statistics: smaller task channel when to merge global stats (#47761) (#…

…47813) close #47762
pingcap · Oct 19, 2023 · 84332a7 · 84332a7
1 parent 390c36c
commit 84332a7
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/pkg/statistics/handle/globalstats/global_stats_async.go b/pkg/statistics/handle/globalstats/global_stats_async.go
@@ -106,7 +106,7 @@ func NewAsyncMergePartitionStats2GlobalStats(
 		callWithSCtxFunc:       callWithSCtxFunc,
 		cmsketch:               make(chan mergeItem[*statistics.CMSketch], 5),
 		fmsketch:               make(chan mergeItem[*statistics.FMSketch], 5),
-		histogramAndTopn:       make(chan mergeItem[*StatsWrapper], 5),
+		histogramAndTopn:       make(chan mergeItem[*StatsWrapper]),
 		PartitionDefinition:    make(map[int64]model.PartitionDefinition),
 		tableInfo:              make(map[int64]*model.TableInfo),
 		partitionIDs:           make([]int64, 0, partitionNum),