diff --git a/include/libs/monitor/monitor.h b/include/libs/monitor/monitor.h
index 262861000de5db5f3a016dedf7bf4c3dd3873b6d..0041f3ac5fdb42ad7ac9337e32be265fa8a541ac 100644
--- a/include/libs/monitor/monitor.h
+++ b/include/libs/monitor/monitor.h
@@ -127,12 +127,6 @@ typedef struct {
   SMonDiskDesc tempdir;
 } SMonDiskInfo;
 
-typedef struct {
-  int64_t   ts;
-  ELogLevel level;
-  char      content[MON_LOG_LEN];
-} SMonLogItem;
-
 typedef struct SMonInfo SMonInfo;
 
 typedef struct {
@@ -143,7 +137,7 @@ typedef struct {
 
 int32_t monInit(const SMonCfg *pCfg);
 void    monCleanup();
-void    monAddLogItem(SMonLogItem *pItem);
+void    monRecordLog(int64_t ts, ELogLevel level, const char *content);
 
 SMonInfo *monCreateMonitorInfo();
 void      monSetBasicInfo(SMonInfo *pMonitor, SMonBasicInfo *pInfo);
diff --git a/include/util/tlog.h b/include/util/tlog.h
index ff1c0044a4a85be79cbdb052099f1a54df57ea6a..d3ab9b0bfb76b566ee91101c2fc8fb7298ace2c4 100644
--- a/include/util/tlog.h
+++ b/include/util/tlog.h
@@ -34,10 +34,13 @@ typedef enum {
   DEBUG_FILE = 128
 } ELogLevel;
 
+typedef void (*LogFp)(int64_t ts, ELogLevel level, const char *content);
+
 extern bool    tsLogEmbedded;
 extern bool    tsAsyncLog;
 extern int32_t tsNumOfLogLines;
 extern int32_t tsLogKeepDays;
+extern LogFp   tsLogFp;
 extern int64_t tsNumOfErrorLogs;
 extern int64_t tsNumOfInfoLogs;
 extern int64_t tsNumOfDebugLogs;
diff --git a/source/libs/monitor/inc/monInt.h b/source/libs/monitor/inc/monInt.h
index 61f9980e4e3133469869e1fb7f649b2aa33ec1cc..ca5aaf0a388826d0ba4acd329296337d5e491a0e 100644
--- a/source/libs/monitor/inc/monInt.h
+++ b/source/libs/monitor/inc/monInt.h
@@ -23,18 +23,24 @@
 #include "tjson.h"
 
 typedef struct {
-  SRWLatch    lock;
-  SArray     *logs;  // array of SMonLogItem
-  int32_t     maxLogs;
-  const char *server;
-  uint16_t    port;
-} SMonitor;
+  int64_t   ts;
+  ELogLevel level;
+  char      content[MON_LOG_LEN];
+} SMonLogItem;
 
 typedef struct SMonInfo {
   SArray *logs;  // array of SMonLogItem
   SJson  *pJson;
 } SMonInfo;
 
+typedef struct {
+  pthread_rwlock_t rwlock;
+  SArray          *logs;  // array of SMonLogItem
+  int32_t          maxLogs;
+  const char      *server;
+  uint16_t         port;
+} SMonitor;
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/source/libs/monitor/src/monitor.c b/source/libs/monitor/src/monitor.c
index 6882c66e7d31183ae534fbcea3085a3d49c304a4..a50b8c3e90b56db1acbe8cfad9d2ab9c238b72d7 100644
--- a/source/libs/monitor/src/monitor.c
+++ b/source/libs/monitor/src/monitor.c
@@ -22,6 +22,21 @@
 
 static SMonitor tsMonitor = {0};
 
+void monRecordLog(int64_t ts, ELogLevel level, const char *content) {
+  pthread_rwlock_rdlock(&tsMonitor.rwlock);
+  int32_t size = taosArrayGetSize(tsMonitor.logs);
+  if (size >= tsMonitor.maxLogs) {
+    uInfo("too many logs for monitor");
+  } else {
+    SMonLogItem  item = {.ts = ts, .level = level};
+    SMonLogItem *pItem = taosArrayPush(tsMonitor.logs, &item);
+    if (pItem != NULL) {
+      tstrncpy(pItem->content, content, sizeof(item.content));
+    }
+  }
+  pthread_rwlock_unlock(&tsMonitor.rwlock);
+}
+
 int32_t monInit(const SMonCfg *pCfg) {
   tsMonitor.logs = taosArrayInit(16, sizeof(SMonLogItem));
   if (tsMonitor.logs == NULL) {
@@ -32,24 +47,15 @@ int32_t monInit(const SMonCfg *pCfg) {
   tsMonitor.maxLogs = pCfg->maxLogs;
   tsMonitor.server = pCfg->server;
   tsMonitor.port = pCfg->port;
-  taosInitRWLatch(&tsMonitor.lock);
+  tsLogFp = monRecordLog;
+  pthread_rwlock_init(&tsMonitor.rwlock, NULL);
   return 0;
 }
 
 void monCleanup() {
   taosArrayDestroy(tsMonitor.logs);
   tsMonitor.logs = NULL;
-}
-
-void monAddLogItem(SMonLogItem *pItem) {
-  taosWLockLatch(&tsMonitor.lock);
-  int32_t size = taosArrayGetSize(tsMonitor.logs);
-  if (size >= tsMonitor.maxLogs) {
-    uInfo("too many logs for monitor");
-  } else {
-    taosArrayPush(tsMonitor.logs, pItem);
-  }
-  taosWUnLockLatch(&tsMonitor.lock);
+  pthread_rwlock_wrlock(&tsMonitor.rwlock);
 }
 
 SMonInfo *monCreateMonitorInfo() {
@@ -59,10 +65,10 @@ SMonInfo *monCreateMonitorInfo() {
     return NULL;
   }
 
-  taosWLockLatch(&tsMonitor.lock);
+  pthread_rwlock_wrlock(&tsMonitor.rwlock);
   pMonitor->logs = taosArrayDup(tsMonitor.logs);
   taosArrayClear(tsMonitor.logs);
-  taosWUnLockLatch(&tsMonitor.lock);
+  pthread_rwlock_unlock(&tsMonitor.rwlock);
 
   pMonitor->pJson = tjsonCreateObject();
   if (pMonitor->pJson == NULL || pMonitor->logs == NULL) {
diff --git a/source/libs/monitor/test/monTest.cpp b/source/libs/monitor/test/monTest.cpp
index 91a502e8e2030ef06eeb3fc005611dc70888f77f..3eaab45e3e6d21af7a74e4bfb6735f250a023577 100644
--- a/source/libs/monitor/test/monTest.cpp
+++ b/source/libs/monitor/test/monTest.cpp
@@ -193,37 +193,14 @@ void MonitorTest::GetDiskInfo(SMonInfo *pMonitor, SMonDiskInfo *pInfo) {
 }
 
 void MonitorTest::AddLogInfo1() {
-  SMonLogItem log1 = {0};
-  log1.ts = taosGetTimestampMs();
-  log1.level = DEBUG_INFO;
-  strcpy(log1.content, "1 -------------------------- a");
-  monAddLogItem(&log1);
-
-  SMonLogItem log2 = {0};
-  log2.ts = taosGetTimestampMs();
-  log2.level = DEBUG_ERROR;
-  strcpy(log2.content, "1 ------------------------ b");
-  monAddLogItem(&log2);
-
-  SMonLogItem log3 = {0};
-  log3.ts = taosGetTimestampMs();
-  log3.level = DEBUG_DEBUG;
-  strcpy(log3.content, "1 ------- c");
-  monAddLogItem(&log3);
+  monRecordLog(taosGetTimestampMs(), DEBUG_INFO, "1 -------------------------- a");
+  monRecordLog(taosGetTimestampMs(), DEBUG_ERROR, "1 ------------------------ b");
+  monRecordLog(taosGetTimestampMs(), DEBUG_DEBUG, "1 ------- c");
 }
 
 void MonitorTest::AddLogInfo2() {
-  SMonLogItem log1;
-  log1.ts = taosGetTimestampMs();
-  log1.level = DEBUG_ERROR;
-  strcpy(log1.content, "2 ------- a");
-  monAddLogItem(&log1);
-
-  SMonLogItem log2;
-  log2.ts = taosGetTimestampMs();
-  log2.level = DEBUG_ERROR;
-  strcpy(log2.content, "2 ------- b");
-  monAddLogItem(&log2);
+  monRecordLog(taosGetTimestampMs(), DEBUG_ERROR, "2 ------- a");
+  monRecordLog(taosGetTimestampMs(), DEBUG_ERROR, "2 ------- b");
 }
 
 TEST_F(MonitorTest, 01_Full) {
diff --git a/source/util/src/tlog.c b/source/util/src/tlog.c
index bbc5b6e5130e71babb066a5a77247f5762f52d19..f3457da5b0f733cabab89e91043638a2a9fd905b 100644
--- a/source/util/src/tlog.c
+++ b/source/util/src/tlog.c
@@ -73,6 +73,7 @@ bool    tsLogEmbedded = 0;
 bool    tsAsyncLog = true;
 int32_t tsNumOfLogLines = 10000000;
 int32_t tsLogKeepDays = 0;
+LogFp   tsLogFp = NULL;
 int64_t tsNumOfErrorLogs = 0;
 int64_t tsNumOfInfoLogs = 0;
 int64_t tsNumOfDebugLogs = 0;