diff --git a/conf/nebula-storaged.conf.default b/conf/nebula-storaged.conf.default
index eef25b7f8..5b61c7e4c 100644
--- a/conf/nebula-storaged.conf.default
+++ b/conf/nebula-storaged.conf.default
@@ -104,3 +104,5 @@
 ############## Runtime global Options ##############
 # Index rebuild batch number
 --rebuild_index_batch_num=256
+# Index rebuild processing interval, microsecond.
+--rebuild_index_process_interval=30000
diff --git a/conf/nebula-storaged.conf.production b/conf/nebula-storaged.conf.production
index 2c09907a8..380e59379 100644
--- a/conf/nebula-storaged.conf.production
+++ b/conf/nebula-storaged.conf.production
@@ -105,3 +105,5 @@
 ############## Runtime global Options ##############
 # Index rebuild batch number
 --rebuild_index_batch_num=256
+# Index rebuild processing interval, microsecond.
+--rebuild_index_process_interval=30000
diff --git a/src/storage/StorageFlags.cpp b/src/storage/StorageFlags.cpp
index e2a0bb9bb..6671e1530 100644
--- a/src/storage/StorageFlags.cpp
+++ b/src/storage/StorageFlags.cpp
@@ -26,6 +26,9 @@ DEFINE_int32(rebuild_index_batch_num, 256,
 DEFINE_int32(rebuild_index_locked_threshold, 256,
              "The locked threshold will refuse writing.");
 
+DEFINE_int32(rebuild_index_process_interval, 30000,
+             "Index rebuild processing interval, microsecond.");
+
 DEFINE_bool(enable_vertex_cache, true, "Enable vertex cache");
 
 DEFINE_int32(reader_handlers, 32, "Total reader handlers");
diff --git a/src/storage/StorageFlags.h b/src/storage/StorageFlags.h
index 456a19943..48936acea 100644
--- a/src/storage/StorageFlags.h
+++ b/src/storage/StorageFlags.h
@@ -23,6 +23,8 @@ DECLARE_int32(rebuild_index_batch_num);
 
 DECLARE_int32(rebuild_index_locked_threshold);
 
+DECLARE_int32(rebuild_index_process_interval);
+
 DECLARE_bool(enable_vertex_cache);
 
 DECLARE_int32(reader_handlers);
diff --git a/src/storage/admin/RebuildEdgeIndexTask.cpp b/src/storage/admin/RebuildEdgeIndexTask.cpp
index 9e3241d7f..42a4444d8 100644
--- a/src/storage/admin/RebuildEdgeIndexTask.cpp
+++ b/src/storage/admin/RebuildEdgeIndexTask.cpp
@@ -157,6 +157,7 @@ RebuildEdgeIndexTask::buildIndexGlobal(GraphSpaceID space,
             }
         }
         iter->next();
+        usleep(FLAGS_rebuild_index_process_interval);
     }
 
     auto result = writeData(space, part, std::move(data));
diff --git a/src/storage/admin/RebuildIndexTask.cpp b/src/storage/admin/RebuildIndexTask.cpp
index 57000ba2e..7a695e12b 100644
--- a/src/storage/admin/RebuildIndexTask.cpp
+++ b/src/storage/admin/RebuildIndexTask.cpp
@@ -160,6 +160,7 @@ RebuildIndexTask::buildIndexOnOperations(GraphSpaceID space, PartitionID part) {
                 operations.clear();
             }
             operationIter->next();
+            usleep(FLAGS_rebuild_index_process_interval);
         }
 
         auto ret = cleanupOperationLogs(space, part, operations);
@@ -224,6 +225,7 @@ RebuildIndexTask::removeLegacyLogs(GraphSpaceID space,
             operations.clear();
         }
         operationIter->next();
+        usleep(FLAGS_rebuild_index_process_interval);
     }
 
     return nebula::cpp2::ErrorCode::SUCCEEDED;
diff --git a/src/storage/admin/RebuildTagIndexTask.cpp b/src/storage/admin/RebuildTagIndexTask.cpp
index 9fa6dcec2..053ec0655 100644
--- a/src/storage/admin/RebuildTagIndexTask.cpp
+++ b/src/storage/admin/RebuildTagIndexTask.cpp
@@ -140,6 +140,7 @@ RebuildTagIndexTask::buildIndexGlobal(GraphSpaceID space,
             }
         }
         iter->next();
+        usleep(FLAGS_rebuild_index_process_interval);
     }
 
     auto result = writeData(space, part, std::move(data));
diff --git a/src/storage/test/RebuildIndexTest.cpp b/src/storage/test/RebuildIndexTest.cpp
index 51e8fdadf..8a76ef7c2 100644
--- a/src/storage/test/RebuildIndexTest.cpp
+++ b/src/storage/test/RebuildIndexTest.cpp
@@ -26,6 +26,7 @@ class RebuildIndexTest : public ::testing::Test {
     static void SetUpTestCase() {
         LOG(INFO) << "SetUp RebuildIndexTest TestCase";
         FLAGS_rebuild_index_locked_threshold = 1;
+        FLAGS_rebuild_index_process_interval = 0;
         rootPath_ = std::make_unique<fs::TempDir>("/tmp/RebuildIndexTest.XXXXXX");
         cluster_ = std::make_unique<nebula::mock::MockCluster>();
         cluster_->initStorageKV(rootPath_->path());