diff --git a/debug/tools/__init__.py b/debug/tools/compare_tools/__init__.py
similarity index 100%
rename from debug/tools/__init__.py
rename to debug/tools/compare_tools/__init__.py
diff --git a/debug/tools/torch_op_compare.py b/debug/tools/compare_tools/torch_op_compare.py
similarity index 100%
rename from debug/tools/torch_op_compare.py
rename to debug/tools/compare_tools/torch_op_compare.py
diff --git a/debug/tools/cluster_profiling_data_copyl.sh b/debug/tools/distribute_tools/cluster_profiling_data_copyl.sh
similarity index 100%
rename from debug/tools/cluster_profiling_data_copyl.sh
rename to debug/tools/distribute_tools/cluster_profiling_data_copyl.sh
diff --git a/debug/tools/config.json b/debug/tools/distribute_tools/config.json
similarity index 100%
rename from debug/tools/config.json
rename to debug/tools/distribute_tools/config.json
diff --git a/debug/tools/distribute_modify_hostname.bash b/debug/tools/distribute_tools/distribute_modify_hostname.bash
similarity index 97%
rename from debug/tools/distribute_modify_hostname.bash
rename to debug/tools/distribute_tools/distribute_modify_hostname.bash
index 3ec6dca3cc94478a670965bb68a227d7b61f2f42..c835ea51dcaf3132a203312aef3346d094229e96 100644
--- a/debug/tools/distribute_modify_hostname.bash
+++ b/debug/tools/distribute_tools/distribute_modify_hostname.bash
@@ -37,7 +37,7 @@ get_node_passwd()
 cluster_account_config_path=$1
 
 node_list=$(get_cluster_list ${cluster_account_config_path})
-echo"-------begin--------"
+echo "-------begin--------"
 
 for node in ${node_list}
 do