mirror of
https://gitee.com/milvus-io/milvus.git
synced 2024-12-05 05:18:52 +08:00
1444 lines
47 KiB
Go
1444 lines
47 KiB
Go
// Licensed to the LF AI & Data foundation under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License. You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package querynodev2
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import (
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"context"
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"fmt"
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"strconv"
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"sync"
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"time"
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"github.com/golang/protobuf/proto"
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"github.com/samber/lo"
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"go.opentelemetry.io/otel/trace"
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"go.uber.org/zap"
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"golang.org/x/sync/errgroup"
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"github.com/milvus-io/milvus-proto/go-api/v2/commonpb"
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"github.com/milvus-io/milvus-proto/go-api/v2/milvuspb"
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"github.com/milvus-io/milvus-proto/go-api/v2/msgpb"
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"github.com/milvus-io/milvus-proto/go-api/v2/schemapb"
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"github.com/milvus-io/milvus/internal/proto/datapb"
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"github.com/milvus-io/milvus/internal/proto/indexpb"
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"github.com/milvus-io/milvus/internal/proto/internalpb"
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"github.com/milvus-io/milvus/internal/proto/querypb"
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"github.com/milvus-io/milvus/internal/proto/segcorepb"
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"github.com/milvus-io/milvus/internal/querynodev2/collector"
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"github.com/milvus-io/milvus/internal/querynodev2/delegator"
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"github.com/milvus-io/milvus/internal/querynodev2/segments"
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"github.com/milvus-io/milvus/internal/querynodev2/tasks"
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"github.com/milvus-io/milvus/internal/storage"
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"github.com/milvus-io/milvus/internal/util/streamrpc"
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"github.com/milvus-io/milvus/pkg/common"
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"github.com/milvus-io/milvus/pkg/log"
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"github.com/milvus-io/milvus/pkg/metrics"
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"github.com/milvus-io/milvus/pkg/util/commonpbutil"
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"github.com/milvus-io/milvus/pkg/util/funcutil"
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"github.com/milvus-io/milvus/pkg/util/merr"
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"github.com/milvus-io/milvus/pkg/util/metricsinfo"
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"github.com/milvus-io/milvus/pkg/util/paramtable"
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"github.com/milvus-io/milvus/pkg/util/timerecord"
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"github.com/milvus-io/milvus/pkg/util/typeutil"
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)
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// GetComponentStates returns information about whether the node is healthy
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func (node *QueryNode) GetComponentStates(ctx context.Context, req *milvuspb.GetComponentStatesRequest) (*milvuspb.ComponentStates, error) {
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stats := &milvuspb.ComponentStates{
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Status: merr.Success(),
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}
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code := node.lifetime.GetState()
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nodeID := common.NotRegisteredID
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if node.session != nil && node.session.Registered() {
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nodeID = node.GetNodeID()
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}
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log.Debug("QueryNode current state", zap.Int64("NodeID", nodeID), zap.String("StateCode", code.String()))
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info := &milvuspb.ComponentInfo{
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NodeID: nodeID,
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Role: typeutil.QueryNodeRole,
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StateCode: code,
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}
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stats.State = info
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return stats, nil
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}
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// GetTimeTickChannel returns the time tick channel
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// TimeTickChannel contains many time tick messages, which will be sent by query nodes
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func (node *QueryNode) GetTimeTickChannel(ctx context.Context, req *internalpb.GetTimeTickChannelRequest) (*milvuspb.StringResponse, error) {
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return &milvuspb.StringResponse{
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Status: merr.Success(),
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Value: paramtable.Get().CommonCfg.QueryCoordTimeTick.GetValue(),
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}, nil
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}
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// GetStatisticsChannel returns the statistics channel
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// Statistics channel contains statistics infos of query nodes, such as segment infos, memory infos
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func (node *QueryNode) GetStatisticsChannel(ctx context.Context, req *internalpb.GetStatisticsChannelRequest) (*milvuspb.StringResponse, error) {
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return &milvuspb.StringResponse{
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Status: merr.Success(),
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}, nil
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}
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// GetStatistics returns loaded statistics of collection.
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func (node *QueryNode) GetStatistics(ctx context.Context, req *querypb.GetStatisticsRequest) (*internalpb.GetStatisticsResponse, error) {
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log := log.Ctx(ctx).With(
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zap.Int64("msgID", req.GetReq().GetBase().GetMsgID()),
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zap.Strings("vChannels", req.GetDmlChannels()),
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zap.Int64s("segmentIDs", req.GetSegmentIDs()),
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zap.Uint64("guaranteeTimestamp", req.GetReq().GetGuaranteeTimestamp()),
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zap.Uint64("timeTravel", req.GetReq().GetTravelTimestamp()),
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)
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log.Debug("received GetStatisticsRequest")
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if err := node.lifetime.Add(merr.IsHealthy); err != nil {
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return &internalpb.GetStatisticsResponse{
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Status: merr.Status(err),
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}, nil
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}
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defer node.lifetime.Done()
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failRet := &internalpb.GetStatisticsResponse{
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Status: merr.Success(),
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}
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var toReduceResults []*internalpb.GetStatisticsResponse
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var mu sync.Mutex
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runningGp, runningCtx := errgroup.WithContext(ctx)
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for _, ch := range req.GetDmlChannels() {
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ch := ch
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req := &querypb.GetStatisticsRequest{
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Req: req.Req,
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DmlChannels: []string{ch},
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SegmentIDs: req.SegmentIDs,
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FromShardLeader: req.FromShardLeader,
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Scope: req.Scope,
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}
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runningGp.Go(func() error {
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ret, err := node.getChannelStatistics(runningCtx, req, ch)
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if err == nil {
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err = merr.Error(ret.GetStatus())
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}
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mu.Lock()
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defer mu.Unlock()
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if err != nil {
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failRet.Status = merr.Status(err)
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return err
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}
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toReduceResults = append(toReduceResults, ret)
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return nil
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})
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}
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if err := runningGp.Wait(); err != nil {
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return failRet, nil
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}
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ret, err := reduceStatisticResponse(toReduceResults)
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if err != nil {
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failRet.Status = merr.Status(err)
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return failRet, nil
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}
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log.Debug("reduce statistic result done")
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return ret, nil
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}
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func (node *QueryNode) composeIndexMeta(indexInfos []*indexpb.IndexInfo, schema *schemapb.CollectionSchema) *segcorepb.CollectionIndexMeta {
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fieldIndexMetas := make([]*segcorepb.FieldIndexMeta, 0)
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for _, info := range indexInfos {
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fieldIndexMetas = append(fieldIndexMetas, &segcorepb.FieldIndexMeta{
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CollectionID: info.GetCollectionID(),
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FieldID: info.GetFieldID(),
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IndexName: info.GetIndexName(),
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TypeParams: info.GetTypeParams(),
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IndexParams: info.GetIndexParams(),
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IsAutoIndex: info.GetIsAutoIndex(),
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UserIndexParams: info.GetUserIndexParams(),
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})
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}
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sizePerRecord, err := typeutil.EstimateSizePerRecord(schema)
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maxIndexRecordPerSegment := int64(0)
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if err != nil || sizePerRecord == 0 {
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log.Warn("failed to transfer segment size to collection, because failed to estimate size per record", zap.Error(err))
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} else {
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threshold := paramtable.Get().DataCoordCfg.SegmentMaxSize.GetAsFloat() * 1024 * 1024
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proportion := paramtable.Get().DataCoordCfg.SegmentSealProportion.GetAsFloat()
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maxIndexRecordPerSegment = int64(threshold * proportion / float64(sizePerRecord))
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}
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return &segcorepb.CollectionIndexMeta{
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IndexMetas: fieldIndexMetas,
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MaxIndexRowCount: maxIndexRecordPerSegment,
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}
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}
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// WatchDmChannels create consumers on dmChannels to receive Incremental data，which is the important part of real-time query
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func (node *QueryNode) WatchDmChannels(ctx context.Context, req *querypb.WatchDmChannelsRequest) (status *commonpb.Status, e error) {
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defer node.updateDistributionModifyTS()
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channel := req.GetInfos()[0]
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log := log.Ctx(ctx).With(
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zap.Int64("collectionID", req.GetCollectionID()),
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zap.String("channel", channel.GetChannelName()),
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zap.Int64("currentNodeID", node.GetNodeID()),
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)
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log.Info("received watch channel request",
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zap.Int64("version", req.GetVersion()),
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)
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// check node healthy
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if err := node.lifetime.Add(merr.IsHealthy); err != nil {
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return merr.Status(err), nil
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}
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defer node.lifetime.Done()
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// check index
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if len(req.GetIndexInfoList()) == 0 {
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err := merr.WrapErrIndexNotFoundForCollection(req.GetSchema().GetName())
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return merr.Status(err), nil
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}
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if !node.subscribingChannels.Insert(channel.GetChannelName()) {
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msg := "channel subscribing..."
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log.Warn(msg)
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return merr.Success(), nil
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}
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defer node.subscribingChannels.Remove(channel.GetChannelName())
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// to avoid concurrent watch/unwatch
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if node.unsubscribingChannels.Contain(channel.GetChannelName()) {
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err := merr.WrapErrChannelReduplicate(channel.GetChannelName(), "the other same channel is unsubscribing")
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log.Warn("failed to unsubscribe channel", zap.Error(err))
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return merr.Status(err), nil
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}
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_, exist := node.delegators.Get(channel.GetChannelName())
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if exist {
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log.Info("channel already subscribed")
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return merr.Success(), nil
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}
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node.manager.Collection.PutOrRef(req.GetCollectionID(), req.GetSchema(),
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node.composeIndexMeta(req.GetIndexInfoList(), req.Schema), req.GetLoadMeta())
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defer func() {
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if !merr.Ok(status) {
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node.manager.Collection.Unref(req.GetCollectionID(), 1)
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}
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}()
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delegator, err := delegator.NewShardDelegator(
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ctx,
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req.GetCollectionID(),
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req.GetReplicaID(),
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channel.GetChannelName(),
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req.GetVersion(),
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node.clusterManager,
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node.manager,
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node.tSafeManager,
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node.loader,
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node.factory,
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channel.GetSeekPosition().GetTimestamp(),
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node.queryHook,
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node.chunkManager,
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)
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if err != nil {
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log.Warn("failed to create shard delegator", zap.Error(err))
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return merr.Status(err), nil
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}
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node.delegators.Insert(channel.GetChannelName(), delegator)
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defer func() {
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if err != nil {
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node.delegators.GetAndRemove(channel.GetChannelName())
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}
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}()
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// create tSafe
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node.tSafeManager.Add(ctx, channel.ChannelName, channel.GetSeekPosition().GetTimestamp())
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defer func() {
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if err != nil {
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node.tSafeManager.Remove(ctx, channel.ChannelName)
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}
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}()
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pipeline, err := node.pipelineManager.Add(req.GetCollectionID(), channel.GetChannelName())
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if err != nil {
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msg := "failed to create pipeline"
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log.Warn(msg, zap.Error(err))
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return merr.Status(err), nil
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}
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defer func() {
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if err != nil {
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node.pipelineManager.Remove(channel.GetChannelName())
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}
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}()
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growingInfo := lo.SliceToMap(channel.GetUnflushedSegmentIds(), func(id int64) (int64, uint64) {
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info := req.GetSegmentInfos()[id]
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return id, info.GetDmlPosition().GetTimestamp()
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})
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delegator.AddExcludedSegments(growingInfo)
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defer func() {
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if err != nil {
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// remove legacy growing
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node.manager.Segment.RemoveBy(ctx, segments.WithChannel(channel.GetChannelName()),
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segments.WithType(segments.SegmentTypeGrowing))
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// remove legacy l0 segments
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node.manager.Segment.RemoveBy(ctx, segments.WithChannel(channel.GetChannelName()),
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segments.WithLevel(datapb.SegmentLevel_L0))
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}
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}()
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err = loadL0Segments(ctx, delegator, req)
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if err != nil {
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log.Warn("failed to load l0 segments", zap.Error(err))
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return merr.Status(err), nil
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}
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err = loadGrowingSegments(ctx, delegator, req)
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if err != nil {
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msg := "failed to load growing segments"
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log.Warn(msg, zap.Error(err))
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return merr.Status(err), nil
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}
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position := &msgpb.MsgPosition{
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ChannelName: channel.SeekPosition.ChannelName,
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MsgID: channel.SeekPosition.MsgID,
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Timestamp: channel.SeekPosition.Timestamp,
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}
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err = pipeline.ConsumeMsgStream(position)
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if err != nil {
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err = merr.WrapErrServiceUnavailable(err.Error(), "InitPipelineFailed")
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log.Warn(err.Error(),
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zap.Int64("collectionID", channel.CollectionID),
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zap.String("channel", channel.ChannelName),
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)
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return merr.Status(err), nil
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}
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// start pipeline
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pipeline.Start()
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// delegator after all steps done
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delegator.Start()
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log.Info("watch dml channel success")
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return merr.Success(), nil
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}
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func (node *QueryNode) UnsubDmChannel(ctx context.Context, req *querypb.UnsubDmChannelRequest) (*commonpb.Status, error) {
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defer node.updateDistributionModifyTS()
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log := log.Ctx(ctx).With(
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zap.Int64("collectionID", req.GetCollectionID()),
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zap.String("channel", req.GetChannelName()),
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zap.Int64("currentNodeID", node.GetNodeID()),
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)
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log.Info("received unsubscribe channel request")
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// check node healthy
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if err := node.lifetime.Add(merr.IsHealthy); err != nil {
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return merr.Status(err), nil
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}
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defer node.lifetime.Done()
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node.unsubscribingChannels.Insert(req.GetChannelName())
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defer node.unsubscribingChannels.Remove(req.GetChannelName())
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delegator, ok := node.delegators.GetAndRemove(req.GetChannelName())
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if ok {
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// close the delegator first to block all coming query/search requests
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delegator.Close()
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node.pipelineManager.Remove(req.GetChannelName())
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node.manager.Segment.RemoveBy(ctx, segments.WithChannel(req.GetChannelName()), segments.WithType(segments.SegmentTypeGrowing))
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||
node.manager.Segment.RemoveBy(ctx, segments.WithChannel(req.GetChannelName()), segments.WithLevel(datapb.SegmentLevel_L0))
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||
node.tSafeManager.Remove(ctx, req.GetChannelName())
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||
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||
node.manager.Collection.Unref(req.GetCollectionID(), 1)
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||
}
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||
log.Info("unsubscribed channel")
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||
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||
return merr.Success(), nil
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||
}
|
||
|
||
func (node *QueryNode) LoadPartitions(ctx context.Context, req *querypb.LoadPartitionsRequest) (*commonpb.Status, error) {
|
||
log := log.Ctx(ctx).With(
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||
zap.Int64("collectionID", req.GetCollectionID()),
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||
zap.Int64s("partitionIDs", req.GetPartitionIDs()),
|
||
)
|
||
|
||
log.Info("received load partitions request")
|
||
// check node healthy
|
||
if err := node.lifetime.Add(merr.IsHealthyOrStopping); err != nil {
|
||
return merr.Status(err), nil
|
||
}
|
||
defer node.lifetime.Done()
|
||
|
||
collection := node.manager.Collection.Get(req.GetCollectionID())
|
||
if collection != nil {
|
||
collection.AddPartition(req.GetPartitionIDs()...)
|
||
}
|
||
|
||
log.Info("load partitions done")
|
||
return merr.Success(), nil
|
||
}
|
||
|
||
// LoadSegments load historical data into query node, historical data can be vector data or index
|
||
func (node *QueryNode) LoadSegments(ctx context.Context, req *querypb.LoadSegmentsRequest) (*commonpb.Status, error) {
|
||
defer node.updateDistributionModifyTS()
|
||
segment := req.GetInfos()[0]
|
||
|
||
log := log.Ctx(ctx).With(
|
||
zap.Int64("collectionID", segment.GetCollectionID()),
|
||
zap.Int64("partitionID", segment.GetPartitionID()),
|
||
zap.String("shard", segment.GetInsertChannel()),
|
||
zap.Int64("segmentID", segment.GetSegmentID()),
|
||
zap.Int64("currentNodeID", node.GetNodeID()),
|
||
)
|
||
|
||
log.Info("received load segments request",
|
||
zap.Int64("version", req.GetVersion()),
|
||
zap.Bool("needTransfer", req.GetNeedTransfer()),
|
||
zap.String("loadScope", req.GetLoadScope().String()))
|
||
// check node healthy
|
||
if err := node.lifetime.Add(merr.IsHealthy); err != nil {
|
||
return merr.Status(err), nil
|
||
}
|
||
defer node.lifetime.Done()
|
||
|
||
// check index
|
||
if len(req.GetIndexInfoList()) == 0 {
|
||
err := merr.WrapErrIndexNotFoundForCollection(req.GetSchema().GetName())
|
||
return merr.Status(err), nil
|
||
}
|
||
|
||
// fallback binlog memory size to log size when it is zero
|
||
fallbackBinlogMemorySize := func(binlogs []*datapb.FieldBinlog) {
|
||
for _, insertBinlogs := range binlogs {
|
||
for _, b := range insertBinlogs.GetBinlogs() {
|
||
if b.GetMemorySize() == 0 {
|
||
b.MemorySize = b.GetLogSize()
|
||
}
|
||
}
|
||
}
|
||
}
|
||
for _, s := range req.GetInfos() {
|
||
fallbackBinlogMemorySize(s.GetBinlogPaths())
|
||
fallbackBinlogMemorySize(s.GetStatslogs())
|
||
fallbackBinlogMemorySize(s.GetDeltalogs())
|
||
}
|
||
|
||
// Delegates request to workers
|
||
if req.GetNeedTransfer() {
|
||
delegator, ok := node.delegators.Get(segment.GetInsertChannel())
|
||
if !ok {
|
||
msg := "failed to load segments, delegator not found"
|
||
log.Warn(msg)
|
||
err := merr.WrapErrChannelNotFound(segment.GetInsertChannel())
|
||
return merr.Status(err), nil
|
||
}
|
||
|
||
req.NeedTransfer = false
|
||
err := delegator.LoadSegments(ctx, req)
|
||
if err != nil {
|
||
log.Warn("delegator failed to load segments", zap.Error(err))
|
||
return merr.Status(err), nil
|
||
}
|
||
|
||
return merr.Success(), nil
|
||
}
|
||
|
||
node.manager.Collection.PutOrRef(req.GetCollectionID(), req.GetSchema(),
|
||
node.composeIndexMeta(req.GetIndexInfoList(), req.GetSchema()), req.GetLoadMeta())
|
||
defer node.manager.Collection.Unref(req.GetCollectionID(), 1)
|
||
|
||
if req.GetLoadScope() == querypb.LoadScope_Delta {
|
||
return node.loadDeltaLogs(ctx, req), nil
|
||
}
|
||
if req.GetLoadScope() == querypb.LoadScope_Index {
|
||
return node.loadIndex(ctx, req), nil
|
||
}
|
||
|
||
// Actual load segment
|
||
log.Info("start to load segments...")
|
||
loaded, err := node.loader.Load(ctx,
|
||
req.GetCollectionID(),
|
||
segments.SegmentTypeSealed,
|
||
req.GetVersion(),
|
||
req.GetInfos()...,
|
||
)
|
||
if err != nil {
|
||
return merr.Status(err), nil
|
||
}
|
||
|
||
node.manager.Collection.Ref(req.GetCollectionID(), uint32(len(loaded)))
|
||
|
||
log.Info("load segments done...",
|
||
zap.Int64s("segments", lo.Map(loaded, func(s segments.Segment, _ int) int64 { return s.ID() })))
|
||
|
||
return merr.Success(), nil
|
||
}
|
||
|
||
// ReleaseCollection clears all data related to this collection on the querynode
|
||
func (node *QueryNode) ReleaseCollection(ctx context.Context, in *querypb.ReleaseCollectionRequest) (*commonpb.Status, error) {
|
||
if err := node.lifetime.Add(merr.IsHealthyOrStopping); err != nil {
|
||
return merr.Status(err), nil
|
||
}
|
||
defer node.lifetime.Done()
|
||
|
||
return merr.Success(), nil
|
||
}
|
||
|
||
// ReleasePartitions clears all data related to this partition on the querynode
|
||
func (node *QueryNode) ReleasePartitions(ctx context.Context, req *querypb.ReleasePartitionsRequest) (*commonpb.Status, error) {
|
||
log := log.Ctx(ctx).With(
|
||
zap.Int64("collection", req.GetCollectionID()),
|
||
zap.Int64s("partitions", req.GetPartitionIDs()),
|
||
)
|
||
|
||
log.Info("received release partitions request")
|
||
|
||
// check node healthy
|
||
if err := node.lifetime.Add(merr.IsHealthy); err != nil {
|
||
return merr.Status(err), nil
|
||
}
|
||
defer node.lifetime.Done()
|
||
|
||
collection := node.manager.Collection.Get(req.GetCollectionID())
|
||
if collection != nil {
|
||
for _, partition := range req.GetPartitionIDs() {
|
||
collection.RemovePartition(partition)
|
||
}
|
||
}
|
||
|
||
log.Info("release partitions done")
|
||
return merr.Success(), nil
|
||
}
|
||
|
||
// ReleaseSegments remove the specified segments from query node according segmentIDs, partitionIDs, and collectionID
|
||
func (node *QueryNode) ReleaseSegments(ctx context.Context, req *querypb.ReleaseSegmentsRequest) (*commonpb.Status, error) {
|
||
defer node.updateDistributionModifyTS()
|
||
log := log.Ctx(ctx).With(
|
||
zap.Int64("collectionID", req.GetCollectionID()),
|
||
zap.String("shard", req.GetShard()),
|
||
zap.Int64s("segmentIDs", req.GetSegmentIDs()),
|
||
zap.Int64("currentNodeID", node.GetNodeID()),
|
||
)
|
||
|
||
log.Info("received release segment request",
|
||
zap.String("scope", req.GetScope().String()),
|
||
zap.Bool("needTransfer", req.GetNeedTransfer()),
|
||
)
|
||
|
||
// check node healthy
|
||
if err := node.lifetime.Add(merr.IsHealthyOrStopping); err != nil {
|
||
return merr.Status(err), nil
|
||
}
|
||
defer node.lifetime.Done()
|
||
|
||
if req.GetNeedTransfer() {
|
||
delegator, ok := node.delegators.Get(req.GetShard())
|
||
if !ok {
|
||
msg := "failed to release segment, delegator not found"
|
||
log.Warn(msg)
|
||
err := merr.WrapErrChannelNotFound(req.GetShard())
|
||
return merr.Status(err), nil
|
||
}
|
||
|
||
req.NeedTransfer = false
|
||
err := delegator.ReleaseSegments(ctx, req, false)
|
||
if err != nil {
|
||
log.Warn("delegator failed to release segment", zap.Error(err))
|
||
return merr.Status(err), nil
|
||
}
|
||
|
||
return merr.Success(), nil
|
||
}
|
||
|
||
log.Info("start to release segments")
|
||
sealedCount := 0
|
||
for _, id := range req.GetSegmentIDs() {
|
||
_, count := node.manager.Segment.Remove(ctx, id, req.GetScope())
|
||
sealedCount += count
|
||
}
|
||
node.manager.Collection.Unref(req.GetCollectionID(), uint32(sealedCount))
|
||
|
||
return merr.Success(), nil
|
||
}
|
||
|
||
// GetSegmentInfo returns segment information of the collection on the queryNode, and the information includes memSize, numRow, indexName, indexID ...
|
||
func (node *QueryNode) GetSegmentInfo(ctx context.Context, in *querypb.GetSegmentInfoRequest) (*querypb.GetSegmentInfoResponse, error) {
|
||
if err := node.lifetime.Add(merr.IsHealthy); err != nil {
|
||
return &querypb.GetSegmentInfoResponse{
|
||
Status: merr.Status(err),
|
||
}, nil
|
||
}
|
||
defer node.lifetime.Done()
|
||
|
||
var segmentInfos []*querypb.SegmentInfo
|
||
for _, segmentID := range in.GetSegmentIDs() {
|
||
segment := node.manager.Segment.Get(segmentID)
|
||
if segment == nil {
|
||
continue
|
||
}
|
||
collection := node.manager.Collection.Get(segment.Collection())
|
||
if collection == nil {
|
||
continue
|
||
}
|
||
|
||
// TODO(yah01): now Milvus supports only 1 vector field
|
||
vecFields := funcutil.GetVecFieldIDs(collection.Schema())
|
||
var (
|
||
indexName string
|
||
indexID int64
|
||
indexInfos []*querypb.FieldIndexInfo
|
||
)
|
||
for _, field := range vecFields {
|
||
index := segment.GetIndex(field)
|
||
if index != nil {
|
||
indexName = index.IndexInfo.GetIndexName()
|
||
indexID = index.IndexInfo.GetIndexID()
|
||
indexInfos = append(indexInfos, index.IndexInfo)
|
||
}
|
||
}
|
||
|
||
info := &querypb.SegmentInfo{
|
||
SegmentID: segment.ID(),
|
||
SegmentState: segment.Type(),
|
||
DmChannel: segment.Shard().VirtualName(),
|
||
PartitionID: segment.Partition(),
|
||
CollectionID: segment.Collection(),
|
||
NodeID: node.GetNodeID(),
|
||
NodeIds: []int64{node.GetNodeID()},
|
||
MemSize: segment.MemSize(),
|
||
NumRows: segment.InsertCount(),
|
||
IndexName: indexName,
|
||
IndexID: indexID,
|
||
IndexInfos: indexInfos,
|
||
}
|
||
segmentInfos = append(segmentInfos, info)
|
||
}
|
||
|
||
return &querypb.GetSegmentInfoResponse{
|
||
Status: merr.Success(),
|
||
Infos: segmentInfos,
|
||
}, nil
|
||
}
|
||
|
||
// only used for shard delegator search segments from worker
|
||
func (node *QueryNode) SearchSegments(ctx context.Context, req *querypb.SearchRequest) (*internalpb.SearchResults, error) {
|
||
channel := req.GetDmlChannels()[0]
|
||
log := log.Ctx(ctx).With(
|
||
zap.Int64("msgID", req.GetReq().GetBase().GetMsgID()),
|
||
zap.Int64("collectionID", req.Req.GetCollectionID()),
|
||
zap.String("channel", channel),
|
||
zap.String("scope", req.GetScope().String()),
|
||
)
|
||
channelsMvcc := make(map[string]uint64)
|
||
for _, ch := range req.GetDmlChannels() {
|
||
channelsMvcc[ch] = req.GetReq().GetMvccTimestamp()
|
||
}
|
||
resp := &internalpb.SearchResults{
|
||
ChannelsMvcc: channelsMvcc,
|
||
}
|
||
if err := node.lifetime.Add(merr.IsHealthy); err != nil {
|
||
resp.Status = merr.Status(err)
|
||
return resp, nil
|
||
}
|
||
defer node.lifetime.Done()
|
||
|
||
metrics.QueryNodeSQCount.WithLabelValues(fmt.Sprint(node.GetNodeID()), metrics.SearchLabel, metrics.TotalLabel, metrics.FromLeader).Inc()
|
||
defer func() {
|
||
if !merr.Ok(resp.GetStatus()) {
|
||
metrics.QueryNodeSQCount.WithLabelValues(fmt.Sprint(node.GetNodeID()), metrics.SearchLabel, metrics.FailLabel, metrics.FromLeader).Inc()
|
||
}
|
||
}()
|
||
|
||
log.Debug("start to search segments on worker",
|
||
zap.Int64s("segmentIDs", req.GetSegmentIDs()),
|
||
)
|
||
searchCtx, cancel := context.WithCancel(ctx)
|
||
defer cancel()
|
||
|
||
tr := timerecord.NewTimeRecorder("searchSegments")
|
||
log.Debug("search segments...")
|
||
|
||
collection := node.manager.Collection.Get(req.Req.GetCollectionID())
|
||
if collection == nil {
|
||
err := merr.WrapErrCollectionNotLoaded(req.GetReq().GetCollectionID())
|
||
log.Warn("failed to search segments", zap.Error(err))
|
||
resp.Status = merr.Status(err)
|
||
return resp, nil
|
||
}
|
||
|
||
var task tasks.Task
|
||
if paramtable.Get().QueryNodeCfg.UseStreamComputing.GetAsBool() {
|
||
task = tasks.NewStreamingSearchTask(searchCtx, collection, node.manager, req, node.serverID)
|
||
} else {
|
||
task = tasks.NewSearchTask(searchCtx, collection, node.manager, req, node.serverID)
|
||
}
|
||
|
||
if err := node.scheduler.Add(task); err != nil {
|
||
log.Warn("failed to search channel", zap.Error(err))
|
||
resp.Status = merr.Status(err)
|
||
return resp, nil
|
||
}
|
||
|
||
err := task.Wait()
|
||
if err != nil {
|
||
log.Warn("failed to search segments", zap.Error(err))
|
||
resp.Status = merr.Status(err)
|
||
return resp, nil
|
||
}
|
||
|
||
tr.CtxElapse(ctx, fmt.Sprintf("search segments done, channel = %s, segmentIDs = %v",
|
||
channel,
|
||
req.GetSegmentIDs(),
|
||
))
|
||
|
||
latency := tr.ElapseSpan()
|
||
metrics.QueryNodeSQReqLatency.WithLabelValues(fmt.Sprint(node.GetNodeID()), metrics.SearchLabel, metrics.FromLeader).Observe(float64(latency.Milliseconds()))
|
||
metrics.QueryNodeSQCount.WithLabelValues(fmt.Sprint(node.GetNodeID()), metrics.SearchLabel, metrics.SuccessLabel, metrics.FromLeader).Inc()
|
||
|
||
resp = task.SearchResult()
|
||
resp.GetCostAggregation().ResponseTime = tr.ElapseSpan().Milliseconds()
|
||
resp.GetCostAggregation().TotalNQ = node.scheduler.GetWaitingTaskTotalNQ()
|
||
return resp, nil
|
||
}
|
||
|
||
// Search performs replica search tasks.
|
||
func (node *QueryNode) Search(ctx context.Context, req *querypb.SearchRequest) (*internalpb.SearchResults, error) {
|
||
log := log.Ctx(ctx).With(
|
||
zap.Int64("collectionID", req.GetReq().GetCollectionID()),
|
||
zap.Strings("channels", req.GetDmlChannels()),
|
||
zap.Int64("nq", req.GetReq().GetNq()),
|
||
)
|
||
|
||
log.Debug("Received SearchRequest",
|
||
zap.Int64s("segmentIDs", req.GetSegmentIDs()),
|
||
zap.Uint64("guaranteeTimestamp", req.GetReq().GetGuaranteeTimestamp()),
|
||
zap.Uint64("mvccTimestamp", req.GetReq().GetMvccTimestamp()))
|
||
|
||
tr := timerecord.NewTimeRecorderWithTrace(ctx, "SearchRequest")
|
||
|
||
if err := node.lifetime.Add(merr.IsHealthy); err != nil {
|
||
return &internalpb.SearchResults{
|
||
Status: merr.Status(err),
|
||
}, nil
|
||
}
|
||
defer node.lifetime.Done()
|
||
|
||
resp := &internalpb.SearchResults{
|
||
Status: merr.Success(),
|
||
}
|
||
collection := node.manager.Collection.Get(req.GetReq().GetCollectionID())
|
||
if collection == nil {
|
||
resp.Status = merr.Status(merr.WrapErrCollectionNotFound(req.GetReq().GetCollectionID()))
|
||
return resp, nil
|
||
}
|
||
|
||
toReduceResults := make([]*internalpb.SearchResults, len(req.GetDmlChannels()))
|
||
runningGp, runningCtx := errgroup.WithContext(ctx)
|
||
|
||
for i, ch := range req.GetDmlChannels() {
|
||
ch := ch
|
||
req := &querypb.SearchRequest{
|
||
Req: req.Req,
|
||
DmlChannels: []string{ch},
|
||
SegmentIDs: req.SegmentIDs,
|
||
Scope: req.Scope,
|
||
TotalChannelNum: req.TotalChannelNum,
|
||
}
|
||
|
||
i := i
|
||
runningGp.Go(func() error {
|
||
ret, err := node.searchChannel(runningCtx, req, ch)
|
||
if err != nil {
|
||
return err
|
||
}
|
||
if err := merr.Error(ret.GetStatus()); err != nil {
|
||
return err
|
||
}
|
||
toReduceResults[i] = ret
|
||
return nil
|
||
})
|
||
}
|
||
if err := runningGp.Wait(); err != nil {
|
||
resp.Status = merr.Status(err)
|
||
return resp, nil
|
||
}
|
||
|
||
tr.RecordSpan()
|
||
var result *internalpb.SearchResults
|
||
var err2 error
|
||
if req.GetReq().GetIsAdvanced() {
|
||
result, err2 = segments.ReduceAdvancedSearchResults(ctx, toReduceResults, req.Req.GetNq())
|
||
} else {
|
||
result, err2 = segments.ReduceSearchResults(ctx, toReduceResults, req.Req.GetNq(), req.Req.GetTopk(), req.Req.GetMetricType())
|
||
}
|
||
|
||
if err2 != nil {
|
||
log.Warn("failed to reduce search results", zap.Error(err2))
|
||
resp.Status = merr.Status(err2)
|
||
return resp, nil
|
||
}
|
||
|
||
reduceLatency := tr.RecordSpan()
|
||
metrics.QueryNodeReduceLatency.
|
||
WithLabelValues(fmt.Sprint(node.GetNodeID()), metrics.SearchLabel, metrics.ReduceShards, metrics.BatchReduce).
|
||
Observe(float64(reduceLatency.Milliseconds()))
|
||
|
||
collector.Rate.Add(metricsinfo.NQPerSecond, float64(req.GetReq().GetNq()))
|
||
collector.Rate.Add(metricsinfo.SearchThroughput, float64(proto.Size(req)))
|
||
metrics.QueryNodeExecuteCounter.WithLabelValues(strconv.FormatInt(node.GetNodeID(), 10), metrics.SearchLabel).
|
||
Add(float64(proto.Size(req)))
|
||
|
||
if result.GetCostAggregation() != nil {
|
||
result.GetCostAggregation().ResponseTime = tr.ElapseSpan().Milliseconds()
|
||
}
|
||
return result, nil
|
||
}
|
||
|
||
// only used for delegator query segments from worker
|
||
func (node *QueryNode) QuerySegments(ctx context.Context, req *querypb.QueryRequest) (*internalpb.RetrieveResults, error) {
|
||
resp := &internalpb.RetrieveResults{
|
||
Status: merr.Success(),
|
||
}
|
||
msgID := req.Req.Base.GetMsgID()
|
||
traceID := trace.SpanFromContext(ctx).SpanContext().TraceID()
|
||
channel := req.GetDmlChannels()[0]
|
||
log := log.Ctx(ctx).With(
|
||
zap.Int64("msgID", msgID),
|
||
zap.Int64("collectionID", req.GetReq().GetCollectionID()),
|
||
zap.String("channel", channel),
|
||
zap.String("scope", req.GetScope().String()),
|
||
)
|
||
|
||
if err := node.lifetime.Add(merr.IsHealthy); err != nil {
|
||
resp.Status = merr.Status(err)
|
||
return resp, nil
|
||
}
|
||
defer node.lifetime.Done()
|
||
|
||
metrics.QueryNodeSQCount.WithLabelValues(fmt.Sprint(node.GetNodeID()), metrics.QueryLabel, metrics.TotalLabel, metrics.FromLeader).Inc()
|
||
defer func() {
|
||
if resp.GetStatus().GetErrorCode() != commonpb.ErrorCode_Success {
|
||
metrics.QueryNodeSQCount.WithLabelValues(fmt.Sprint(node.GetNodeID()), metrics.QueryLabel, metrics.FailLabel, metrics.FromLeader).Inc()
|
||
}
|
||
}()
|
||
|
||
log.Debug("start do query segments", zap.Int64s("segmentIDs", req.GetSegmentIDs()))
|
||
// add cancel when error occurs
|
||
queryCtx, cancel := context.WithCancel(ctx)
|
||
defer cancel()
|
||
|
||
tr := timerecord.NewTimeRecorder("querySegments")
|
||
collection := node.manager.Collection.Get(req.Req.GetCollectionID())
|
||
if collection == nil {
|
||
resp.Status = merr.Status(merr.WrapErrCollectionNotLoaded(req.Req.GetCollectionID()))
|
||
return resp, nil
|
||
}
|
||
|
||
// Send task to scheduler and wait until it finished.
|
||
task := tasks.NewQueryTask(queryCtx, collection, node.manager, req)
|
||
if err := node.scheduler.Add(task); err != nil {
|
||
log.Warn("failed to add query task into scheduler", zap.Error(err))
|
||
resp.Status = merr.Status(err)
|
||
return resp, nil
|
||
}
|
||
err := task.Wait()
|
||
if err != nil {
|
||
log.Warn("failed to query channel", zap.Error(err))
|
||
resp.Status = merr.Status(err)
|
||
return resp, nil
|
||
}
|
||
|
||
tr.CtxElapse(ctx, fmt.Sprintf("do query done, traceID = %s, vChannel = %s, segmentIDs = %v",
|
||
traceID,
|
||
channel,
|
||
req.GetSegmentIDs(),
|
||
))
|
||
|
||
// TODO QueryNodeSQLatencyInQueue QueryNodeReduceLatency
|
||
latency := tr.ElapseSpan()
|
||
metrics.QueryNodeSQReqLatency.WithLabelValues(fmt.Sprint(node.GetNodeID()), metrics.QueryLabel, metrics.FromLeader).Observe(float64(latency.Milliseconds()))
|
||
metrics.QueryNodeSQCount.WithLabelValues(fmt.Sprint(node.GetNodeID()), metrics.QueryLabel, metrics.SuccessLabel, metrics.FromLeader).Inc()
|
||
result := task.Result()
|
||
result.GetCostAggregation().ResponseTime = latency.Milliseconds()
|
||
result.GetCostAggregation().TotalNQ = node.scheduler.GetWaitingTaskTotalNQ()
|
||
return result, nil
|
||
}
|
||
|
||
// Query performs replica query tasks.
|
||
func (node *QueryNode) Query(ctx context.Context, req *querypb.QueryRequest) (*internalpb.RetrieveResults, error) {
|
||
log := log.Ctx(ctx).With(
|
||
zap.Int64("collectionID", req.GetReq().GetCollectionID()),
|
||
zap.Strings("shards", req.GetDmlChannels()),
|
||
)
|
||
|
||
log.Debug("received query request",
|
||
zap.Int64s("outputFields", req.GetReq().GetOutputFieldsId()),
|
||
zap.Int64s("segmentIDs", req.GetSegmentIDs()),
|
||
zap.Uint64("guaranteeTimestamp", req.GetReq().GetGuaranteeTimestamp()),
|
||
zap.Uint64("mvccTimestamp", req.GetReq().GetMvccTimestamp()),
|
||
zap.Bool("isCount", req.GetReq().GetIsCount()),
|
||
)
|
||
tr := timerecord.NewTimeRecorderWithTrace(ctx, "QueryRequest")
|
||
|
||
if err := node.lifetime.Add(merr.IsHealthy); err != nil {
|
||
return &internalpb.RetrieveResults{
|
||
Status: merr.Status(err),
|
||
}, nil
|
||
}
|
||
defer node.lifetime.Done()
|
||
|
||
toMergeResults := make([]*internalpb.RetrieveResults, len(req.GetDmlChannels()))
|
||
runningGp, runningCtx := errgroup.WithContext(ctx)
|
||
|
||
for i, ch := range req.GetDmlChannels() {
|
||
ch := ch
|
||
req := &querypb.QueryRequest{
|
||
Req: req.Req,
|
||
DmlChannels: []string{ch},
|
||
SegmentIDs: req.SegmentIDs,
|
||
Scope: req.Scope,
|
||
}
|
||
|
||
idx := i
|
||
runningGp.Go(func() error {
|
||
ret, err := node.queryChannel(runningCtx, req, ch)
|
||
if err == nil {
|
||
err = merr.Error(ret.GetStatus())
|
||
}
|
||
if err != nil {
|
||
return err
|
||
}
|
||
toMergeResults[idx] = ret
|
||
return nil
|
||
})
|
||
}
|
||
if err := runningGp.Wait(); err != nil {
|
||
return &internalpb.RetrieveResults{
|
||
Status: merr.Status(err),
|
||
}, nil
|
||
}
|
||
|
||
tr.RecordSpan()
|
||
reducer := segments.CreateInternalReducer(req, node.manager.Collection.Get(req.GetReq().GetCollectionID()).Schema())
|
||
ret, err := reducer.Reduce(ctx, toMergeResults)
|
||
if err != nil {
|
||
return &internalpb.RetrieveResults{
|
||
Status: merr.Status(err),
|
||
}, nil
|
||
}
|
||
reduceLatency := tr.RecordSpan()
|
||
metrics.QueryNodeReduceLatency.WithLabelValues(fmt.Sprint(node.GetNodeID()),
|
||
metrics.QueryLabel, metrics.ReduceShards, metrics.BatchReduce).
|
||
Observe(float64(reduceLatency.Milliseconds()))
|
||
|
||
collector.Rate.Add(metricsinfo.NQPerSecond, 1)
|
||
metrics.QueryNodeExecuteCounter.WithLabelValues(strconv.FormatInt(node.GetNodeID(), 10), metrics.QueryLabel).Add(float64(proto.Size(req)))
|
||
relatedDataSize := lo.Reduce(toMergeResults, func(acc int64, result *internalpb.RetrieveResults, _ int) int64 {
|
||
return acc + result.GetCostAggregation().GetTotalRelatedDataSize()
|
||
}, 0)
|
||
|
||
if ret.CostAggregation == nil {
|
||
ret.CostAggregation = &internalpb.CostAggregation{}
|
||
}
|
||
ret.CostAggregation.ResponseTime = tr.ElapseSpan().Milliseconds()
|
||
ret.CostAggregation.TotalRelatedDataSize = relatedDataSize
|
||
return ret, nil
|
||
}
|
||
|
||
func (node *QueryNode) QueryStream(req *querypb.QueryRequest, srv querypb.QueryNode_QueryStreamServer) error {
|
||
ctx := srv.Context()
|
||
log := log.Ctx(ctx).With(
|
||
zap.Int64("collectionID", req.GetReq().GetCollectionID()),
|
||
zap.Strings("shards", req.GetDmlChannels()),
|
||
)
|
||
concurrentSrv := streamrpc.NewConcurrentQueryStreamServer(srv)
|
||
|
||
log.Debug("received query stream request",
|
||
zap.Int64s("outputFields", req.GetReq().GetOutputFieldsId()),
|
||
zap.Int64s("segmentIDs", req.GetSegmentIDs()),
|
||
zap.Uint64("guaranteeTimestamp", req.GetReq().GetGuaranteeTimestamp()),
|
||
zap.Uint64("mvccTimestamp", req.GetReq().GetMvccTimestamp()),
|
||
zap.Bool("isCount", req.GetReq().GetIsCount()),
|
||
)
|
||
|
||
if err := node.lifetime.Add(merr.IsHealthy); err != nil {
|
||
concurrentSrv.Send(&internalpb.RetrieveResults{Status: merr.Status(err)})
|
||
return nil
|
||
}
|
||
defer node.lifetime.Done()
|
||
|
||
runningGp, runningCtx := errgroup.WithContext(ctx)
|
||
|
||
for _, ch := range req.GetDmlChannels() {
|
||
ch := ch
|
||
req := &querypb.QueryRequest{
|
||
Req: req.Req,
|
||
DmlChannels: []string{ch},
|
||
SegmentIDs: req.SegmentIDs,
|
||
Scope: req.Scope,
|
||
}
|
||
|
||
runningGp.Go(func() error {
|
||
err := node.queryChannelStream(runningCtx, req, ch, concurrentSrv)
|
||
if err != nil {
|
||
return err
|
||
}
|
||
return nil
|
||
})
|
||
}
|
||
|
||
if err := runningGp.Wait(); err != nil {
|
||
concurrentSrv.Send(&internalpb.RetrieveResults{
|
||
Status: merr.Status(err),
|
||
})
|
||
return nil
|
||
}
|
||
|
||
collector.Rate.Add(metricsinfo.NQPerSecond, 1)
|
||
metrics.QueryNodeExecuteCounter.WithLabelValues(strconv.FormatInt(node.GetNodeID(), 10), metrics.QueryLabel).Add(float64(proto.Size(req)))
|
||
return nil
|
||
}
|
||
|
||
func (node *QueryNode) QueryStreamSegments(req *querypb.QueryRequest, srv querypb.QueryNode_QueryStreamSegmentsServer) error {
|
||
ctx := srv.Context()
|
||
msgID := req.Req.Base.GetMsgID()
|
||
traceID := trace.SpanFromContext(ctx).SpanContext().TraceID()
|
||
channel := req.GetDmlChannels()[0]
|
||
concurrentSrv := streamrpc.NewConcurrentQueryStreamServer(srv)
|
||
|
||
log := log.Ctx(ctx).With(
|
||
zap.Int64("msgID", msgID),
|
||
zap.Int64("collectionID", req.GetReq().GetCollectionID()),
|
||
zap.String("channel", channel),
|
||
zap.String("scope", req.GetScope().String()),
|
||
)
|
||
|
||
resp := &internalpb.RetrieveResults{}
|
||
metrics.QueryNodeSQCount.WithLabelValues(fmt.Sprint(node.GetNodeID()), metrics.QueryLabel, metrics.TotalLabel, metrics.FromLeader).Inc()
|
||
defer func() {
|
||
if resp.GetStatus().GetErrorCode() != commonpb.ErrorCode_Success {
|
||
metrics.QueryNodeSQCount.WithLabelValues(fmt.Sprint(node.GetNodeID()), metrics.QueryLabel, metrics.FailLabel, metrics.FromLeader).Inc()
|
||
}
|
||
}()
|
||
|
||
if err := node.lifetime.Add(merr.IsHealthy); err != nil {
|
||
resp.Status = merr.Status(err)
|
||
concurrentSrv.Send(resp)
|
||
return nil
|
||
}
|
||
defer node.lifetime.Done()
|
||
|
||
log.Debug("start do query with channel", zap.Int64s("segmentIDs", req.GetSegmentIDs()))
|
||
|
||
tr := timerecord.NewTimeRecorder("queryChannel")
|
||
|
||
err := node.queryStreamSegments(ctx, req, concurrentSrv)
|
||
if err != nil {
|
||
resp.Status = merr.Status(err)
|
||
concurrentSrv.Send(resp)
|
||
return nil
|
||
}
|
||
|
||
tr.CtxElapse(ctx, fmt.Sprintf("do query done, traceID = %s, vChannel = %s, segmentIDs = %v",
|
||
traceID,
|
||
channel,
|
||
req.GetSegmentIDs(),
|
||
))
|
||
|
||
// TODO QueryNodeSQLatencyInQueue QueryNodeReduceLatency
|
||
latency := tr.ElapseSpan()
|
||
metrics.QueryNodeSQReqLatency.WithLabelValues(fmt.Sprint(node.GetNodeID()), metrics.QueryLabel, metrics.FromLeader).Observe(float64(latency.Milliseconds()))
|
||
metrics.QueryNodeSQCount.WithLabelValues(fmt.Sprint(node.GetNodeID()), metrics.QueryLabel, metrics.SuccessLabel, metrics.FromLeader).Inc()
|
||
return nil
|
||
}
|
||
|
||
// SyncReplicaSegments syncs replica node & segments states
|
||
func (node *QueryNode) SyncReplicaSegments(ctx context.Context, req *querypb.SyncReplicaSegmentsRequest) (*commonpb.Status, error) {
|
||
return merr.Success(), nil
|
||
}
|
||
|
||
// ShowConfigurations returns the configurations of queryNode matching req.Pattern
|
||
func (node *QueryNode) ShowConfigurations(ctx context.Context, req *internalpb.ShowConfigurationsRequest) (*internalpb.ShowConfigurationsResponse, error) {
|
||
if err := node.lifetime.Add(merr.IsHealthy); err != nil {
|
||
log.Warn("QueryNode.ShowConfigurations failed",
|
||
zap.Int64("nodeId", node.GetNodeID()),
|
||
zap.String("req", req.Pattern),
|
||
zap.Error(err))
|
||
|
||
return &internalpb.ShowConfigurationsResponse{
|
||
Status: merr.Status(err),
|
||
Configuations: nil,
|
||
}, nil
|
||
}
|
||
defer node.lifetime.Done()
|
||
|
||
configList := make([]*commonpb.KeyValuePair, 0)
|
||
for key, value := range paramtable.Get().GetComponentConfigurations("querynode", req.Pattern) {
|
||
configList = append(configList,
|
||
&commonpb.KeyValuePair{
|
||
Key: key,
|
||
Value: value,
|
||
})
|
||
}
|
||
|
||
return &internalpb.ShowConfigurationsResponse{
|
||
Status: merr.Success(),
|
||
Configuations: configList,
|
||
}, nil
|
||
}
|
||
|
||
// GetMetrics return system infos of the query node, such as total memory, memory usage, cpu usage ...
|
||
func (node *QueryNode) GetMetrics(ctx context.Context, req *milvuspb.GetMetricsRequest) (*milvuspb.GetMetricsResponse, error) {
|
||
if err := node.lifetime.Add(merr.IsHealthy); err != nil {
|
||
log.Warn("QueryNode.GetMetrics failed",
|
||
zap.Int64("nodeId", node.GetNodeID()),
|
||
zap.String("req", req.Request),
|
||
zap.Error(err))
|
||
|
||
return &milvuspb.GetMetricsResponse{
|
||
Status: merr.Status(err),
|
||
Response: "",
|
||
}, nil
|
||
}
|
||
defer node.lifetime.Done()
|
||
|
||
metricType, err := metricsinfo.ParseMetricType(req.Request)
|
||
if err != nil {
|
||
log.Warn("QueryNode.GetMetrics failed to parse metric type",
|
||
zap.Int64("nodeId", node.GetNodeID()),
|
||
zap.String("req", req.Request),
|
||
zap.Error(err))
|
||
|
||
return &milvuspb.GetMetricsResponse{
|
||
Status: merr.Status(err),
|
||
}, nil
|
||
}
|
||
|
||
if metricType == metricsinfo.SystemInfoMetrics {
|
||
queryNodeMetrics, err := getSystemInfoMetrics(ctx, req, node)
|
||
if err != nil {
|
||
log.Warn("QueryNode.GetMetrics failed",
|
||
zap.Int64("nodeId", node.GetNodeID()),
|
||
zap.String("req", req.Request),
|
||
zap.String("metricType", metricType),
|
||
zap.Error(err))
|
||
return &milvuspb.GetMetricsResponse{
|
||
Status: merr.Status(err),
|
||
}, nil
|
||
}
|
||
log.RatedDebug(50, "QueryNode.GetMetrics",
|
||
zap.Int64("nodeID", node.GetNodeID()),
|
||
zap.String("req", req.Request),
|
||
zap.String("metricType", metricType),
|
||
zap.Any("queryNodeMetrics", queryNodeMetrics))
|
||
|
||
return queryNodeMetrics, nil
|
||
}
|
||
|
||
log.Debug("QueryNode.GetMetrics failed, request metric type is not implemented yet",
|
||
zap.Int64("nodeID", node.GetNodeID()),
|
||
zap.String("req", req.Request),
|
||
zap.String("metricType", metricType))
|
||
|
||
return &milvuspb.GetMetricsResponse{
|
||
Status: merr.Status(merr.WrapErrMetricNotFound(metricType)),
|
||
}, nil
|
||
}
|
||
|
||
func (node *QueryNode) GetDataDistribution(ctx context.Context, req *querypb.GetDataDistributionRequest) (*querypb.GetDataDistributionResponse, error) {
|
||
log := log.Ctx(ctx).With(
|
||
zap.Int64("msgID", req.GetBase().GetMsgID()),
|
||
zap.Int64("nodeID", node.GetNodeID()),
|
||
)
|
||
if err := node.lifetime.Add(merr.IsHealthy); err != nil {
|
||
log.Warn("QueryNode.GetDataDistribution failed",
|
||
zap.Error(err))
|
||
|
||
return &querypb.GetDataDistributionResponse{
|
||
Status: merr.Status(err),
|
||
}, nil
|
||
}
|
||
defer node.lifetime.Done()
|
||
|
||
lastModifyTs := node.getDistributionModifyTS()
|
||
distributionChange := func() bool {
|
||
if req.GetLastUpdateTs() == 0 {
|
||
return true
|
||
}
|
||
|
||
return req.GetLastUpdateTs() < lastModifyTs
|
||
}
|
||
|
||
if !distributionChange() {
|
||
return &querypb.GetDataDistributionResponse{
|
||
Status: merr.Success(),
|
||
NodeID: node.GetNodeID(),
|
||
LastModifyTs: lastModifyTs,
|
||
}, nil
|
||
}
|
||
|
||
sealedSegments := node.manager.Segment.GetBy(segments.WithType(commonpb.SegmentState_Sealed))
|
||
segmentVersionInfos := make([]*querypb.SegmentVersionInfo, 0, len(sealedSegments))
|
||
for _, s := range sealedSegments {
|
||
segmentVersionInfos = append(segmentVersionInfos, &querypb.SegmentVersionInfo{
|
||
ID: s.ID(),
|
||
Collection: s.Collection(),
|
||
Partition: s.Partition(),
|
||
Channel: s.Shard().VirtualName(),
|
||
Version: s.Version(),
|
||
LastDeltaTimestamp: s.LastDeltaTimestamp(),
|
||
IndexInfo: lo.SliceToMap(s.Indexes(), func(info *segments.IndexedFieldInfo) (int64, *querypb.FieldIndexInfo) {
|
||
return info.IndexInfo.FieldID, info.IndexInfo
|
||
}),
|
||
})
|
||
}
|
||
|
||
channelVersionInfos := make([]*querypb.ChannelVersionInfo, 0)
|
||
leaderViews := make([]*querypb.LeaderView, 0)
|
||
|
||
node.delegators.Range(func(key string, delegator delegator.ShardDelegator) bool {
|
||
if !delegator.Serviceable() {
|
||
return true
|
||
}
|
||
channelVersionInfos = append(channelVersionInfos, &querypb.ChannelVersionInfo{
|
||
Channel: key,
|
||
Collection: delegator.Collection(),
|
||
Version: delegator.Version(),
|
||
})
|
||
|
||
sealed, growing := delegator.GetSegmentInfo(false)
|
||
sealedSegments := make(map[int64]*querypb.SegmentDist)
|
||
for _, item := range sealed {
|
||
for _, segment := range item.Segments {
|
||
sealedSegments[segment.SegmentID] = &querypb.SegmentDist{
|
||
NodeID: item.NodeID,
|
||
Version: segment.Version,
|
||
}
|
||
}
|
||
}
|
||
|
||
numOfGrowingRows := int64(0)
|
||
growingSegments := make(map[int64]*msgpb.MsgPosition)
|
||
for _, entry := range growing {
|
||
segment := node.manager.Segment.GetWithType(entry.SegmentID, segments.SegmentTypeGrowing)
|
||
if segment == nil {
|
||
log.Warn("leader view growing not found", zap.String("channel", key), zap.Int64("segmentID", entry.SegmentID))
|
||
growingSegments[entry.SegmentID] = &msgpb.MsgPosition{}
|
||
continue
|
||
}
|
||
growingSegments[entry.SegmentID] = segment.StartPosition()
|
||
numOfGrowingRows += segment.InsertCount()
|
||
}
|
||
|
||
leaderViews = append(leaderViews, &querypb.LeaderView{
|
||
Collection: delegator.Collection(),
|
||
Channel: key,
|
||
SegmentDist: sealedSegments,
|
||
GrowingSegments: growingSegments,
|
||
TargetVersion: delegator.GetTargetVersion(),
|
||
NumOfGrowingRows: numOfGrowingRows,
|
||
})
|
||
return true
|
||
})
|
||
|
||
return &querypb.GetDataDistributionResponse{
|
||
Status: merr.Success(),
|
||
NodeID: node.GetNodeID(),
|
||
Segments: segmentVersionInfos,
|
||
Channels: channelVersionInfos,
|
||
LeaderViews: leaderViews,
|
||
LastModifyTs: lastModifyTs,
|
||
}, nil
|
||
}
|
||
|
||
func (node *QueryNode) SyncDistribution(ctx context.Context, req *querypb.SyncDistributionRequest) (*commonpb.Status, error) {
|
||
defer node.updateDistributionModifyTS()
|
||
|
||
log := log.Ctx(ctx).With(zap.Int64("collectionID", req.GetCollectionID()),
|
||
zap.String("channel", req.GetChannel()), zap.Int64("currentNodeID", node.GetNodeID()))
|
||
// check node healthy
|
||
if err := node.lifetime.Add(merr.IsHealthy); err != nil {
|
||
return merr.Status(err), nil
|
||
}
|
||
defer node.lifetime.Done()
|
||
|
||
// get shard delegator
|
||
shardDelegator, ok := node.delegators.Get(req.GetChannel())
|
||
if !ok {
|
||
err := merr.WrapErrChannelNotFound(req.GetChannel())
|
||
log.Warn("failed to find shard cluster when sync")
|
||
return merr.Status(err), nil
|
||
}
|
||
|
||
// translate segment action
|
||
removeActions := make([]*querypb.SyncAction, 0)
|
||
group, ctx := errgroup.WithContext(ctx)
|
||
for _, action := range req.GetActions() {
|
||
log := log.With(zap.String("Action",
|
||
action.GetType().String()))
|
||
switch action.GetType() {
|
||
case querypb.SyncType_Remove:
|
||
log.Info("sync action", zap.Int64("segmentID", action.SegmentID))
|
||
removeActions = append(removeActions, action)
|
||
case querypb.SyncType_Set:
|
||
log.Info("sync action", zap.Int64("segmentID", action.SegmentID))
|
||
if action.GetInfo() == nil {
|
||
log.Warn("sync request from legacy querycoord without load info, skip")
|
||
continue
|
||
}
|
||
|
||
// to pass segment'version, we call load segment one by one
|
||
action := action
|
||
group.Go(func() error {
|
||
return shardDelegator.LoadSegments(ctx, &querypb.LoadSegmentsRequest{
|
||
Base: commonpbutil.NewMsgBase(
|
||
commonpbutil.WithMsgType(commonpb.MsgType_LoadSegments),
|
||
commonpbutil.WithMsgID(req.Base.GetMsgID()),
|
||
),
|
||
Infos: []*querypb.SegmentLoadInfo{action.GetInfo()},
|
||
Schema: req.GetSchema(),
|
||
LoadMeta: req.GetLoadMeta(),
|
||
CollectionID: req.GetCollectionID(),
|
||
ReplicaID: req.GetReplicaID(),
|
||
DstNodeID: action.GetNodeID(),
|
||
Version: action.GetVersion(),
|
||
NeedTransfer: false,
|
||
LoadScope: querypb.LoadScope_Delta,
|
||
IndexInfoList: req.GetIndexInfoList(),
|
||
})
|
||
})
|
||
case querypb.SyncType_UpdateVersion:
|
||
log.Info("sync action", zap.Int64("TargetVersion", action.GetTargetVersion()))
|
||
droppedInfos := lo.SliceToMap(action.GetDroppedInTarget(), func(id int64) (int64, uint64) {
|
||
if action.GetCheckpoint() == nil {
|
||
return id, typeutil.MaxTimestamp
|
||
}
|
||
return id, action.GetCheckpoint().Timestamp
|
||
})
|
||
shardDelegator.AddExcludedSegments(droppedInfos)
|
||
shardDelegator.SyncTargetVersion(action.GetTargetVersion(), action.GetGrowingInTarget(),
|
||
action.GetSealedInTarget(), action.GetDroppedInTarget(), action.GetCheckpoint())
|
||
default:
|
||
return merr.Status(merr.WrapErrServiceInternal("unknown action type", action.GetType().String())), nil
|
||
}
|
||
}
|
||
|
||
err := group.Wait()
|
||
if err != nil {
|
||
log.Warn("failed to sync distribution", zap.Error(err))
|
||
return merr.Status(err), nil
|
||
}
|
||
|
||
// in case of target node offline, when try to remove segment from leader's distribution, use wildcardNodeID(-1) to skip nodeID check
|
||
for _, action := range removeActions {
|
||
shardDelegator.ReleaseSegments(ctx, &querypb.ReleaseSegmentsRequest{
|
||
NodeID: -1,
|
||
SegmentIDs: []int64{action.GetSegmentID()},
|
||
Scope: querypb.DataScope_Historical,
|
||
CollectionID: req.GetCollectionID(),
|
||
}, true)
|
||
}
|
||
|
||
return merr.Success(), nil
|
||
}
|
||
|
||
// Delete is used to forward delete message between delegator and workers.
|
||
func (node *QueryNode) Delete(ctx context.Context, req *querypb.DeleteRequest) (*commonpb.Status, error) {
|
||
log := log.Ctx(ctx).With(
|
||
zap.Int64("collectionID", req.GetCollectionId()),
|
||
zap.String("channel", req.GetVchannelName()),
|
||
zap.Int64("segmentID", req.GetSegmentId()),
|
||
zap.String("scope", req.GetScope().String()),
|
||
)
|
||
|
||
// check node healthy
|
||
if err := node.lifetime.Add(merr.IsHealthy); err != nil {
|
||
return merr.Status(err), nil
|
||
}
|
||
defer node.lifetime.Done()
|
||
|
||
log.Info("QueryNode received worker delete request")
|
||
log.Debug("Worker delete detail", zap.Stringer("info", &deleteRequestStringer{DeleteRequest: req}))
|
||
|
||
filters := []segments.SegmentFilter{
|
||
segments.WithID(req.GetSegmentId()),
|
||
}
|
||
|
||
// do not add filter for Unknown & All scope, for backward cap
|
||
switch req.GetScope() {
|
||
case querypb.DataScope_Historical:
|
||
filters = append(filters, segments.WithType(segments.SegmentTypeSealed))
|
||
case querypb.DataScope_Streaming:
|
||
filters = append(filters, segments.WithType(segments.SegmentTypeGrowing))
|
||
}
|
||
|
||
segments := node.manager.Segment.GetBy(filters...)
|
||
if len(segments) == 0 {
|
||
err := merr.WrapErrSegmentNotFound(req.GetSegmentId())
|
||
log.Warn("segment not found for delete")
|
||
return merr.Status(err), nil
|
||
}
|
||
|
||
pks := storage.ParseIDs2PrimaryKeys(req.GetPrimaryKeys())
|
||
for _, segment := range segments {
|
||
err := segment.Delete(ctx, pks, req.GetTimestamps())
|
||
if err != nil {
|
||
log.Warn("segment delete failed", zap.Error(err))
|
||
return merr.Status(err), nil
|
||
}
|
||
}
|
||
|
||
return merr.Success(), nil
|
||
}
|
||
|
||
type deleteRequestStringer struct {
|
||
*querypb.DeleteRequest
|
||
}
|
||
|
||
func (req *deleteRequestStringer) String() string {
|
||
var pkInfo string
|
||
switch {
|
||
case req.GetPrimaryKeys().GetIntId() != nil:
|
||
ids := req.GetPrimaryKeys().GetIntId().GetData()
|
||
pkInfo = fmt.Sprintf("Pks range[%d-%d], len: %d", ids[0], ids[len(ids)-1], len(ids))
|
||
case req.GetPrimaryKeys().GetStrId() != nil:
|
||
ids := req.GetPrimaryKeys().GetStrId().GetData()
|
||
pkInfo = fmt.Sprintf("Pks range[%s-%s], len: %d", ids[0], ids[len(ids)-1], len(ids))
|
||
}
|
||
tss := req.GetTimestamps()
|
||
return fmt.Sprintf("%s, timestamp range: [%d-%d]", pkInfo, tss[0], tss[len(tss)-1])
|
||
}
|
||
|
||
func (node *QueryNode) updateDistributionModifyTS() {
|
||
node.lastModifyLock.Lock()
|
||
defer node.lastModifyLock.Unlock()
|
||
|
||
node.lastModifyTs = time.Now().UnixNano()
|
||
}
|
||
|
||
func (node *QueryNode) getDistributionModifyTS() int64 {
|
||
node.lastModifyLock.RLock()
|
||
defer node.lastModifyLock.RUnlock()
|
||
return node.lastModifyTs
|
||
}
|