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Release memory to OS after index is built (#15196)

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Signed-off-by: dragondriver <jiquan.long@zilliz.com>
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Jiquan Long 2022-01-13 20:27:34 +08:00 committed by GitHub
parent 2528b6850d
commit 2819f6cc6f
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1 changed files with 8 additions and 0 deletions
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8
internal/indexnode/task.go
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@ -22,6 +22,7 @@ import (
"fmt"
"path"
"runtime"
"runtime/debug"
"strconv"
"go.uber.org/zap"
@ -490,6 +491,10 @@ func (it *IndexBuildTask) executeSave(ctx context.Context, blobs []*storage.Blob
return nil
}
func (it *IndexBuildTask) releaseMemory() {
debug.FreeOSMemory()
}
// Execute actually performs the task of building an index.
func (it *IndexBuildTask) Execute(ctx context.Context) error {
log.Debug("IndexNode IndexBuildTask Execute ...", zap.Int64("buildId", it.req.IndexBuildID))
@ -532,5 +537,8 @@ func (it *IndexBuildTask) Execute(ctx context.Context) error {
it.tr.Elapse("index building all done")
log.Info("IndexNode CreateIndex successfully ", zap.Int64("collect", it.collectionID),
zap.Int64("partition", it.partitionID), zap.Int64("segment", it.segmentID))
it.releaseMemory()
return nil
}