diff --git a/src/rootserver/ob_primary_ls_service.cpp b/src/rootserver/ob_primary_ls_service.cpp
index a3bb107476..eadbd79d38 100755
--- a/src/rootserver/ob_primary_ls_service.cpp
+++ b/src/rootserver/ob_primary_ls_service.cpp
@@ -2131,7 +2131,7 @@ void ObPrimaryLSService::do_work()
     ret = OB_NOT_INIT;
     LOG_WARN("not init", K(ret));
   } else {
-    int64_t idle_time_us = 100 * 1000L;
+    int64_t idle_time_us = 1000 * 1000L;
     int tmp_ret = OB_SUCCESS;
     while (!has_set_stop()) {
       {
diff --git a/src/storage/tx/ob_trans_define_v4.cpp b/src/storage/tx/ob_trans_define_v4.cpp
index 00723247c7..7a3fb8cca3 100644
--- a/src/storage/tx/ob_trans_define_v4.cpp
+++ b/src/storage/tx/ob_trans_define_v4.cpp
@@ -1108,7 +1108,7 @@ ObString ObTxReadSnapshot::get_source_name() const
 }
 
 ObTxExecResult::ObTxExecResult()
-  : allocator_("TxExecResult", MTL_ID()),
+  : allocator_("TxExecResult", 0 == MTL_ID() ? OB_SERVER_TENANT_ID : MTL_ID()),
     incomplete_(false),
     touched_ls_list_(OB_MALLOC_NORMAL_BLOCK_SIZE, allocator_),
     parts_(OB_MALLOC_NORMAL_BLOCK_SIZE, allocator_),