add debug log

source/dnode/vnode/src/vnd/vnodeSvr.c

@@ -312,10 +312,13 @@ int32_t vnodeProcessWriteMsg(SVnode *pVnode, SRpcMsg *pMsg, int64_t version, SRp
 
   walApplyVer(pVnode->pWal, version);
 
+  vInfo("vgId:%d, push msg begin", pVnode->config.vgId);
   if (tqPushMsg(pVnode->pTq, pMsg->pCont, pMsg->contLen, pMsg->msgType, version) < 0) {
     vError("vgId:%d, failed to push msg to TQ since %s", TD_VID(pVnode), tstrerror(terrno));
+    vInfo("vgId:%d, push msg end", pVnode->config.vgId);
     return -1;
   }
+  vInfo("vgId:%d, push msg end", pVnode->config.vgId);
 
   // commit if need
   if (needCommit) {