Merge pull request #6944 from taosdata/feature/TD-5234

[TD-5234]<feature>: added name for threads

src/balance/src/bnThread.c

@@ -23,6 +23,8 @@
 static SBnThread tsBnThread;
 
 static void *bnThreadFunc(void *arg) {
+  setThreadName("bnThreadd");
+
   while (1) {
     pthread_mutex_lock(&tsBnThread.mutex);
     if (tsBnThread.stop) {

src/dnode/src/dnodeMPeer.c

@@ -150,6 +150,8 @@ static void *dnodeProcessMPeerQueue(void *param) {
   SMnodeMsg *pPeerMsg;
   int32_t    type;
   void *     unUsed;
+
+  setThreadName("dnodeMPeerQ");
   
   while (1) {
     if (taosReadQitemFromQset(tsMPeerQset, &type, (void **)&pPeerMsg, &unUsed) == 0) {

src/dnode/src/dnodeMRead.c

@@ -155,6 +155,8 @@ static void *dnodeProcessMReadQueue(void *param) {
   int32_t    type;
   void *     unUsed;
 
+  setThreadName("dnodeMReadQ");
+
   while (1) {
     if (taosReadQitemFromQset(tsMReadQset, &type, (void **)&pRead, &unUsed) == 0) {
       dDebug("qset:%p, mnode read got no message from qset, exiting", tsMReadQset);

src/dnode/src/dnodeMWrite.c

@@ -168,7 +168,9 @@ static void *dnodeProcessMWriteQueue(void *param) {
   SMnodeMsg *pWrite;
   int32_t    type;
   void *     unUsed;
-  
+
+  setThreadName("dnodeMWriteQ");
+
   while (1) {
     if (taosReadQitemFromQset(tsMWriteQset, &type, (void **)&pWrite, &unUsed) == 0) {
       dDebug("qset:%p, mnode write got no message from qset, exiting", tsMWriteQset);

src/dnode/src/dnodeTelemetry.c

@@ -245,6 +245,8 @@ static void* telemetryThread(void* param) {
   clock_gettime(CLOCK_REALTIME, &end);
   end.tv_sec += 300; // wait 5 minutes before send first report
 
+  setThreadName("telemetryThrd");
+
   while (!tsExit) {
     int r = 0;
     struct timespec ts = end;

src/dnode/src/dnodeVMgmt.c

@@ -103,6 +103,8 @@ static void *dnodeProcessMgmtQueue(void *wparam) {
   int32_t      qtype;
   void *       handle;
 
+  setThreadName("dnodeMgmtQ");
+
   while (1) {
     if (taosReadQitemFromQset(pPool->qset, &qtype, (void **)&pMgmt, &handle) == 0) {
       dDebug("qdnode mgmt got no message from qset:%p, , exit", pPool->qset);

src/dnode/src/dnodeVRead.c

@@ -118,6 +118,11 @@ static void *dnodeProcessReadQueue(void *wparam) {
   SVReadMsg *  pRead;
   int32_t      qtype;
   void *       pVnode;
+  char         name[16];
+
+  memset(name, 0, 16);
+  snprintf(name, 16, "%s-dnReadQ", pPool->name);
+  setThreadName(name);
 
   while (1) {
     if (taosReadQitemFromQset(pPool->qset, &qtype, (void **)&pRead, &pVnode) == 0) {

src/dnode/src/dnodeVWrite.c

@@ -191,6 +191,8 @@ static void *dnodeProcessVWriteQueue(void *wparam) {
   taosBlockSIGPIPE();
   dDebug("dnode vwrite worker:%d is running", pWorker->workerId);
 
+  setThreadName("dnodeWriteQ");
+
   while (1) {
     numOfMsgs = taosReadAllQitemsFromQset(pWorker->qset, pWorker->qall, &pVnode);
     if (numOfMsgs == 0) {

src/dnode/src/dnodeVnodes.c

@@ -91,6 +91,8 @@ static void *dnodeOpenVnode(void *param) {
 
   dDebug("thread:%d, start to open %d vnodes", pThread->threadIndex, pThread->vnodeNum);
 
+  setThreadName("dnodeOpenVnode");
+
   for (int32_t v = 0; v < pThread->vnodeNum; ++v) {
     int32_t vgId = pThread->vnodeList[v];
     snprintf(stepDesc, TSDB_STEP_DESC_LEN, "vgId:%d, start to restore, %d of %d have been opened", vgId, tsOpenVnodes, tsTotalVnodes);

src/kit/shell/src/shellCheck.c

@@ -104,6 +104,8 @@ static void shellFreeTbnames() {
 static void *shellCheckThreadFp(void *arg) {
   ShellThreadObj *pThread = (ShellThreadObj *)arg;
 
+  setThreadName("shellCheckThrd");
+
   int32_t interval = tbNum / pThread->totalThreads + 1;
   int32_t start = pThread->threadIndex * interval;
   int32_t end = (pThread->threadIndex + 1) * interval;

src/kit/shell/src/shellDarwin.c

@@ -336,6 +336,8 @@ void *shellLoopQuery(void *arg) {
 
   TAOS *con = (TAOS *)arg;
 
+  setThreadName("shellLoopQuery");
+
   pthread_cleanup_push(cleanup_handler, NULL);
 
     char *command = malloc(MAX_COMMAND_SIZE);

src/kit/shell/src/shellImport.c

@@ -223,6 +223,8 @@ static void shellSourceFile(TAOS *con, char *fptr) {
 void* shellImportThreadFp(void *arg)
 {
   ShellThreadObj *pThread = (ShellThreadObj*)arg;
+  setThreadName("shellImportThrd");
+
   for (int f = 0; f < shellSQLFileNum; ++f) {
     if (f % pThread->totalThreads == pThread->threadIndex) {
       char *SQLFileName = shellSQLFiles[f];

src/kit/shell/src/shellLinux.c

@@ -336,6 +336,8 @@ void *shellLoopQuery(void *arg) {
 
   TAOS *con = (TAOS *)arg;
 
+  setThreadName("shellLoopQuery");
+
   pthread_cleanup_push(cleanup_handler, NULL);
 
   char *command = malloc(MAX_COMMAND_SIZE);

src/kit/shell/src/shellMain.c

@@ -26,6 +26,8 @@ void shellQueryInterruptHandler(int32_t signum, void *sigInfo, void *context) {
 }
 
 void *cancelHandler(void *arg) {
+  setThreadName("cancelHandler");
+
   while(1) {
     if (tsem_wait(&cancelSem) != 0) {
       taosMsleep(10);

src/kit/taosdemo/taosdemo.c

@@ -3025,10 +3025,11 @@ static void* createTable(void *sarg)
     threadInfo *pThreadInfo = (threadInfo *)sarg;
     SSuperTable* superTblInfo = pThreadInfo->superTblInfo;
 
+    setThreadName("createTable");
+
     uint64_t  lastPrintTime = taosGetTimestampMs();
 
-    int buff_len;
+    int buff_len = BUFFER_SIZE;
-    buff_len = BUFFER_SIZE;
 
     pThreadInfo->buffer = calloc(buff_len, 1);
     if (pThreadInfo->buffer == NULL) {
@@ -6428,6 +6429,8 @@ static void* syncWrite(void *sarg) {
     threadInfo *pThreadInfo = (threadInfo *)sarg;
     SSuperTable* superTblInfo = pThreadInfo->superTblInfo;
 
+    setThreadName("syncWrite");
+
     uint32_t interlaceRows;
 
     if (superTblInfo) {
@@ -6513,6 +6516,8 @@ static void *asyncWrite(void *sarg) {
   threadInfo *pThreadInfo = (threadInfo *)sarg;
   SSuperTable* superTblInfo = pThreadInfo->superTblInfo;
 
+  setThreadName("asyncWrite");
+
   pThreadInfo->st = 0;
   pThreadInfo->et = 0;
   pThreadInfo->lastTs = pThreadInfo->start_time;
@@ -6913,6 +6918,7 @@ static void *readTable(void *sarg) {
 #if 1
   threadInfo *pThreadInfo = (threadInfo *)sarg;
   TAOS *taos = pThreadInfo->taos;
+  setThreadName("readTable");
   char command[BUFFER_SIZE] = "\0";
   uint64_t sTime = pThreadInfo->start_time;
   char *tb_prefix = pThreadInfo->tb_prefix;
@@ -6985,6 +6991,7 @@ static void *readMetric(void *sarg) {
 #if 1
   threadInfo *pThreadInfo = (threadInfo *)sarg;
   TAOS *taos = pThreadInfo->taos;
+  setThreadName("readMetric");
   char command[BUFFER_SIZE] = "\0";
   FILE *fp = fopen(pThreadInfo->filePath, "a");
   if (NULL == fp) {
@@ -7161,6 +7168,8 @@ static int insertTestProcess() {
 static void *specifiedTableQuery(void *sarg) {
   threadInfo *pThreadInfo = (threadInfo *)sarg;
 
+  setThreadName("specTableQuery");
+
   if (pThreadInfo->taos == NULL) {
     TAOS * taos = NULL;
     taos = taos_connect(g_queryInfo.host,
@@ -7260,6 +7269,8 @@ static void *superTableQuery(void *sarg) {
   char sqlstr[MAX_QUERY_SQL_LENGTH];
   threadInfo *pThreadInfo = (threadInfo *)sarg;
 
+  setThreadName("superTableQuery");
+
   if (pThreadInfo->taos == NULL) {
     TAOS * taos = NULL;
     taos = taos_connect(g_queryInfo.host,
@@ -7562,6 +7573,8 @@ static void *superSubscribe(void *sarg) {
     TAOS_SUB*    tsub[MAX_QUERY_SQL_COUNT] = {0};
     uint64_t tsubSeq;
 
+    setThreadName("superSub");
+
     if (pThreadInfo->ntables > MAX_QUERY_SQL_COUNT) {
         errorPrint("The table number(%"PRId64") of the thread is more than max query sql count: %d\n",
                 pThreadInfo->ntables, MAX_QUERY_SQL_COUNT);
@@ -7708,6 +7721,8 @@ static void *specifiedSubscribe(void *sarg) {
   threadInfo *pThreadInfo = (threadInfo *)sarg;
 //  TAOS_SUB*  tsub = NULL;
 
+  setThreadName("specSub");
+
   if (pThreadInfo->taos == NULL) {
     pThreadInfo->taos = taos_connect(g_queryInfo.host,
           g_queryInfo.user,

src/kit/taosdump/taosdump.c

@@ -1474,6 +1474,8 @@ static void* taosDumpOutWorkThreadFp(void *arg)
     STableRecord    tableRecord;
     int fd;
 
+    setThreadName("dumpOutWorkThrd");
+
     char tmpBuf[4096] = {0};
     sprintf(tmpBuf, ".tables.tmp.%d", pThread->threadIndex);
     fd = open(tmpBuf, O_RDWR | O_CREAT, S_IRWXU | S_IRGRP | S_IXGRP | S_IROTH);
@@ -2571,6 +2573,8 @@ static int taosDumpInOneFile(TAOS* taos, FILE* fp, char* fcharset,
 static void* taosDumpInWorkThreadFp(void *arg)
 {
     SThreadParaObj *pThread = (SThreadParaObj*)arg;
+    setThreadName("dumpInWorkThrd");
+
     for (int32_t f = 0; f < g_tsSqlFileNum; ++f) {
         if (f % pThread->totalThreads == pThread->threadIndex) {
             char *SQLFileName = g_tsDumpInSqlFiles[f];

src/mnode/src/mnodeSdb.c

@@ -1113,6 +1113,7 @@ static void *sdbWorkerFp(void *pWorker) {
   void *   unUsed;
 
   taosBlockSIGPIPE();
+  setThreadName("sdbWorker");
 
   while (1) {
     int32_t numOfMsgs = taosReadAllQitemsFromQset(tsSdbWQset, tsSdbWQall, &unUsed);

src/os/inc/osDef.h

@@ -210,6 +210,25 @@ extern "C" {
   #define PRIzu "zu"  
 #endif
 
+
+#if defined(_TD_LINUX_64) || defined(_TD_LINUX_32) || defined(_TD_MIPS_64)  || defined(_TD_ARM_32) || defined(_TD_ARM_64)  || defined(_TD_DARWIN_64)
+  #if defined(_TD_DARWIN_64)
+    // MacOS
+    #if !defined(_GNU_SOURCE)
+      #define setThreadName(name) do { pthread_setname_np((name)); } while (0)
+    #else
+      // pthread_setname_np not defined
+      #define setThreadName(name)
+    #endif
+  #else
+    // Linux, length of name must <= 16 (the last '\0' included)
+    #define setThreadName(name) do { prctl(PR_SET_NAME, (name)); } while (0)
+  #endif
+#else
+  // Windows
+  #define setThreadName(name)
+#endif
+
 #ifdef __cplusplus
 }
 #endif

src/os/inc/osInc.h

@@ -85,6 +85,7 @@ extern "C" {
     #include <sys/eventfd.h>
     #include <sys/resource.h>
     #include <sys/sendfile.h>
+    #include <sys/prctl.h>
 
     #if !(defined(_ALPINE))
       #include <error.h>

src/os/src/darwin/dwSemaphore.c

@@ -41,6 +41,8 @@ static semaphore_t               sem_exit;
 
 static void* sem_thread_routine(void *arg) {
   (void)arg;
+  setThreadName("sem_thrd");
+
   sem_port = mach_task_self();
   kern_return_t ret = semaphore_create(sem_port, &sem_exit, SYNC_POLICY_FIFO, 0);
   if (ret != KERN_SUCCESS) {

src/os/src/darwin/dwTimer.c

@@ -32,6 +32,7 @@ static volatile int  timer_stop = 0;
 
 static void* timer_routine(void *arg) {
   (void)arg;
+  setThreadName("timer");
 
   int r = 0;
   struct timespec to = {0};

src/os/src/detail/osTimer.c

@@ -38,6 +38,8 @@ static void *taosProcessAlarmSignal(void *tharg) {
 
   struct sigevent sevent = {{0}};
 
+  setThreadName("alarmSignal");
+
   #ifdef _ALPINE
     sevent.sigev_notify = SIGEV_THREAD;
     sevent.sigev_value.sival_int = syscall(__NR_gettid);

src/plugins/http/src/httpQueue.c

@@ -70,6 +70,8 @@ static void *httpProcessResultQueue(void *param) {
   int32_t      type;
   void *       unUsed;
 
+  setThreadName("httpResultQ");
+
   while (1) {
     if (taosReadQitemFromQset(tsHttpQset, &type, (void **)&pMsg, &unUsed) == 0) {
       httpDebug("qset:%p, http queue got no message from qset, exiting", tsHttpQset);

src/plugins/http/src/httpServer.c

@@ -117,6 +117,7 @@ static void httpProcessHttpData(void *param) {
   int32_t      fdNum;
 
   taosSetMaskSIGPIPE();
+  setThreadName("httpData");
 
   while (1) {
     struct epoll_event events[HTTP_MAX_EVENTS];
@@ -208,6 +209,7 @@ static void *httpAcceptHttpConnection(void *arg) {
   int32_t            totalFds = 0;
 
   taosSetMaskSIGPIPE();
+  setThreadName("httpAcceptConn");
 
   pServer->fd = taosOpenTcpServerSocket(pServer->serverIp, pServer->serverPort);
 

src/plugins/monitor/src/monMain.c

@@ -114,6 +114,7 @@ int32_t monStartSystem() {
 
 static void *monThreadFunc(void *param) {
   monDebug("starting to initialize monitor module ...");
+  setThreadName("monThrd");
 
   while (1) {
     static int32_t accessTimes = 0;

src/plugins/mqtt/src/mqttSystem.c

@@ -100,6 +100,8 @@ void mqttPublishCallback(void** unused, struct mqtt_response_publish* published)
 }
 
 void* mqttClientRefresher(void* client) {
+  setThreadName("mqttCliRefresh");
+
   while (tsMqttIsRuning) {
     mqtt_sync((struct mqtt_client*)client);
     taosMsleep(100);
@@ -141,4 +143,4 @@ void mqttReconnectClient(struct mqtt_client* client, void** unused) {
   mqtt_reinit(client, sockfd, tsMqttStatus.sendbuf, tsMqttStatus.sendbufsz, tsMqttStatus.recvbuf, tsMqttStatus.recvbufsz);
   mqtt_connect(client, tsMqttClientId, NULL, NULL, 0, tsMqttUser, tsMqttPass, MQTT_CONNECT_CLEAN_SESSION, 400);
   mqtt_subscribe(client, tsMqttTopic, 0);
-}
+}

src/rpc/src/rpcTcp.c

@@ -242,6 +242,7 @@ static void *taosAcceptTcpConnection(void *arg) {
 
   pServerObj = (SServerObj *)arg;
   tDebug("%s TCP server is ready, ip:0x%x:%hu", pServerObj->label, pServerObj->ip, pServerObj->port);
+  setThreadName("acceptTcpConn");
 
   while (1) {
     socklen_t addrlen = sizeof(caddr);
@@ -528,6 +529,11 @@ static void *taosProcessTcpData(void *param) {
   SFdObj            *pFdObj;
   struct epoll_event events[maxEvents];
   SRecvInfo          recvInfo;
+  char               name[16];
+
+  memset(name, 0, sizeof(name));
+  snprintf(name, 16, "%s-tcpData", pThreadObj->label);
+  setThreadName(name);
 
   while (1) {
     int fdNum = epoll_wait(pThreadObj->pollFd, events, maxEvents, TAOS_EPOLL_WAIT_TIME);

src/rpc/src/rpcUdp.c

@@ -195,6 +195,8 @@ static void *taosRecvUdpData(void *param) {
   tDebug("%s UDP thread is created, index:%d", pConn->label, pConn->index);
   char *msg = pConn->buffer;
 
+  setThreadName("recvUdpData");
+
   while (1) {
     dataLen = recvfrom(pConn->fd, pConn->buffer, RPC_MAX_UDP_SIZE, 0, (struct sockaddr *)&sourceAdd, &addLen);
     if (dataLen <= 0) {

src/rpc/test/rclient.c

@@ -47,6 +47,8 @@ static int tcount = 0;
 static void *sendRequest(void *param) {
   SInfo  *pInfo = (SInfo *)param;
   SRpcMsg rpcMsg = {0}; 
+
+  setThreadName("sendCliReq");
   
   tDebug("thread:%d, start to send request", pInfo->index);
 

src/rpc/test/rsclient.c

@@ -39,8 +39,10 @@ static int terror = 0;
 
 static void *sendRequest(void *param) {
   SInfo  *pInfo = (SInfo *)param;
-  SRpcMsg rpcMsg, rspMsg; 
+  SRpcMsg rpcMsg, rspMsg;
   
+  setThreadName("sendSrvReq");
+ 
   tDebug("thread:%d, start to send request", pInfo->index);
 
   while ( pInfo->numOfReqs == 0 || pInfo->num < pInfo->numOfReqs) {

src/sync/src/syncRestore.c

@@ -263,6 +263,7 @@ static int32_t syncRestoreDataStepByStep(SSyncPeer *pPeer) {
 }
 
 void *syncRestoreData(void *param) {
+  setThreadName("syncRestoreData");
   int64_t    rid = (int64_t)param;
   SSyncPeer *pPeer = syncAcquirePeer(rid);
   if (pPeer == NULL) {

src/sync/src/syncRetrieve.c

@@ -415,6 +415,7 @@ static int32_t syncRetrieveDataStepByStep(SSyncPeer *pPeer) {
 }
 
 void *syncRetrieveData(void *param) {
+  setThreadName("syncRetrievData");
   int64_t    rid = (int64_t)param;
   SSyncPeer *pPeer = syncAcquirePeer(rid);
   if (pPeer == NULL) {

src/sync/src/syncTcp.c

@@ -195,6 +195,8 @@ static void *syncProcessTcpData(void *param) {
   SConnObj *  pConn = NULL;
   struct epoll_event events[maxEvents];
 
+  setThreadName("syncTcpData");
+
   void *buffer = malloc(pInfo->bufferSize);
   taosBlockSIGPIPE();
 
@@ -257,6 +259,7 @@ static void *syncAcceptPeerTcpConnection(void *argv) {
   SPoolInfo *pInfo = &pPool->info;
 
   taosBlockSIGPIPE();
+  setThreadName("acceptTcpConn");
 
   while (1) {
     struct sockaddr_in clientAddr;

src/sync/test/syncClient.c

@@ -48,6 +48,8 @@ void *sendRequest(void *param) {
   SInfo * pInfo = (SInfo *)param;
   SRpcMsg rpcMsg = {0};
 
+  setThreadName("sendCliReq");
+
   uDebug("thread:%d, start to send request", pInfo->index);
 
   while (pInfo->numOfReqs == 0 || pInfo->num < pInfo->numOfReqs) {

src/sync/test/syncServer.c

@@ -178,6 +178,8 @@ void *processWriteQueue(void *param) {
   int   type;
   void *item;
 
+  setThreadName("writeQ");
+
   while (1) {
     int ret = taosReadQitem(qhandle, &type, &item);
     if (ret <= 0) {

src/tsdb/src/tsdbCommitQueue.c

@@ -158,6 +158,8 @@ static void *tsdbLoopCommit(void *arg) {
   STsdbRepo *   pRepo = NULL;
   TSDB_REQ_T    req;
 
+  setThreadName("tsdbCommit");
+
   while (true) {
     pthread_mutex_lock(&(pQueue->lock));
 
@@ -208,4 +210,4 @@ void tsdbDecCommitRef(int vgId) {
   int refCount = atomic_sub_fetch_32(&tsCommitQueue.refCount, 1);
   pthread_cond_broadcast(&(tsCommitQueue.queueNotEmpty));
   tsdbDebug("vgId:%d, dec commit queue ref to %d", vgId, refCount);
-}
+}

src/util/src/tcache.c

@@ -656,6 +656,8 @@ void* taosCacheTimedRefresh(void *handle) {
     return NULL;
   }
 
+  setThreadName("cacheTimedRefre");
+
   const int32_t SLEEP_DURATION = 500; //500 ms
   int64_t totalTick = pCacheObj->refreshTime / SLEEP_DURATION;
 

src/util/src/tlog.c

@@ -178,6 +178,8 @@ static void *taosThreadToOpenNewFile(void *param) {
   char keepName[LOG_FILE_NAME_LEN + 20];
   sprintf(keepName, "%s.%d", tsLogObj.logName, tsLogObj.flag);
 
+  setThreadName("openNewFile");
+
   tsLogObj.flag ^= 1;
   tsLogObj.lines = 0;
   char name[LOG_FILE_NAME_LEN + 20];
@@ -687,6 +689,8 @@ static void taosWriteLog(SLogBuff *tLogBuff) {
 
 static void *taosAsyncOutputLog(void *param) {
   SLogBuff *tLogBuff = (SLogBuff *)param;
+
+  setThreadName("asyncOutputLog");
   
   while (1) {
     //tsem_wait(&(tLogBuff->buffNotEmpty));

src/util/src/tnettest.c

@@ -50,7 +50,9 @@ static void *taosNetBindUdpPort(void *sarg) {
   struct sockaddr_in server_addr;
   struct sockaddr_in clientAddr;
 
-   if ((serverSocket = socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP)) < 0) {
+  setThreadName("netBindUdpPort");
+
+  if ((serverSocket = socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP)) < 0) {
     uError("failed to create UDP socket since %s", strerror(errno));
     return NULL;
   }
@@ -106,13 +108,15 @@ static void *taosNetBindTcpPort(void *sarg) {
   struct sockaddr_in server_addr;
   struct sockaddr_in clientAddr;
 
- STestInfo *pinfo = sarg;
+  STestInfo *pinfo = sarg;
   int32_t    port = pinfo->port;
   SOCKET     serverSocket;
   int32_t    addr_len = sizeof(clientAddr);
   SOCKET     client;
   char       buffer[BUFFER_SIZE];
 
+  setThreadName("netBindTcpPort");
+
   if ((serverSocket = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP)) < 0) {
     uError("failed to create TCP socket since %s", strerror(errno));
     return NULL;

src/util/src/tnote.c

@@ -84,6 +84,8 @@ static void *taosThreadToOpenNewNote(void *param) {
   char      name[NOTE_FILE_NAME_LEN * 2];
   SNoteObj *pNote = (SNoteObj *)param;
 
+  setThreadName("openNewNote");
+
   pNote->flag ^= 1;
   pNote->lines = 0;
   sprintf(name, "%s.%d", pNote->name, pNote->flag);

src/util/src/tsched.c

@@ -122,6 +122,8 @@ void *taosProcessSchedQueue(void *scheduler) {
   SSchedQueue *pSched = (SSchedQueue *)scheduler;
   int ret = 0;
 
+  setThreadName("schedQ");
+
   while (1) {
     if ((ret = tsem_wait(&pSched->fullSem)) != 0) {
       uFatal("wait %s fullSem failed(%s)", pSched->label, strerror(errno));
@@ -234,4 +236,4 @@ void taosDumpSchedulerStatus(void *qhandle, void *tmrId) {
   }
   
   taosTmrReset(taosDumpSchedulerStatus, DUMP_SCHEDULER_TIME_WINDOW, pSched, pSched->pTmrCtrl, &pSched->pTimer);
-}
+}

src/util/tests/trefTest.c

@@ -35,6 +35,8 @@ void *addRef(void *param) {
   SRefSpace *pSpace = (SRefSpace *)param;
   int id;
 
+  setThreadName("addRef");
+
   for (int i=0; i < pSpace->steps; ++i) {
     printf("a");
     id = random() % pSpace->refNum; 
@@ -52,6 +54,8 @@ void *removeRef(void *param) {
   SRefSpace *pSpace = (SRefSpace *)param;
   int id, code;
 
+  setThreadName("removeRef");
+
   for (int i=0; i < pSpace->steps; ++i) {
     printf("d");
     id = random() % pSpace->refNum; 
@@ -70,6 +74,8 @@ void *acquireRelease(void *param) {
   SRefSpace *pSpace = (SRefSpace *)param;
   int id;
 
+  setThreadName("acquireRelease");
+
   for (int i=0; i < pSpace->steps; ++i) {
     printf("a");
     
@@ -91,6 +97,8 @@ void myfree(void *p) {
 void *openRefSpace(void *param) {
   SRefSpace *pSpace = (SRefSpace *)param;
 
+  setThreadName("openRefSpace");
+
   printf("c");
   pSpace->rsetId = taosOpenRef(50, myfree);
 

src/vnode/src/vnodeBackup.c

@@ -61,6 +61,8 @@ static void vnodeProcessBackupMsg(SVBackupMsg *pMsg) {
 }
 
 static void *vnodeBackupFunc(void *param) {
+  setThreadName("vnodeBackup");
+
   while (1) {
     SVBackupMsg *pMsg = NULL;
     if (taosReadQitemFromQset(tsVBackupQset, NULL, (void **)&pMsg, NULL) == 0) {

src/vnode/src/vnodeWorker.c

@@ -188,6 +188,8 @@ static void vnodeProcessMWorkerMsg(SVMWorkerMsg *pMsg) {
 }
 
 static void *vnodeMWorkerFunc(void *param) {
+  setThreadName("vnodeMWorker");
+
   while (1) {
     SVMWorkerMsg *pMsg = NULL;
     if (taosReadQitemFromQset(tsVMWorkerQset, NULL, (void **)&pMsg, NULL) == 0) {

src/wal/src/walMgmt.c

@@ -192,6 +192,7 @@ static void walFsyncAll() {
 
 static void *walThreadFunc(void *param) {
   int stop = 0;
+  setThreadName("walThrd");
   while (1) {
     walUpdateSeq();
     walFsyncAll();