diff -Naru a/configs/det/det_mv3_db.yml b/configs/det/det_mv3_db.yml
--- a/configs/det/det_mv3_db.yml	2023-03-16 08:48:41.133714917 +0000
+++ b/configs/det/det_mv3_db.yml	2023-03-16 08:49:22.225715420 +0000
@@ -1,5 +1,5 @@
 Global:
-  use_gpu: true
+  use_gpu: false
   use_xpu: false
   use_mlu: false
   epoch_num: 1200