diff --git a/configs/milvus.yaml b/configs/milvus.yaml
index 5bcbc57537fff25624e96b0a2ee248495fab6c05..ae397dcb7c1eef1d408a429b025339a8045eed0f 100644
--- a/configs/milvus.yaml
+++ b/configs/milvus.yaml
@@ -451,7 +451,7 @@ quotaAndLimits:
     # specific conditions, such as memory of nodes to water marker), `true` means always reject all dml requests.
     forceDeny: false
     ttProtection:
-      enabled: true
+      enabled: false
       # maxTimeTickDelay indicates the backpressure for DML Operations.
       # DML rates would be reduced according to the ratio of time tick delay to maxTimeTickDelay,
       # if time tick delay is greater than maxTimeTickDelay, all DML requests would be rejected.
diff --git a/internal/util/paramtable/quota_param_test.go b/internal/util/paramtable/quota_param_test.go
index 675fe52a0952bdbc0468040ed1e4d6bffd95adf4..391223c5e0af27229ccd0e08be4e3a58801ae886 100644
--- a/internal/util/paramtable/quota_param_test.go
+++ b/internal/util/paramtable/quota_param_test.go
@@ -19,7 +19,6 @@ package paramtable
 import (
 	"math"
 	"testing"
-	"time"
 
 	"github.com/stretchr/testify/assert"
 )
@@ -72,8 +71,8 @@ func TestQuotaParam(t *testing.T) {
 
 	t.Run("test limit writing", func(t *testing.T) {
 		assert.False(t, qc.ForceDenyWriting)
-		assert.Equal(t, true, qc.TtProtectionEnabled)
-		assert.Equal(t, 300*time.Second, qc.MaxTimeTickDelay)
+		assert.Equal(t, false, qc.TtProtectionEnabled)
+		assert.Equal(t, math.MaxInt64, int(qc.MaxTimeTickDelay))
 		assert.Equal(t, defaultLowWaterLevel, qc.DataNodeMemoryLowWaterLevel)
 		assert.Equal(t, defaultHighWaterLevel, qc.DataNodeMemoryHighWaterLevel)
 		assert.Equal(t, defaultLowWaterLevel, qc.QueryNodeMemoryLowWaterLevel)