diff --git a/source/libs/sync/src/syncMain.c b/source/libs/sync/src/syncMain.c
index f2939df60cf0ba7239873efd587a82b090b656ec..5338b5bd7fdfa61c294f9840f0fd376b3810c472 100644
--- a/source/libs/sync/src/syncMain.c
+++ b/source/libs/sync/src/syncMain.c
@@ -231,6 +231,61 @@ cJSON* syncNode2Json(const SSyncNode* pSyncNode) {
 
   // tla+ log vars
 
+  // ping timer
+  snprintf(u64buf, sizeof(u64buf), "%p", pSyncNode->pPingTimer);
+  cJSON_AddStringToObject(pRoot, "pPingTimer", u64buf);
+  cJSON_AddNumberToObject(pRoot, "pingTimerMS", pSyncNode->pingTimerMS);
+  snprintf(u64buf, sizeof(u64buf), "%lu", pSyncNode->pingTimerLogicClock);
+  cJSON_AddStringToObject(pRoot, "pingTimerLogicClock", u64buf);
+  snprintf(u64buf, sizeof(u64buf), "%lu", pSyncNode->pingTimerLogicClockUser);
+  cJSON_AddStringToObject(pRoot, "pingTimerLogicClockUser", u64buf);
+  snprintf(u64buf, sizeof(u64buf), "%p", pSyncNode->FpPingTimer);
+  cJSON_AddStringToObject(pRoot, "FpPingTimer", u64buf);
+  snprintf(u64buf, sizeof(u64buf), "%lu", pSyncNode->pingTimerCounter);
+  cJSON_AddStringToObject(pRoot, "pingTimerCounter", u64buf);
+
+  // elect timer
+  snprintf(u64buf, sizeof(u64buf), "%p", pSyncNode->pElectTimer);
+  cJSON_AddStringToObject(pRoot, "pElectTimer", u64buf);
+  cJSON_AddNumberToObject(pRoot, "electTimerMS", pSyncNode->electTimerMS);
+  snprintf(u64buf, sizeof(u64buf), "%lu", pSyncNode->electTimerLogicClock);
+  cJSON_AddStringToObject(pRoot, "electTimerLogicClock", u64buf);
+  snprintf(u64buf, sizeof(u64buf), "%lu", pSyncNode->electTimerLogicClockUser);
+  cJSON_AddStringToObject(pRoot, "electTimerLogicClockUser", u64buf);
+  snprintf(u64buf, sizeof(u64buf), "%p", pSyncNode->FpElectTimer);
+  cJSON_AddStringToObject(pRoot, "FpElectTimer", u64buf);
+  snprintf(u64buf, sizeof(u64buf), "%lu", pSyncNode->electTimerCounter);
+  cJSON_AddStringToObject(pRoot, "electTimerCounter", u64buf);
+
+  // heartbeat timer
+  snprintf(u64buf, sizeof(u64buf), "%p", pSyncNode->pHeartbeatTimer);
+  cJSON_AddStringToObject(pRoot, "pHeartbeatTimer", u64buf);
+  cJSON_AddNumberToObject(pRoot, "heartbeatTimerMS", pSyncNode->heartbeatTimerMS);
+  snprintf(u64buf, sizeof(u64buf), "%lu", pSyncNode->heartbeatTimerLogicClock);
+  cJSON_AddStringToObject(pRoot, "heartbeatTimerLogicClock", u64buf);
+  snprintf(u64buf, sizeof(u64buf), "%lu", pSyncNode->heartbeatTimerLogicClockUser);
+  cJSON_AddStringToObject(pRoot, "heartbeatTimerLogicClockUser", u64buf);
+  snprintf(u64buf, sizeof(u64buf), "%p", pSyncNode->FpHeartbeatTimer);
+  cJSON_AddStringToObject(pRoot, "FpHeartbeatTimer", u64buf);
+  snprintf(u64buf, sizeof(u64buf), "%lu", pSyncNode->heartbeatTimerCounter);
+  cJSON_AddStringToObject(pRoot, "heartbeatTimerCounter", u64buf);
+
+  // callback
+  snprintf(u64buf, sizeof(u64buf), "%p", pSyncNode->FpOnPing);
+  cJSON_AddStringToObject(pRoot, "FpOnPing", u64buf);
+  snprintf(u64buf, sizeof(u64buf), "%p", pSyncNode->FpOnPingReply);
+  cJSON_AddStringToObject(pRoot, "FpOnPingReply", u64buf);
+  snprintf(u64buf, sizeof(u64buf), "%p", pSyncNode->FpOnRequestVote);
+  cJSON_AddStringToObject(pRoot, "FpOnRequestVote", u64buf);
+  snprintf(u64buf, sizeof(u64buf), "%p", pSyncNode->FpOnRequestVoteReply);
+  cJSON_AddStringToObject(pRoot, "FpOnRequestVoteReply", u64buf);
+  snprintf(u64buf, sizeof(u64buf), "%p", pSyncNode->FpOnAppendEntries);
+  cJSON_AddStringToObject(pRoot, "FpOnAppendEntries", u64buf);
+  snprintf(u64buf, sizeof(u64buf), "%p", pSyncNode->FpOnAppendEntriesReply);
+  cJSON_AddStringToObject(pRoot, "FpOnAppendEntriesReply", u64buf);
+  snprintf(u64buf, sizeof(u64buf), "%p", pSyncNode->FpOnTimeout);
+  cJSON_AddStringToObject(pRoot, "FpOnTimeout", u64buf);
+
   cJSON* pJson = cJSON_CreateObject();
   cJSON_AddItemToObject(pJson, "SSyncNode", pRoot);
   return pJson;
diff --git a/source/libs/sync/src/syncUtil.c b/source/libs/sync/src/syncUtil.c
index fa6c245fd83b47b69c4a126c1e37f54b421609f2..d2b413bdaad208a3189402e5d3ba10f646208b3b 100644
--- a/source/libs/sync/src/syncUtil.c
+++ b/source/libs/sync/src/syncUtil.c
@@ -97,7 +97,7 @@ void syncUtilbufCopyDeep(const SSyncBuffer* src, SSyncBuffer* dest) {
 
 int32_t syncUtilRand(int32_t max) { return rand() % max; }
 
-int32_t syncUtilElectRandomMS() { ELECT_TIMER_MS_MIN + syncUtilRand(ELECT_TIMER_MS_RANGE); }
+int32_t syncUtilElectRandomMS() { return ELECT_TIMER_MS_MIN + syncUtilRand(ELECT_TIMER_MS_RANGE); }
 
 int32_t syncUtilQuorum(int32_t replicaNum) { return replicaNum / 2 + 1; }
 
diff --git a/source/libs/sync/test/CMakeLists.txt b/source/libs/sync/test/CMakeLists.txt
index 3a8eea53d4b85d47c50a2c60f89b8427ffd5b513..f7f0a0795c6b195fd057ed1704d89e2e6b05ac9b 100644
--- a/source/libs/sync/test/CMakeLists.txt
+++ b/source/libs/sync/test/CMakeLists.txt
@@ -11,6 +11,7 @@ add_executable(syncRaftStoreTest "")
 add_executable(syncEnqTest "")
 add_executable(syncIndexTest "")
 add_executable(syncInitTest "")
+add_executable(syncUtilTest "")
 
 
 target_sources(syncTest
@@ -65,6 +66,10 @@ target_sources(syncInitTest
     PRIVATE
     "syncInitTest.cpp"
 )
+target_sources(syncUtilTest
+    PRIVATE
+    "syncUtilTest.cpp"
+)
 
 
 target_include_directories(syncTest
@@ -132,6 +137,11 @@ target_include_directories(syncInitTest
     "${CMAKE_SOURCE_DIR}/include/libs/sync"
     "${CMAKE_CURRENT_SOURCE_DIR}/../inc"
 )
+target_include_directories(syncUtilTest
+    PUBLIC
+    "${CMAKE_SOURCE_DIR}/include/libs/sync"
+    "${CMAKE_CURRENT_SOURCE_DIR}/../inc"
+)
 
 
 target_link_libraries(syncTest
@@ -186,6 +196,10 @@ target_link_libraries(syncInitTest
     sync
     gtest_main
 )
+target_link_libraries(syncUtilTest
+    sync
+    gtest_main
+)
 
 
 enable_testing()
diff --git a/source/libs/sync/test/syncUtilTest.cpp b/source/libs/sync/test/syncUtilTest.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..9a1c113620f227a21bce36d3005495d5e62743d9
--- /dev/null
+++ b/source/libs/sync/test/syncUtilTest.cpp
@@ -0,0 +1,32 @@
+#include "syncUtil.h"
+//#include <gtest/gtest.h>
+#include <stdio.h>
+#include "syncIO.h"
+#include "syncInt.h"
+#include "syncRaftStore.h"
+
+void logTest() {
+  sTrace("--- sync log test: trace");
+  sDebug("--- sync log test: debug");
+  sInfo("--- sync log test: info");
+  sWarn("--- sync log test: warn");
+  sError("--- sync log test: error");
+  sFatal("--- sync log test: fatal");
+}
+
+void electRandomMSTest() {
+  for (int i = 0; i < 10; ++i) {
+    int32_t ms = syncUtilElectRandomMS();
+    printf("syncUtilElectRandomMS: %d \n", ms);
+  }
+}
+
+int main() {
+  // taosInitLog((char *)"syncTest.log", 100000, 10);
+  tsAsyncLog = 0;
+  sDebugFlag = 143 + 64;
+  logTest();
+  electRandomMSTest();
+
+  return 0;
+}