+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-11 16:07:16.201 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-11 16:07:16.509 1 INFO cinder.rpc [None req-330dfb74-55e2-4433-b943-094edcd3274a - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-11 16:07:16.512 1 INFO cinder.rpc [None req-330dfb74-55e2-4433-b943-094edcd3274a - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-11 16:07:16.514 1 INFO cinder.rpc [None req-330dfb74-55e2-4433-b943-094edcd3274a - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-11 16:07:16.516 1 INFO cinder.rpc [None req-330dfb74-55e2-4433-b943-094edcd3274a - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-08-11 16:07:16.519 1 INFO cinder.rpc [None req-330dfb74-55e2-4433-b943-094edcd3274a - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-11 16:07:16.522 1 INFO cinder.rpc [None req-330dfb74-55e2-4433-b943-094edcd3274a - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-11 16:07:16.595 1 WARNING oslo_config.cfg [None req-330dfb74-55e2-4433-b943-094edcd3274a - - - - - -] 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.
2026-08-11 16:07:16.596 1 WARNING oslo_config.cfg [None req-330dfb74-55e2-4433-b943-094edcd3274a - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-11 16:07:16.604 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-08-11 16:07:16.630 1 INFO cinder.backup.manager [None req-46e8aba8-0a12-4877-86f6-37792a9bc434 - - - - - -] Cleaning up incomplete backup operations.
2026-08-11 16:07:16.692 1 INFO cinder.keymgr.migration [None req-d3320898-86dd-4a73-8742-8e676ba75c6e - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.