mirror of
https://gitee.com/milvus-io/milvus.git
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d6afb31b94
issue: #33994 also remove deprecated channel manager based on the etcd implementation Signed-off-by: jaime <yun.zhang@zilliz.com>
167 lines
4.9 KiB
Go
167 lines
4.9 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 compaction
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import (
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"context"
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"path"
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"time"
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"go.uber.org/zap"
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"github.com/milvus-io/milvus-proto/go-api/v2/schemapb"
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"github.com/milvus-io/milvus/internal/datanode/metacache"
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"github.com/milvus-io/milvus/internal/datanode/syncmgr"
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"github.com/milvus-io/milvus/internal/proto/datapb"
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"github.com/milvus-io/milvus/internal/storage"
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"github.com/milvus-io/milvus/pkg/log"
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"github.com/milvus-io/milvus/pkg/util/typeutil"
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)
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func LoadStats(ctx context.Context, chunkManager storage.ChunkManager, schema *schemapb.CollectionSchema, segmentID int64, statsBinlogs []*datapb.FieldBinlog) ([]*storage.PkStatistics, error) {
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startTs := time.Now()
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log := log.With(zap.Int64("segmentID", segmentID))
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log.Info("begin to init pk bloom filter", zap.Int("statsBinLogsLen", len(statsBinlogs)))
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pkField, err := typeutil.GetPrimaryFieldSchema(schema)
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if err != nil {
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return nil, err
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}
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// filter stats binlog files which is pk field stats log
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bloomFilterFiles := []string{}
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logType := storage.DefaultStatsType
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for _, binlog := range statsBinlogs {
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if binlog.FieldID != pkField.GetFieldID() {
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continue
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}
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Loop:
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for _, log := range binlog.GetBinlogs() {
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_, logidx := path.Split(log.GetLogPath())
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// if special status log exist
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// only load one file
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switch logidx {
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case storage.CompoundStatsType.LogIdx():
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bloomFilterFiles = []string{log.GetLogPath()}
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logType = storage.CompoundStatsType
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break Loop
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default:
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bloomFilterFiles = append(bloomFilterFiles, log.GetLogPath())
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}
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}
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}
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// no stats log to parse, initialize a new BF
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if len(bloomFilterFiles) == 0 {
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log.Warn("no stats files to load")
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return nil, nil
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}
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// read historical PK filter
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values, err := chunkManager.MultiRead(ctx, bloomFilterFiles)
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if err != nil {
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log.Warn("failed to load bloom filter files", zap.Error(err))
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return nil, err
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}
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blobs := make([]*storage.Blob, 0)
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for i := 0; i < len(values); i++ {
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blobs = append(blobs, &storage.Blob{Value: values[i]})
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}
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var stats []*storage.PrimaryKeyStats
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if logType == storage.CompoundStatsType {
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stats, err = storage.DeserializeStatsList(blobs[0])
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if err != nil {
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log.Warn("failed to deserialize stats list", zap.Error(err))
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return nil, err
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}
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} else {
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stats, err = storage.DeserializeStats(blobs)
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if err != nil {
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log.Warn("failed to deserialize stats", zap.Error(err))
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return nil, err
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}
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}
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var size uint
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result := make([]*storage.PkStatistics, 0, len(stats))
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for _, stat := range stats {
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pkStat := &storage.PkStatistics{
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PkFilter: stat.BF,
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MinPK: stat.MinPk,
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MaxPK: stat.MaxPk,
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}
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size += stat.BF.Cap()
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result = append(result, pkStat)
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}
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log.Info("Successfully load pk stats", zap.Any("time", time.Since(startTs)), zap.Uint("size", size))
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return result, nil
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}
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func LoadStatsV2(storageCache *metacache.StorageV2Cache, segment *datapb.SegmentInfo, schema *schemapb.CollectionSchema) ([]*storage.PkStatistics, error) {
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space, err := storageCache.GetOrCreateSpace(segment.ID, syncmgr.SpaceCreatorFunc(segment.ID, schema, storageCache.ArrowSchema()))
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if err != nil {
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return nil, err
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}
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getResult := func(stats []*storage.PrimaryKeyStats) []*storage.PkStatistics {
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result := make([]*storage.PkStatistics, 0, len(stats))
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for _, stat := range stats {
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pkStat := &storage.PkStatistics{
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PkFilter: stat.BF,
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MinPK: stat.MinPk,
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MaxPK: stat.MaxPk,
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}
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result = append(result, pkStat)
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}
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return result
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}
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blobs := space.StatisticsBlobs()
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deserBlobs := make([]*storage.Blob, 0)
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for _, b := range blobs {
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if b.Name == storage.CompoundStatsType.LogIdx() {
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blobData := make([]byte, b.Size)
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_, err = space.ReadBlob(b.Name, blobData)
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if err != nil {
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return nil, err
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}
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stats, err := storage.DeserializeStatsList(&storage.Blob{Value: blobData})
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if err != nil {
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return nil, err
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}
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return getResult(stats), nil
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}
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}
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for _, b := range blobs {
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blobData := make([]byte, b.Size)
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_, err = space.ReadBlob(b.Name, blobData)
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if err != nil {
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return nil, err
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}
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deserBlobs = append(deserBlobs, &storage.Blob{Value: blobData})
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}
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stats, err := storage.DeserializeStats(deserBlobs)
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if err != nil {
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return nil, err
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}
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return getResult(stats), nil
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}
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