enhance: Rename config of sealing by growing segmetns size (#34787)

/kind improvement

---------

Signed-off-by: bigsheeper <yihao.dai@zilliz.com>

configs/milvus.yaml

@@ -443,9 +443,6 @@ dataCoord:
     # The max number of binlog file for one segment, the segment will be sealed if
     # the number of binlog file reaches to max value.
     maxBinlogFileNumber: 32
-    # The size threshold in MB, if the total size of growing segments
-    # exceeds this threshold, the largest growing segment will be sealed.
-    totalGrowingSizeThresholdInMB: 4096
     smallProportion: 0.5 # The segment is considered as "small segment" when its # of rows is smaller than
     # (smallProportion * segment max # of rows).
     # A compaction will happen on small segments if the segment after compaction will have
@@ -455,6 +452,11 @@ dataCoord:
     # During compaction, the size of segment # of rows is able to exceed segment max # of rows by (expansionRate-1) * 100%. 
     expansionRate: 1.25
     segmentFlushInterval: 2 # the minimal interval duration(unit: Seconds) between flusing operation on same segment
+  sealPolicy:
+    channel:
+      # The size threshold in MB, if the total size of growing segments of each shard
+      # exceeds this threshold, the largest growing segment will be sealed.
+      growingSegmentsMemSize: 4096
   autoUpgradeSegmentIndex: false # whether auto upgrade segment index to index engine's version
   enableCompaction: true # Enable data segment compaction
   compaction:

internal/datacoord/segment_allocation_policy.go

@@ -205,7 +205,7 @@ func sealByTotalGrowingSegmentsSize() channelSealPolicy {
 			return segment.GetID(), size
 		})
 
-		threshold := paramtable.Get().DataCoordCfg.TotalGrowingSizeThresholdInMB.GetAsInt64() * 1024 * 1024
+		threshold := paramtable.Get().DataCoordCfg.GrowingSegmentsMemSizeInMB.GetAsInt64() * 1024 * 1024
 		if totalSize >= threshold {
 			target := lo.MaxBy(growingSegments, func(s1, s2 *SegmentInfo) bool {
 				return sizeMap[s1.GetID()] > sizeMap[s2.GetID()]

internal/datacoord/segment_allocation_policy_test.go

@@ -198,8 +198,8 @@ func Test_sealLongTimeIdlePolicy(t *testing.T) {
 }
 
 func Test_sealByTotalGrowingSegmentsSize(t *testing.T) {
-	paramtable.Get().Save(paramtable.Get().DataCoordCfg.TotalGrowingSizeThresholdInMB.Key, "100")
-	defer paramtable.Get().Reset(paramtable.Get().DataCoordCfg.TotalGrowingSizeThresholdInMB.Key)
+	paramtable.Get().Save(paramtable.Get().DataCoordCfg.GrowingSegmentsMemSizeInMB.Key, "100")
+	defer paramtable.Get().Reset(paramtable.Get().DataCoordCfg.GrowingSegmentsMemSizeInMB.Key)
 
 	seg0 := &SegmentInfo{SegmentInfo: &datapb.SegmentInfo{
 		ID:      0,

pkg/util/paramtable/component_param.go

@@ -2885,7 +2885,7 @@ type dataCoordConfig struct {
 	SegmentMaxIdleTime             ParamItem `refreshable:"false"`
 	SegmentMinSizeFromIdleToSealed ParamItem `refreshable:"false"`
 	SegmentMaxBinlogFileNumber     ParamItem `refreshable:"false"`
-	TotalGrowingSizeThresholdInMB  ParamItem `refreshable:"true"`
+	GrowingSegmentsMemSizeInMB     ParamItem `refreshable:"true"`
 	AutoUpgradeSegmentIndex        ParamItem `refreshable:"true"`
 	SegmentFlushInterval           ParamItem `refreshable:"true"`
 
@@ -3126,15 +3126,15 @@ the number of binlog file reaches to max value.`,
 	}
 	p.SegmentMaxBinlogFileNumber.Init(base.mgr)
 
-	p.TotalGrowingSizeThresholdInMB = ParamItem{
-		Key:          "dataCoord.segment.totalGrowingSizeThresholdInMB",
+	p.GrowingSegmentsMemSizeInMB = ParamItem{
+		Key:          "dataCoord.sealPolicy.channel.growingSegmentsMemSize",
 		Version:      "2.4.6",
 		DefaultValue: "4096",
-		Doc: `The size threshold in MB, if the total size of growing segments 
+		Doc: `The size threshold in MB, if the total size of growing segments of each shard 
 exceeds this threshold, the largest growing segment will be sealed.`,
 		Export: true,
 	}
-	p.TotalGrowingSizeThresholdInMB.Init(base.mgr)
+	p.GrowingSegmentsMemSizeInMB.Init(base.mgr)
 
 	p.EnableCompaction = ParamItem{
 		Key:          "dataCoord.enableCompaction",

pkg/util/paramtable/component_param_test.go

@@ -439,7 +439,7 @@ func TestComponentParam(t *testing.T) {
 		assert.True(t, Params.EnableGarbageCollection.GetAsBool())
 		assert.Equal(t, Params.EnableActiveStandby.GetAsBool(), false)
 		t.Logf("dataCoord EnableActiveStandby = %t", Params.EnableActiveStandby.GetAsBool())
-		assert.Equal(t, int64(4096), Params.TotalGrowingSizeThresholdInMB.GetAsInt64())
+		assert.Equal(t, int64(4096), Params.GrowingSegmentsMemSizeInMB.GetAsInt64())
 
 		assert.Equal(t, true, Params.AutoBalance.GetAsBool())
 		assert.Equal(t, 10, Params.CheckAutoBalanceConfigInterval.GetAsInt())

tests/integration/sealpolicies/seal_by_total_growing_test.go

@@ -37,8 +37,8 @@ import (
 )
 
 func (s *SealSuite) TestSealByTotalGrowingSegmentsSize() {
-	paramtable.Get().Save(paramtable.Get().DataCoordCfg.TotalGrowingSizeThresholdInMB.Key, "10")
-	defer paramtable.Get().Reset(paramtable.Get().DataCoordCfg.TotalGrowingSizeThresholdInMB.Key)
+	paramtable.Get().Save(paramtable.Get().DataCoordCfg.GrowingSegmentsMemSizeInMB.Key, "10")
+	defer paramtable.Get().Reset(paramtable.Get().DataCoordCfg.GrowingSegmentsMemSizeInMB.Key)
 
 	paramtable.Get().Save(paramtable.Get().DataNodeCfg.SyncPeriod.Key, "5")
 	defer paramtable.Get().Reset(paramtable.Get().DataNodeCfg.SyncPeriod.Key)