diff --git a/docs-2.0/5.configurations-and-logs/1.configurations/4.storage-config.md b/docs-2.0/5.configurations-and-logs/1.configurations/4.storage-config.md
index a964ba09435..3a5ef6f600a 100644
--- a/docs-2.0/5.configurations-and-logs/1.configurations/4.storage-config.md
+++ b/docs-2.0/5.configurations-and-logs/1.configurations/4.storage-config.md
@@ -115,10 +115,10 @@ For all parameters and their current values, see [Configurations](1.configuratio
 | :-- | :----- | :--- |:------------------|
 | `query_concurrently` |`true`| Whether to turn on multi-threaded queries. Enabling it can improve the latency performance of individual queries, but it will reduce the overall throughput under high pressure. | Yes|
 | `auto_remove_invalid_space` | `true` |After executing `DROP SPACE`, the specified graph space will be deleted. This parameter sets whether to delete all the data in the specified graph space at the same time. When the value is `true`, all the data in the specified graph space will be deleted at the same time.| Yes|
-| `num_io_threads` | `16` | The number of network I/O threads used to send RPC requests and receive responses. | Yes|
+| `num_io_threads` | `16` | The number of network I/O threads used to send RPC requests and receive responses. | No|
 |`num_max_connections`       |`0`              |Max active connections for all networking threads. 0 means no limit.<br/>Max connections for each networking thread = num_max_connections / num_netio_threads|No|
-| `num_worker_threads` | `32` | The number of worker threads for one RPC-based Storage service. | Yes|
-| `max_concurrent_subtasks` | `10` | The maximum number of concurrent subtasks to be executed by the task manager. | Yes|
+| `num_worker_threads` | `32` | The number of worker threads for one RPC-based Storage service. | No|
+| `max_concurrent_subtasks` | `10` | The maximum number of concurrent subtasks to be executed by the task manager. | No|
 | `snapshot_part_rate_limit` | `10485760` | The rate limit when the Raft leader synchronizes the stock data with other members of the Raft group. Unit: bytes/s. | Yes|
 | `snapshot_batch_size` | `1048576` | The amount of data sent in each batch when the Raft leader synchronizes the stock data with other members of the Raft group. Unit: bytes. | Yes|
 | `rebuild_index_part_rate_limit` | `4194304` | The rate limit when the Raft leader synchronizes the index data rate with other members of the Raft group during the index rebuilding process. Unit: bytes/s. | Yes|
@@ -128,9 +128,9 @@ For all parameters and their current values, see [Configurations](1.configuratio
 
 | Name         | Predefined value          | Description               |Whether supports runtime dynamic modifications|
 | :----------- | :------------------------ | :------------------------ |:------------------|
-| `rocksdb_db_options`                | `{}` | Specifies the RocksDB database options. | Yes|
-| `rocksdb_column_family_options`     | `{"write_buffer_size":"67108864",`<br>`"max_write_buffer_number":"4",`<br>`"max_bytes_for_level_base":"268435456"}` | Specifies the RocksDB column family options. | Yes|
-| `rocksdb_block_based_table_options` | `{"block_size":"8192"}` | Specifies the RocksDB block based table options. | Yes|
+| `rocksdb_db_options`                | `{}` | Specifies the RocksDB database options. | No|
+| `rocksdb_column_family_options`     | `{"write_buffer_size":"67108864",`<br>`"max_write_buffer_number":"4",`<br>`"max_bytes_for_level_base":"268435456"}` | Specifies the RocksDB column family options. | No|
+| `rocksdb_block_based_table_options` | `{"block_size":"8192"}` | Specifies the RocksDB block based table options. | No|
 
 The format of the RocksDB option is `{"<option_name>":"<option_value>"}`. Multiple options are separated with commas.