milvus/internal/dataservice/stats_handler.go

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package dataservice
import (
"github.com/zilliztech/milvus-distributed/internal/errors"
"github.com/zilliztech/milvus-distributed/internal/msgstream"
"github.com/zilliztech/milvus-distributed/internal/proto/internalpb2"
)
type statsHandler struct {
meta *meta
}
func newStatsHandler(meta *meta) *statsHandler {
return &statsHandler{
meta: meta,
}
}
func (handler *statsHandler) HandleQueryNodeStats(msgPack *msgstream.MsgPack) error {
for _, msg := range msgPack.Msgs {
statsMsg, ok := msg.(*msgstream.QueryNodeStatsMsg)
if !ok {
return errors.Errorf("Type of message is not QueryNodeSegStatsMsg")
}
for _, segStat := range statsMsg.GetSegStats() {
if err := handler.handleSegmentStat(segStat); err != nil {
return err
}
}
}
return nil
}
func (handler *statsHandler) handleSegmentStat(segStats *internalpb2.SegmentStats) error {
if !segStats.GetRecentlyModified() {
return nil
}
segMeta, err := handler.meta.GetSegment(segStats.SegmentID)
if err != nil {
return err
}
segMeta.NumRows = segStats.NumRows
segMeta.MemSize = segStats.MemorySize
return handler.meta.UpdateSegment(segMeta)
}