feat: enable thread local dispatcher by default

packaging/cfg/taos.cfg

@@ -315,7 +315,7 @@ keepColumnName            1
 # asyncBatchEnable   1
 
 # enable thread local batch dispatcher
-# asyncBatchThreadLocal   0
+# asyncBatchThreadLocal   1
 
 # taosc async insertion batch size, maximum 65535
 # asyncBatchSize     256

src/common/src/tglobal.c

@@ -133,7 +133,7 @@ int64_t tsMaxRetentWindow = 24 * 3600L;  // maximum time window tolerance
 // The statements will be sent to vnodes no more than `tsAsyncBatchTimeout` milliseconds. But the actual time vnodes
 // received the statements depends on the network quality.
 bool    tsAsyncBatchEnable = true;
-bool    tsAsyncBatchThreadLocal = false;    // if thread local enable, each thread will allocate a dispatcher.
+bool    tsAsyncBatchThreadLocal = true;    // if thread local enable, each thread will allocate a dispatcher.
 int32_t tsAsyncBatchSize = 96;
 int32_t tsAsyncBatchTimeout = 10;