mirror of
https://gitee.com/milvus-io/milvus.git
synced 2024-12-12 13:15:09 +08:00
aeca8f85a5
Signed-off-by: neza2017 <yefu.chen@zilliz.com>
90 lines
2.1 KiB
Go
90 lines
2.1 KiB
Go
package querynode
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import (
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"context"
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"fmt"
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"log"
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"strconv"
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"time"
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"github.com/zilliztech/milvus-distributed/internal/msgstream"
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"github.com/zilliztech/milvus-distributed/internal/proto/internalpb"
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)
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type statsService struct {
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ctx context.Context
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statsStream *msgstream.MsgStream
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replica *collectionReplica
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}
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func newStatsService(ctx context.Context, replica *collectionReplica) *statsService {
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return &statsService{
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ctx: ctx,
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statsStream: nil,
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replica: replica,
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}
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}
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func (sService *statsService) start() {
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sleepTimeInterval := Params.statsPublishInterval()
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receiveBufSize := Params.statsReceiveBufSize()
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// start pulsar
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msgStreamURL, err := Params.pulsarAddress()
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if err != nil {
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log.Fatal(err)
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}
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producerChannels := []string{Params.statsChannelName()}
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statsStream := msgstream.NewPulsarMsgStream(sService.ctx, receiveBufSize)
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statsStream.SetPulsarClient(msgStreamURL)
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statsStream.CreatePulsarProducers(producerChannels)
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var statsMsgStream msgstream.MsgStream = statsStream
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sService.statsStream = &statsMsgStream
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(*sService.statsStream).Start()
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// start service
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fmt.Println("do segments statistic in ", strconv.Itoa(sleepTimeInterval), "ms")
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for {
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select {
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case <-sService.ctx.Done():
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return
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case <-time.After(time.Duration(sleepTimeInterval) * time.Millisecond):
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sService.sendSegmentStatistic()
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}
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}
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}
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func (sService *statsService) close() {
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(*sService.statsStream).Close()
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}
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func (sService *statsService) sendSegmentStatistic() {
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statisticData := (*sService.replica).getSegmentStatistics()
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// fmt.Println("Publish segment statistic")
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// fmt.Println(statisticData)
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sService.publicStatistic(statisticData)
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}
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func (sService *statsService) publicStatistic(statistic *internalpb.QueryNodeSegStats) {
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var msg msgstream.TsMsg = &msgstream.QueryNodeSegStatsMsg{
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BaseMsg: msgstream.BaseMsg{
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HashValues: []uint32{0},
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},
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QueryNodeSegStats: *statistic,
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}
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var msgPack = msgstream.MsgPack{
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Msgs: []msgstream.TsMsg{msg},
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}
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err := (*sService.statsStream).Produce(&msgPack)
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if err != nil {
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log.Println(err)
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}
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}
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