+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-09-15 11:51:59.228 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-09-15 11:51:59.465 1 INFO cinder.rpc [None req-1896df5b-2a4a-443c-b59e-24f228d83481 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-09-15 11:51:59.468 1 INFO cinder.rpc [None req-1896df5b-2a4a-443c-b59e-24f228d83481 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-09-15 11:51:59.471 1 INFO cinder.rpc [None req-1896df5b-2a4a-443c-b59e-24f228d83481 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-09-15 11:51:59.475 1 INFO cinder.rpc [None req-1896df5b-2a4a-443c-b59e-24f228d83481 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-09-15 11:51:59.480 1 INFO cinder.rpc [None req-1896df5b-2a4a-443c-b59e-24f228d83481 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-09-15 11:51:59.483 1 INFO cinder.rpc [None req-1896df5b-2a4a-443c-b59e-24f228d83481 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-09-15 11:51:59.553 1 WARNING oslo_config.cfg [None req-1896df5b-2a4a-443c-b59e-24f228d83481 - - - - - -] 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.
2026-09-15 11:51:59.554 1 WARNING oslo_config.cfg [None req-1896df5b-2a4a-443c-b59e-24f228d83481 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-09-15 11:51:59.563 1 INFO cinder.service [-] Starting cinder-backup node (version 22.3.0)
2026-09-15 11:51:59.581 1 INFO cinder.backup.manager [None req-8418f525-f21f-4f69-a5f3-8efac96234f3 - - - - - -] Cleaning up incomplete backup operations.
2026-09-15 11:51:59.730 1 INFO cinder.keymgr.migration [None req-a5b99714-04e5-47f4-afd5-14410969e0ae - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.