fix config

source/common/src/tglobal.c

@@ -58,7 +58,7 @@ int32_t tsNumOfMnodeFetchThreads = 1;
 int32_t tsNumOfMnodeReadThreads = 1;
 int32_t tsNumOfVnodeQueryThreads = 4;
 int32_t tsNumOfVnodeStreamThreads = 2;
-int32_t tsNumOfVnodeFetchThreads = 1;
+int32_t tsNumOfVnodeFetchThreads = 4;
 int32_t tsNumOfVnodeWriteThreads = 2;
 int32_t tsNumOfVnodeSyncThreads = 2;
 int32_t tsNumOfVnodeRsmaThreads = 2;
@@ -365,7 +365,8 @@ static int32_t taosAddServerCfg(SConfig *pCfg) {
   tsNumOfVnodeStreamThreads = TMAX(tsNumOfVnodeStreamThreads, 4);
   if (cfgAddInt32(pCfg, "numOfVnodeStreamThreads", tsNumOfVnodeStreamThreads, 4, 1024, 0) != 0) return -1;
 
-  tsNumOfVnodeFetchThreads = 1;
+  tsNumOfVnodeFetchThreads = tsNumOfCores / 4;
+  tsNumOfVnodeFetchThreads = TMAX(tsNumOfVnodeFetchThreads, 4);
   if (cfgAddInt32(pCfg, "numOfVnodeFetchThreads", tsNumOfVnodeFetchThreads, 4, 1024, 0) != 0) return -1;
 
   tsNumOfVnodeWriteThreads = tsNumOfCores;