diff --git a/src/observer/ob_server_reload_config.cpp b/src/observer/ob_server_reload_config.cpp
index 3f470e8da24185a49c6d3631aeb15b37a0f9a1ca..8f08bfc3aee711cb1f318718ab5463706b7224bc 100644
--- a/src/observer/ob_server_reload_config.cpp
+++ b/src/observer/ob_server_reload_config.cpp
@@ -327,6 +327,7 @@ int ObServerReloadConfig::operator()()
   share::ObTaskController::get().set_log_rate_limit(GCONF.syslog_io_bandwidth_limit.get_value());
 
   if (nullptr != GCTX.omt_) {
+    GCTX.omt_->set_node_quota(GCONF.cpu_count.get_value());
     GCTX.omt_->set_workers_per_cpu(GCONF.workers_per_cpu_quota.get_value());
   }
 
diff --git a/src/observer/omt/ob_multi_tenant.cpp b/src/observer/omt/ob_multi_tenant.cpp
index 48619f5029de91599dd2e2c6a69895e849481ae0..3cd0ff28a1056bad3b23fb8591310c557f237f15 100644
--- a/src/observer/omt/ob_multi_tenant.cpp
+++ b/src/observer/omt/ob_multi_tenant.cpp
@@ -744,6 +744,11 @@ void ObMultiTenant::set_workers_per_cpu(int64_t v)
   LOG_INFO("set max workers", K(max_workers_cnt));
 }
 
+void ObMultiTenant::set_node_quota(double node_quota)
+{
+  node_quota_ = node_quota;
+}
+
 void ObMultiTenant::run1()
 {
   lib::set_thread_name("MultiTenant");
diff --git a/src/observer/omt/ob_multi_tenant.h b/src/observer/omt/ob_multi_tenant.h
index a0620387b8db9af1295e6f2338aa532ba440c9c8..64284152262d29df274b146d34533e4478391974 100644
--- a/src/observer/omt/ob_multi_tenant.h
+++ b/src/observer/omt/ob_multi_tenant.h
@@ -117,6 +117,7 @@ public:
   inline bool has_synced() const;
 
   void set_workers_per_cpu(int64_t v);
+  void set_node_quota(double node_quota);
 
 protected:
   void run1();