diff --git a/core/src/index/knowhere/knowhere/common/Timer.cpp b/core/src/index/knowhere/knowhere/common/Timer.cpp
index fefe1e1705..169b55b56f 100644
--- a/core/src/index/knowhere/knowhere/common/Timer.cpp
+++ b/core/src/index/knowhere/knowhere/common/Timer.cpp
@@ -18,6 +18,7 @@
 #include <iostream>  // TODO(linxj): using Log instead
 
 #include "knowhere/common/Timer.h"
+#include "knowhere/common/Log.h"
 
 namespace knowhere {
 
@@ -51,30 +52,18 @@ TimeRecorder::PrintTimeRecord(const std::string& msg, double span) {
             std::cout << str_log << std::endl;
             break;
         }
-            // case 1: {
-            //    SERVER_LOG_DEBUG << str_log;
-            //    break;
-            //}
-            // case 2: {
-            //    SERVER_LOG_INFO << str_log;
-            //    break;
-            //}
-            // case 3: {
-            //    SERVER_LOG_WARNING << str_log;
-            //    break;
-            //}
-            // case 4: {
-            //    SERVER_LOG_ERROR << str_log;
-            //    break;
-            //}
-            // case 5: {
-            //    SERVER_LOG_FATAL << str_log;
-            //    break;
-            //}
-            // default: {
-            //    SERVER_LOG_INFO << str_log;
-            //    break;
-            //}
+        case 1: {
+            KNOWHERE_LOG_DEBUG << str_log;
+            break;
+        }
+        // case 2: {
+        //     KNOWHERE_LOG_TRACE << str_log;
+        //     break;
+        // }
+        // case 3: {
+        //     KNOWHERE_LOG_WARNING << str_log;
+        //     break;
+        // }
     }
 }
 
diff --git a/core/src/index/knowhere/knowhere/index/vector_index/nsg/NSG.cpp b/core/src/index/knowhere/knowhere/index/vector_index/nsg/NSG.cpp
index 5872178e96..b4e00e57b7 100644
--- a/core/src/index/knowhere/knowhere/index/vector_index/nsg/NSG.cpp
+++ b/core/src/index/knowhere/knowhere/index/vector_index/nsg/NSG.cpp
@@ -719,7 +719,7 @@ NsgIndex::Search(const float* query, const unsigned& nq, const unsigned& dim, co
     std::vector<std::vector<Neighbor>> resset(nq);
 
     params.search_length = k;
-    TimeRecorder rc("search");
+    TimeRecorder rc("NsgIndex::search", 1);
     // TODO(linxj): when to use openmp
     if (nq <= 4) {
         GetNeighbors(query, resset[0], nsg, &params);
@@ -730,7 +730,7 @@ NsgIndex::Search(const float* query, const unsigned& nq, const unsigned& dim, co
             GetNeighbors(single_query, resset[i], nsg, &params);
         }
     }
-    rc.RecordSection("cost");
+    rc.RecordSection("search");
     for (unsigned int i = 0; i < nq; ++i) {
         int64_t var = resset[i].size() - k;
         if (var >= 0) {