diff --git a/test/stress-test-v2/main.go b/test/stress-test-v2/main.go
index 0c309b9c9..0dd069547 100644
--- a/test/stress-test-v2/main.go
+++ b/test/stress-test-v2/main.go
@@ -161,7 +161,7 @@ func (st *StressTest) PostRequest(ctx context.Context, url string, reqbody any)
 
 	if baseResp.ErrCode != 0 {
 		err = fmt.Errorf(baseResp.ErrMsg)
-		log.ZError(ctx, "Failed to send request", err, "url", url, "reqbody", reqbody, "resp", baseResp)
+		// log.ZError(ctx, "Failed to send request", err, "url", url, "reqbody", reqbody, "resp", baseResp)
 		return nil, err
 	}
 
@@ -530,9 +530,20 @@ func main() {
 				// Create 100K groups
 				st.Wg.Add(1)
 				go func(idx int) {
+					startTime := time.Now()
+					defer func() {
+						elapsedTime := time.Since(startTime)
+						log.ZInfo(st.Ctx, "100K group creation completed",
+							"groupID", fmt.Sprintf("v2_StressTest_Group_100K_%d", idx),
+							"index", idx,
+							"duration", elapsedTime.String())
+					}()
+
 					defer st.Wg.Done()
 					defer func() {
+						st.Mutex.Lock()
 						st.Create100kGroupCounter++
+						st.Mutex.Unlock()
 					}()
 
 					groupID := fmt.Sprintf("v2_StressTest_Group_100K_%d", idx)
@@ -556,7 +567,7 @@ func main() {
 						}
 
 						if len(InviteUserIDs) == 0 {
-							log.ZWarn(st.Ctx, "InviteUserIDs is empty", nil, "groupID", groupID)
+							// log.ZWarn(st.Ctx, "InviteUserIDs is empty", nil, "groupID", groupID)
 							continue
 						}
 
@@ -567,7 +578,7 @@ func main() {
 						}
 
 						if len(InviteUserIDs) == 0 {
-							log.ZWarn(st.Ctx, "InviteUserIDs is empty", nil, "groupID", groupID)
+							// log.ZWarn(st.Ctx, "InviteUserIDs is empty", nil, "groupID", groupID)
 							continue
 						}
 
@@ -602,9 +613,20 @@ func main() {
 				// Create 999 groups
 				st.Wg.Add(1)
 				go func(idx int) {
+					startTime := time.Now()
+					defer func() {
+						elapsedTime := time.Since(startTime)
+						log.ZInfo(st.Ctx, "999 group creation completed",
+							"groupID", fmt.Sprintf("v2_StressTest_Group_1K_%d", idx),
+							"index", idx,
+							"duration", elapsedTime.String())
+					}()
+
 					defer st.Wg.Done()
 					defer func() {
+						st.Mutex.Lock()
 						st.Create999GroupCounter++
+						st.Mutex.Unlock()
 					}()
 
 					groupID := fmt.Sprintf("v2_StressTest_Group_1K_%d", idx)
@@ -627,7 +649,7 @@ func main() {
 						}
 
 						if len(InviteUserIDs) == 0 {
-							log.ZWarn(st.Ctx, "InviteUserIDs is empty", nil, "groupID", groupID)
+							// log.ZWarn(st.Ctx, "InviteUserIDs is empty", nil, "groupID", groupID)
 							continue
 						}
 
@@ -638,7 +660,7 @@ func main() {
 						}
 
 						if len(InviteUserIDs) == 0 {
-							log.ZWarn(st.Ctx, "InviteUserIDs is empty", nil, "groupID", groupID)
+							// log.ZWarn(st.Ctx, "InviteUserIDs is empty", nil, "groupID", groupID)
 							continue
 						}