFactory(),
vChannelName: "string",
}
iBNode, err := newInsertBufferNode(ctx, collMeta.ID, flushChan, resendTTChan, fm, newCache(), c)
require.NoError(t, err)
// trigger log ts
iBNode.ttLogger.counter.Store(999)
flushChan <- flushMsg{
msgID: 1,
timestamp: 2000,
segmentID: UniqueID(1),
collectionID: UniqueID(1),
}
inMsg := genFlowGraphInsertMsg(insertChannelName)
assert.NotPanics(t, func() { iBNode.Operate([]flowgraph.Msg{&inMsg}) })
resendTTChan <- resendTTMsg{
segmentIDs: []int64{0, 1, 2},
}
inMsg = genFlowGraphInsertMsg(insertChannelName)
assert.NotPanics(t, func() { iBNode.Operate([]flowgraph.Msg{&inMsg}) })
// test drop collection operate
inMsg = genFlowGraphInsertMsg(insertChannelName)
inMsg.dropCollection = true
assert.NotPanics(t, func() { iBNode.Operate([]flowgraph.Msg{&inMsg}) })
// test consume old message
inMsg = genFlowGraphInsertMsg(insertChannelName)
timestampBak := iBNode.lastTimestamp
iBNode.lastTimestamp = typeutil.MaxTimestamp
assert.Panics(t, func() { iBNode.Operate([]flowgraph.Msg{&inMsg}) })
iBNode.lastTimestamp = timestampBak
// test updateSegmentStates failed
inMsg = genFlowGraphInsertMsg(insertChannelName)
inMsg.insertMessages[0].CollectionID = UniqueID(-1)
inMsg.insertMessages[0].SegmentID = UniqueID(-1)
assert.NoError(t, err)
assert.Panics(t, func() { iBNode.Operate([]flowgraph.Msg{&inMsg}) })
// test bufferInsertMsg failed
inMsg = genFlowGraphInsertMsg(insertChannelName)
inMsg.insertMessages[0].Timestamps = []Timestamp{1, 2}
inMsg.insertMessages[0].RowIDs = []int64{1}
assert.Panics(t, func() { iBNode.Operate([]flowgraph.Msg{&inMsg}) })
// test flushBufferData failed
setFlowGraphRetryOpt(retry.Attempts(1))
inMsg = genFlowGraphInsertMsg(insertChannelName)
iBNode.flushManager = &mockFlushManager{returnError: true}
iBNode.channel.setCurInsertBuffer(inMsg.insertMessages[0].SegmentID, &BufferData{})
assert.Panics(t, func() { iBNode.Operate([]flowgraph.Msg{&inMsg}) })
iBNode.flushManager = fm
}
func genCollectionMeta(collectionID UniqueID, collectionName string) *etcdpb.CollectionMeta {
sch := schemapb.CollectionSchema{
Name: collectionName,
Description: "test collection by meta factory",
AutoID: true,
Fields: []*schemapb.FieldSchema{
{
FieldID: 0,
Name: "RowID",
Description: "RowID field",
DataType: schemapb.DataType_Int64,
TypeParams: []*commonpb.KeyValuePair{
{
Key: "f0_tk1",
Value: "f0_tv1",
},
},
},
{
FieldID: 1,
Name: "Timestamp",
Description: "Timestamp field",
DataType: schemapb.DataType_Int64,
TypeParams: []*commonpb.KeyValuePair{
{
Key: "f1_tk1",
Value: "f1_tv1",
},
},
},
{
FieldID: 107,
Name: "float32_field",
Description: "field 107",
DataType: schemapb.DataType_Float,
TypeParams: []*commonpb.KeyValuePair{},
IndexParams: []*commonpb.KeyValuePair{},
},
},
}
collection := etcdpb.CollectionMeta{
ID: collectionID,
Schema: &sch,
CreateTime: Timestamp(1),
SegmentIDs: make([]UniqueID, 0),
PartitionIDs: []UniqueID{0},
}
return &collection
}
func TestFlowGraphInsertBufferNode_AutoFlush(t *testing.T) {
ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
defer cancel()
testPath := "/test/datanode/root/meta"
err := clearEtcd(testPath)
require.NoError(t, err)
Params.EtcdCfg.MetaRootPath = testPath
Factory := &MetaFactory{}
collMeta := Factory.GetCollectionMeta(UniqueID(0), "coll1", schemapb.DataType_Int64)
dataFactory := NewDataFactory()
mockRootCoord := &RootCoordFactory{
pkType: schemapb.DataType_Int64,
}
channel := &ChannelMeta{
collectionID: collMeta.ID,
segments: make(map[UniqueID]*Segment),
}
channel.metaService = newMetaService(mockRootCoord, collMeta.ID)
factory := dependency.NewDefaultFactory(true)
flushPacks := []*segmentFlushPack{}
fpMut := sync.Mutex{}
wg := sync.WaitGroup{}
cm := storage.NewLocalChunkManager(storage.RootPath(insertNodeTestDir))
defer cm.RemoveWithPrefix(ctx, "")
fm := NewRendezvousFlushManager(NewAllocatorFactory(), cm, channel, func(pack *segmentFlushPack) {
fpMut.Lock()
flushPacks = append(flushPacks, pack)
fpMut.Unlock()
startPos := channel.listNewSegmentsStartPositions()
channel.transferNewSegments(lo.Map(startPos, func(pos *datapb.SegmentStartPosition, _ int) UniqueID {
return pos.GetSegmentID()
}))
if pack.flushed || pack.dropped {
channel.segmentFlushed(pack.segmentID)
}
wg.Done()
}, emptyFlushAndDropFunc)
flushChan := make(chan flushMsg, 100)
resendTTChan := make(chan resendTTMsg, 100)
c := &nodeConfig{
channel: channel,
msFactory: factory,
allocator: NewAllocatorFactory(),
vChannelName: "string",
}
iBNode, err := newInsertBufferNode(ctx, collMeta.ID, flushChan, resendTTChan, fm, newCache(), c)
require.NoError(t, err)
// Auto flush number of rows set to 2
inMsg := genFlowGraphInsertMsg("datanode-03-test-autoflush")
inMsg.insertMessages = dataFactory.GetMsgStreamInsertMsgs(2)
var iMsg flowgraph.Msg = &inMsg
t.Run("Pure auto flush", func(t *testing.T) {
// iBNode.insertBuffer.maxSize = 2
tmp := Params.DataNodeCfg.FlushInsertBufferSize
Params.DataNodeCfg.FlushInsertBufferSize = 4 * 4
defer func() {
Params.DataNodeCfg.FlushInsertBufferSize = tmp
}()
for i := range inMsg.insertMessages {
inMsg.insertMessages[i].SegmentID = int64(i%2) + 1
}
inMsg.startPositions = []*internalpb.MsgPosition{{Timestamp: 100}}
inMsg.endPositions = []*internalpb.MsgPosition{{Timestamp: 123}}
type Test struct {
expectedSegID UniqueID
expectedNumOfRows int64
expectedStartPosTs Timestamp
expectedEndPosTs Timestamp
expectedCpNumOfRows int64
expectedCpPosTs Timestamp
}
beforeAutoFlushTests := []Test{
// segID, numOfRow, startTs, endTs, cp.numOfRow, cp.Ts
{1, 1, 100, 123, 0, 100},
{2, 1, 100, 123, 0, 100},
}
iBNode.Operate([]flowgraph.Msg{iMsg})
assert.Equal(t, 0, len(flushPacks))
for i, test := range beforeAutoFlushTests {
channel.segMu.Lock()
seg, ok := channel.segments[UniqueID(i+1)]
channel.segMu.Unlock()
assert.True(t, ok)
assert.Equal(t, datapb.SegmentType_New, seg.getType())
assert.Equal(t, test.expectedSegID, seg.segmentID)
assert.Equal(t, test.expectedNumOfRows, seg.numRows)
assert.Equal(t, test.expectedStartPosTs, seg.startPos.GetTimestamp())
}
for i := range inMsg.insertMessages {
inMsg.insertMessages[i].SegmentID = int64(i%2) + 2
}
inMsg.startPositions = []*internalpb.MsgPosition{{Timestamp: 200}}
inMsg.endPositions = []*internalpb.MsgPosition{{Timestamp: 234}}
iMsg = &inMsg
// Triger auto flush
output := iBNode.Operate([]flowgraph.Msg{iMsg})
fgm := output[0].(*flowGraphMsg)
wg.Add(len(fgm.segmentsToSync))
t.Log("segments to flush", fgm.segmentsToSync)
for _, im := range fgm.segmentsToSync {
// send del done signal
err = fm.flushDelData(nil, im, fgm.endPositions[0])
assert.NoError(t, err)
}
wg.Wait()
assert.Equal(t, 1, len(flushPacks))
assert.Less(t, 0, len(flushPacks[0].insertLogs))
assert.False(t, flushPacks[0].flushed)
afterAutoFlushTests := []Test{
// segID, numOfRow, startTs, endTs, cp.numOfRow, cp.Ts
{1, 1, 100, 123, 0, 100},
{2, 2, 100, 234, 2, 234},
{3, 1, 200, 234, 0, 200},
}
for i, test := range afterAutoFlushTests {
seg, ok := channel.segments[UniqueID(i+1)]
assert.True(t, ok)
assert.Equal(t, datapb.SegmentType_Normal, seg.getType())
assert.Equal(t, test.expectedSegID, seg.segmentID)
assert.Equal(t, test.expectedNumOfRows, seg.numRows)
assert.Equal(t, test.expectedStartPosTs, seg.startPos.GetTimestamp())
if i == 1 {
assert.Equal(t, test.expectedSegID, flushPacks[0].segmentID)
// assert.Equal(t, int64(0), iBNode.insertBuffer.size(UniqueID(i+1)))
}
// else {
// // assert.Equal(t, int64(1), iBNode.insertBuffer.size(UniqueID(i+1)))
// }
}
})
t.Run("Auto with manual flush", func(t *testing.T) {
tmp := Params.DataNodeCfg.FlushInsertBufferSize
Params.DataNodeCfg.FlushInsertBufferSize = 4 * 4
defer func() {
Params.DataNodeCfg.FlushInsertBufferSize = tmp
}()
fpMut.Lock()
flushPacks = flushPacks[:0]
fpMut.Unlock()
inMsg := genFlowGraphInsertMsg("datanode-03-test-autoflush")
inMsg.insertMessages = dataFactory.GetMsgStreamInsertMsgs(2)
for i := range inMsg.insertMessages {
inMsg.insertMessages[i].SegmentID = UniqueID(10 + i)
}
inMsg.startPositions = []*internalpb.MsgPosition{{Timestamp: 300}}
inMsg.endPositions = []*internalpb.MsgPosition{{Timestamp: 323}}
var iMsg flowgraph.Msg = &inMsg
type Test struct {
expectedSegID UniqueID
expectedNumOfRows int64
expectedStartPosTs Timestamp
expectedEndPosTs Timestamp
expectedCpNumOfRows int64
expectedCpPosTs Timestamp
}
beforeAutoFlushTests := []Test{
// segID, numOfRow, startTs, endTs, cp.numOfRow, cp.Ts
{10, 1, 300, 323, 0, 300},
{11, 1, 300, 323, 0, 300},
}
iBNode.Operate([]flowgraph.Msg{iMsg})
assert.Equal(t, 0, len(flushPacks))
for _, test := range beforeAutoFlushTests {
channel.segMu.Lock()
seg, ok := channel.segments[test.expectedSegID]
channel.segMu.Unlock()
assert.True(t, ok)
assert.Equal(t, datapb.SegmentType_New, seg.getType())
assert.Equal(t, test.expectedSegID, seg.segmentID)
assert.Equal(t, test.expectedNumOfRows, seg.numRows)
assert.Equal(t, test.expectedStartPosTs, seg.startPos.GetTimestamp())
}
inMsg.startPositions = []*internalpb.MsgPosition{{Timestamp: 400}}
inMsg.endPositions = []*internalpb.MsgPosition{{Timestamp: 434}}
// trigger manual flush
flushChan <- flushMsg{
segmentID: 10,
flushed: true,
}
// trigger auto flush since buffer full
output := iBNode.Operate([]flowgraph.Msg{iMsg})
fgm := output[0].(*flowGraphMsg)
wg.Add(len(fgm.segmentsToSync))
for _, im := range fgm.segmentsToSync {
// send del done signal
err = fm.flushDelData(nil, im, fgm.endPositions[0])
assert.NoError(t, err)
}
wg.Wait()
assert.Equal(t, 2, len(flushPacks))
for _, pack := range flushPacks {
if pack.segmentID == 10 {
assert.Equal(t, true, pack.flushed)
} else {
assert.Equal(t, false, pack.flushed)
}
}
})
}
func TestRollBF(t *testing.T) {
ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
defer cancel()
testPath := "/test/datanode/root/meta"
err := clearEtcd(testPath)
require.NoError(t, err)
Params.EtcdCfg.MetaRootPath = testPath
Factory := &MetaFactory{}
collMeta := Factory.GetCollectionMeta(UniqueID(0), "coll1", schemapb.DataType_Int64)
dataFactory := NewDataFactory()
mockRootCoord := &RootCoordFactory{
pkType: schemapb.DataType_Int64,
}
channel := &ChannelMeta{
collectionID: collMeta.ID,
segments: make(map[UniqueID]*Segment),
}
channel.metaService = newMetaService(mockRootCoord, collMeta.ID)
factory := dependency.NewDefaultFactory(true)
flushPacks := []*segmentFlushPack{}
fpMut := sync.Mutex{}
wg := sync.WaitGroup{}
cm := storage.NewLocalChunkManager(storage.RootPath(insertNodeTestDir))
defer cm.RemoveWithPrefix(ctx, "")
fm := NewRendezvousFlushManager(NewAllocatorFactory(), cm, channel, func(pack *segmentFlushPack) {
fpMut.Lock()
flushPacks = append(flushPacks, pack)
fpMut.Unlock()
startPos := channel.listNewSegmentsStartPositions()
channel.transferNewSegments(lo.Map(startPos, func(pos *datapb.SegmentStartPosition, _ int) UniqueID {
return pos.GetSegmentID()
}))
if pack.flushed || pack.dropped {
channel.segmentFlushed(pack.segmentID)
}
wg.Done()
}, emptyFlushAndDropFunc)
flushChan := make(chan flushMsg, 100)
resendTTChan := make(chan resendTTMsg, 100)
c := &nodeConfig{
channel: channel,
msFactory: factory,
allocator: NewAllocatorFactory(),
vChannelName: "string",
}
iBNode, err := newInsertBufferNode(ctx, collMeta.ID, flushChan, resendTTChan, fm, newCache(), c)
require.NoError(t, err)
// Auto flush number of rows set to 2
inMsg := genFlowGraphInsertMsg("")
inMsg.insertMessages = dataFactory.GetMsgStreamInsertMsgs(1)
var iMsg flowgraph.Msg = &inMsg
t.Run("Pure roll BF", func(t *testing.T) {
tmp := Params.DataNodeCfg.FlushInsertBufferSize
Params.DataNodeCfg.FlushInsertBufferSize = 4 * 4
defer func() {
Params.DataNodeCfg.FlushInsertBufferSize = tmp
}()
inMsg.startPositions = []*internalpb.MsgPosition{{Timestamp: 100}}
inMsg.endPositions = []*internalpb.MsgPosition{{Timestamp: 123}}
type Test struct {
expectedSegID UniqueID
expectedNumOfRows int64
expectedStartPosTs Timestamp
expectedEndPosTs Timestamp
expectedCpNumOfRows int64
expectedCpPosTs Timestamp
}
iBNode.Operate([]flowgraph.Msg{iMsg})
assert.Equal(t, 0, len(flushPacks))
// should not be flushed with only 1 one
channel.segMu.Lock()
seg, ok := channel.segments[UniqueID(1)]
channel.segMu.Unlock()
assert.True(t, ok)
assert.Equal(t, datapb.SegmentType_New, seg.getType())
assert.Equal(t, int64(1), seg.numRows)
assert.Equal(t, uint64(100), seg.startPos.GetTimestamp())
// because this is the origincal
assert.True(t, seg.currentStat.PkFilter.Cap() > uint(1000000))
inMsg.startPositions = []*internalpb.MsgPosition{{Timestamp: 200}}
inMsg.endPositions = []*internalpb.MsgPosition{{Timestamp: 234}}
iMsg = &inMsg
// Triger auto flush
output := iBNode.Operate([]flowgraph.Msg{iMsg})
fgm := output[0].(*flowGraphMsg)
wg.Add(len(fgm.segmentsToSync))
t.Log("segments to flush", fgm.segmentsToSync)
for _, im := range fgm.segmentsToSync {
// send del done signal
err = fm.flushDelData(nil, im, fgm.endPositions[0])
assert.NoError(t, err)
}
wg.Wait()
assert.Equal(t, 1, len(flushPacks))
assert.Less(t, 0, len(flushPacks[0].insertLogs))
assert.False(t, flushPacks[0].flushed)
assert.True(t, ok)
assert.Equal(t, datapb.SegmentType_Normal, seg.getType())
assert.Equal(t, int64(2), seg.numRows)
assert.Equal(t, uint64(100), seg.startPos.GetTimestamp())
// filter should be rolled
assert.Nil(t, seg.currentStat)
assert.True(t, len(seg.historyStats) == 1)
assert.True(t, seg.historyStats[0].PkFilter.Cap() < 100)
})
}
type InsertBufferNodeSuit struct {
suite.Suite
channel *ChannelMeta
collID UniqueID
partID UniqueID
cm *storage.LocalChunkManager
originalConfig int64
}
func (s *InsertBufferNodeSuit) SetupSuite() {
insertBufferNodeTestDir := "/tmp/milvus_test/insert_buffer_node"
rc := &RootCoordFactory{
pkType: schemapb.DataType_Int64,
}
s.collID = 1
s.partID = 10
s.channel = newChannel("channel", s.collID, nil, rc, s.cm)
s.cm = storage.NewLocalChunkManager(storage.RootPath(insertBufferNodeTestDir))
s.originalConfig = Params.DataNodeCfg.FlushInsertBufferSize
// change flushing size to 2
Params.DataNodeCfg.FlushInsertBufferSize = 4 * 4
}
func (s *InsertBufferNodeSuit) TearDownSuite() {
s.cm.RemoveWithPrefix(context.Background(), "")
Params.DataNodeCfg.FlushInsertBufferSize = s.originalConfig
}
func (s *InsertBufferNodeSuit) SetupTest() {
segs := []struct {
segID UniqueID
sType datapb.SegmentType
}{
{1, datapb.SegmentType_New},
{2, datapb.SegmentType_Normal},
{3, datapb.SegmentType_Flushed},
}
for _, seg := range segs {
err := s.channel.addSegment(addSegmentReq{
segType: seg.sType,
segID: seg.segID,
collID: s.collID,
partitionID: s.partID,
startPos: new(internalpb.MsgPosition),
endPos: new(internalpb.MsgPosition),
})
s.Require().NoError(err)
}
}
func (s *InsertBufferNodeSuit) TearDownTest() {
s.channel.removeSegments(1, 2, 3)
}
func (s *InsertBufferNodeSuit) TestFillInSyncTasks() {
s.Run("drop collection", func() {
fgMsg := &flowGraphMsg{dropCollection: true}
node := &insertBufferNode{
channelName: s.channel.channelName,
channel: s.channel,
flushChan: make(chan flushMsg, 100),
}
syncTasks := node.FillInSyncTasks(fgMsg, nil)
s.Assert().NotEmpty(syncTasks)
s.Assert().Equal(3, len(syncTasks))
for _, task := range syncTasks {
s.Assert().True(task.dropped)
s.Assert().False(task.flushed)
s.Assert().Nil(task.buffer)
}
})
s.Run("auto sync", func() {
segToFlush := []UniqueID{1, 2}
node := &insertBufferNode{
channelName: s.channel.channelName,
channel: s.channel,
flushChan: make(chan flushMsg, 100),
}
buffer := BufferData{
buffer: nil,
size: 2,
limit: 2,
}
node.channel.setCurInsertBuffer(UniqueID(1), &buffer)
syncTasks := node.FillInSyncTasks(&flowGraphMsg{endPositions: []*internalpb.MsgPosition{{Timestamp: 100}}}, segToFlush)
s.Assert().NotEmpty(syncTasks)
s.Assert().Equal(1, len(syncTasks))
task, ok := syncTasks[UniqueID(1)]
s.Assert().True(ok)
s.Assert().Equal(UniqueID(1), task.segmentID)
s.Assert().True(task.auto)
s.Assert().False(task.flushed)
s.Assert().False(task.dropped)
})
s.Run("drop partition", func() {
fgMsg := flowGraphMsg{dropPartitions: []UniqueID{s.partID}, endPositions: []*internalpb.MsgPosition{{Timestamp: 100}}}
node := &insertBufferNode{
channelName: s.channel.channelName,
channel: s.channel,
flushChan: make(chan flushMsg, 100),
}
syncTasks := node.FillInSyncTasks(&fgMsg, nil)
s.Assert().NotEmpty(syncTasks)
s.Assert().Equal(3, len(syncTasks))
for _, task := range syncTasks {
s.Assert().False(task.auto)
s.Assert().True(task.flushed)
s.Assert().True(task.dropped)
}
})
s.Run("manual sync", func() {
flushCh := make(chan flushMsg, 100)
node := &insertBufferNode{
channelName: s.channel.channelName,
channel: s.channel,
flushChan: flushCh,
}
for i := 1; i <= 3; i++ {
msg := flushMsg{
segmentID: UniqueID(i),
collectionID: s.collID,
flushed: i%2 == 0, // segID=2, flushed = true
}
flushCh <- msg
}
syncTasks := node.FillInSyncTasks(&flowGraphMsg{endPositions: []*internalpb.MsgPosition{{Timestamp: 100}}}, nil)
s.Assert().NotEmpty(syncTasks)
for segID, task := range syncTasks {
if segID == UniqueID(2) {
s.Assert().True(task.flushed)
} else {
s.Assert().False(task.flushed)
}
s.Assert().False(task.auto)
s.Assert().False(task.dropped)
}
})
s.Run("manual sync over load", func() {
flushCh := make(chan flushMsg, 100)
node := &insertBufferNode{
channelName: s.channel.channelName,
channel: s.channel,
flushChan: flushCh,
}
for i := 1; i <= 100; i++ {
msg := flushMsg{
segmentID: UniqueID(i),
collectionID: s.collID,
flushed: false,
}
if i == 2 {
msg.flushed = true
}
flushCh <- msg
}
syncTasks := node.FillInSyncTasks(&flowGraphMsg{endPositions: []*internalpb.MsgPosition{{Timestamp: 100}}}, nil)
s.Assert().NotEmpty(syncTasks)
s.Assert().Equal(10, len(syncTasks)) // 10 is max batch
for segID, task := range syncTasks {
if segID == UniqueID(2) {
s.Assert().True(task.flushed)
} else {
s.Assert().False(task.flushed)
}
s.Assert().False(task.auto)
s.Assert().False(task.dropped)
}
})
}
func TestInsertBufferNodeSuite(t *testing.T) {
suite.Run(t, new(InsertBufferNodeSuit))
}
// CompactedRootCoord has meta info compacted at ts
type CompactedRootCoord struct {
types.RootCoord
compactTs Timestamp
}
func (m *CompactedRootCoord) DescribeCollection(ctx context.Context, in *milvuspb.DescribeCollectionRequest) (*milvuspb.DescribeCollectionResponse, error) {
if in.TimeStamp != 0 && in.GetTimeStamp() <= m.compactTs {
return &milvuspb.DescribeCollectionResponse{
Status: &commonpb.Status{
ErrorCode: commonpb.ErrorCode_UnexpectedError,
Reason: "meta compacted",
},
}, nil
}
return m.RootCoord.DescribeCollection(ctx, in)
}
func TestInsertBufferNode_bufferInsertMsg(t *testing.T) {
ctx, cancel := context.WithTimeout(context.Background(), 2*time.Second)
defer cancel()
insertChannelName := "datanode-01-test-flowgraphinsertbuffernode-operate"
testPath := "/test/datanode/root/meta"
err := clearEtcd(testPath)
require.NoError(t, err)
Params.EtcdCfg.MetaRootPath = testPath
Factory := &MetaFactory{}
tests := []struct {
collID UniqueID
pkType schemapb.DataType
description string
}{
{0, schemapb.DataType_Int64, "int64PrimaryData"},
{0, schemapb.DataType_VarChar, "varCharPrimaryData"},
}
cm := storage.NewLocalChunkManager(storage.RootPath(insertNodeTestDir))
defer cm.RemoveWithPrefix(ctx, "")
for _, test := range tests {
collMeta := Factory.GetCollectionMeta(test.collID, "collection", test.pkType)
rcf := &RootCoordFactory{
pkType: test.pkType,
}
mockRootCoord := &CompactedRootCoord{
RootCoord: rcf,
compactTs: 100,
}
channel := newChannel(insertChannelName, collMeta.ID, collMeta.Schema, mockRootCoord, cm)
err = channel.addSegment(
addSegmentReq{
segType: datapb.SegmentType_New,
segID: 1,
collID: collMeta.ID,
partitionID: 0,
startPos: &internalpb.MsgPosition{},
endPos: &internalpb.MsgPosition{Timestamp: 101},
})
require.NoError(t, err)
factory := dependency.NewDefaultFactory(true)
fm := NewRendezvousFlushManager(&allocator{}, cm, channel, func(*segmentFlushPack) {}, emptyFlushAndDropFunc)
flushChan := make(chan flushMsg, 100)
resendTTChan := make(chan resendTTMsg, 100)
c := &nodeConfig{
channel: channel,
msFactory: factory,
allocator: NewAllocatorFactory(),
vChannelName: "string",
}
iBNode, err := newInsertBufferNode(ctx, collMeta.ID, flushChan, resendTTChan, fm, newCache(), c)
require.NoError(t, err)
inMsg := genFlowGraphInsertMsg(insertChannelName)
for _, msg := range inMsg.insertMessages {
msg.EndTimestamp = 101 // ts valid
err = iBNode.bufferInsertMsg(msg, &internalpb.MsgPosition{}, &internalpb.MsgPosition{})
assert.Nil(t, err)
}
for _, msg := range inMsg.insertMessages {
msg.EndTimestamp = 101 // ts valid
msg.RowIDs = []int64{} //misaligned data
err = iBNode.bufferInsertMsg(msg, &internalpb.MsgPosition{}, &internalpb.MsgPosition{})
assert.NotNil(t, err)
}
}
}
func TestInsertBufferNode_updateSegmentStates(te *testing.T) {
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
cm := storage.NewLocalChunkManager(storage.RootPath(insertNodeTestDir))
defer cm.RemoveWithPrefix(ctx, "")
invalideTests := []struct {
channelCollID UniqueID
inCollID UniqueID
segID UniqueID
description string
}{
{1, 9, 100, "collectionID mismatch"},
}
for _, test := range invalideTests {
channel := newChannel("channel", test.channelCollID, nil, &RootCoordFactory{pkType: schemapb.DataType_Int64}, cm)
ibNode := &insertBufferNode{
channel: channel,
}
im := []*msgstream.InsertMsg{
{
InsertRequest: internalpb.InsertRequest{
CollectionID: test.inCollID,
SegmentID: test.segID,
},
},
}
seg, err := ibNode.updateSegmentStates(im, &internalpb.MsgPosition{}, &internalpb.MsgPosition{})
assert.Error(te, err)
assert.Empty(te, seg)
}
}
func TestInsertBufferNode_getTimestampRange(t *testing.T) {
type testCase struct {
tag string
timestamps []int64
expectFrom Timestamp
expectTo Timestamp
}
cases := []testCase{
{
tag: "no input",
timestamps: []int64{},
expectFrom: math.MaxUint64,
expectTo: 0,
},
{
tag: "only one input",
timestamps: []int64{1234},
expectFrom: 1234,
expectTo: 1234,
},
{
tag: "input reverse order",
timestamps: []int64{3, 2, 1},
expectFrom: 1,
expectTo: 3,
},
}
ibNode := &insertBufferNode{}
for _, tc := range cases {
t.Run(tc.tag, func(t *testing.T) {
tr := ibNode.getTimestampRange(&storage.Int64FieldData{
Data: tc.timestamps,
})
assert.Equal(t, tc.expectFrom, tr.timestampMin)
assert.Equal(t, tc.expectTo, tr.timestampMax)
})
}
}
func TestInsertBufferNode_collectSegmentsToSync(t *testing.T) {
tests := []struct {
description string
inFlushMsgNum int
expectedOutNum int
}{
{"batch 1 < maxBatch 10", 1, 1},
{"batch 5 < maxBatch 10", 5, 5},
{"batch 10 = maxBatch 10", 10, 10},
{"batch 20 = maxBatch 10", 20, 10},
}
for _, test := range tests {
t.Run(test.description, func(t *testing.T) {
flushCh := make(chan flushMsg, 100)
node := &insertBufferNode{
flushChan: flushCh,
channelName: "channel" + test.description,
}
for i := 0; i < test.inFlushMsgNum; i++ {
flushCh <- flushMsg{
segmentID: UniqueID(i),
flushed: i%2 == 0,
}
}
flushedSegs, staleSegs := node.CollectSegmentsToSync()
assert.Equal(t, test.expectedOutNum, len(flushedSegs)+len(staleSegs))
})
}
}