+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-09 05:39:23.857 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-09 05:39:24.140 1 INFO cinder.rpc [None req-fb3d92aa-da5c-490d-bb6b-660d60998ce2 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-09 05:39:24.142 1 INFO cinder.rpc [None req-fb3d92aa-da5c-490d-bb6b-660d60998ce2 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-05-09 05:39:24.145 1 INFO cinder.rpc [None req-fb3d92aa-da5c-490d-bb6b-660d60998ce2 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-09 05:39:24.147 1 INFO cinder.rpc [None req-fb3d92aa-da5c-490d-bb6b-660d60998ce2 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-05-09 05:39:24.150 1 INFO cinder.rpc [None req-fb3d92aa-da5c-490d-bb6b-660d60998ce2 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-09 05:39:24.153 1 INFO cinder.rpc [None req-fb3d92aa-da5c-490d-bb6b-660d60998ce2 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-09 05:39:24.219 1 WARNING oslo_config.cfg [None req-fb3d92aa-da5c-490d-bb6b-660d60998ce2 - - - - - -] 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.
2026-05-09 05:39:24.220 1 WARNING oslo_config.cfg [None req-fb3d92aa-da5c-490d-bb6b-660d60998ce2 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-09 05:39:24.229 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.1)
2026-05-09 05:39:24.252 1 INFO cinder.backup.manager [None req-0b7972d9-4634-4c83-9bc5-97392e6438f1 - - - - - -] Cleaning up incomplete backup operations.
2026-05-09 05:39:24.326 1 INFO cinder.keymgr.migration [None req-3de7b4df-c5b4-45bc-a2e7-c43eabfcae6a - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.