+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-06-13 01:37:25.375 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-06-13 01:37:25.657 1 INFO cinder.rpc [None req-f32c26bd-aec6-4180-9c59-4dcc94cf414c - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-06-13 01:37:25.660 1 INFO cinder.rpc [None req-f32c26bd-aec6-4180-9c59-4dcc94cf414c - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-06-13 01:37:25.662 1 INFO cinder.rpc [None req-f32c26bd-aec6-4180-9c59-4dcc94cf414c - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-06-13 01:37:25.664 1 INFO cinder.rpc [None req-f32c26bd-aec6-4180-9c59-4dcc94cf414c - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-06-13 01:37:25.668 1 INFO cinder.rpc [None req-f32c26bd-aec6-4180-9c59-4dcc94cf414c - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-06-13 01:37:25.670 1 INFO cinder.rpc [None req-f32c26bd-aec6-4180-9c59-4dcc94cf414c - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-06-13 01:37:25.733 1 WARNING oslo_config.cfg [None req-f32c26bd-aec6-4180-9c59-4dcc94cf414c - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated for removal (The auth_uri option is deprecated in favor of www_authenticate_uri and will be removed in the S  release.).  Its value may be silently ignored in the future.
2026-06-13 01:37:25.734 1 WARNING oslo_config.cfg [None req-f32c26bd-aec6-4180-9c59-4dcc94cf414c - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-06-13 01:37:25.742 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.1)
2026-06-13 01:37:25.765 1 INFO cinder.backup.manager [None req-0bbb226e-d608-4470-8f89-1d1b1b088387 - - - - - -] Cleaning up incomplete backup operations.
2026-06-13 01:37:25.825 1 INFO cinder.keymgr.migration [None req-d9db4e37-c2fd-45ba-a0d5-1725c78126a6 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.