Set EnableGarbageCollection to true by default (#18305)

Signed-off-by: NCongqi Xia <congqi.xia@zilliz.com>

configs/embedded-milvus.yaml

@@ -206,7 +206,7 @@ dataCoord:
     clientMaxRecvSize: 104857600 # 100 MB, 100 * 1024 * 1024
     clientMaxSendSize: 104857600 # 100 MB, 100 * 1024 * 1024
   enableCompaction: true # Enable data segment compression
-  enableGarbageCollection: false
+  enableGarbageCollection: true
 
   segment:
     maxSize: 512 # Maximum size of a segment in MB

configs/milvus.yaml

@@ -211,7 +211,7 @@ dataCoord:
   address: localhost
   port: 13333
   enableCompaction: true # Enable data segment compression
-  enableGarbageCollection: false
+  enableGarbageCollection: true
 
   segment:
     maxSize: 512 # Maximum size of a segment in MB

internal/util/paramtable/component_param.go

@@ -1045,7 +1045,7 @@ func (p *dataCoordConfig) initGlobalCompactionInterval() {
 
 // -- GC --
 func (p *dataCoordConfig) initEnableGarbageCollection() {
-	p.EnableGarbageCollection = p.Base.ParseBool("dataCoord.enableGarbageCollection", false)
+	p.EnableGarbageCollection = p.Base.ParseBool("dataCoord.enableGarbageCollection", true)
 }
 
 func (p *dataCoordConfig) initGCInterval() {

internal/util/paramtable/component_param_test.go

@@ -278,6 +278,8 @@ func TestComponentParam(t *testing.T) {
 	t.Run("test dataCoordConfig", func(t *testing.T) {
 		Params := CParams.DataCoordCfg
 		assert.Equal(t, 24*60*60*time.Second, Params.SegmentMaxLifetime)
+
+		assert.True(t, Params.EnableGarbageCollection)
 	})
 
 	t.Run("test dataNodeConfig", func(t *testing.T) {