+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-04-21 18:04:37.082 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-04-21 18:04:37.425 1 INFO cinder.rpc [None req-d33c3673-4089-46c3-989e-feff13669f1b - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-04-21 18:04:37.429 1 INFO cinder.rpc [None req-d33c3673-4089-46c3-989e-feff13669f1b - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-04-21 18:04:37.432 1 INFO cinder.rpc [None req-d33c3673-4089-46c3-989e-feff13669f1b - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-04-21 18:04:37.436 1 INFO cinder.rpc [None req-d33c3673-4089-46c3-989e-feff13669f1b - - - - - -] Automatically selected cinder-volume RPC version 3.19 as minimum service version.
2026-04-21 18:04:37.441 1 INFO cinder.rpc [None req-d33c3673-4089-46c3-989e-feff13669f1b - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-04-21 18:04:37.445 1 INFO cinder.rpc [None req-d33c3673-4089-46c3-989e-feff13669f1b - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-04-21 18:04:37.509 1 WARNING oslo_config.cfg [None req-d33c3673-4089-46c3-989e-feff13669f1b - - - - - -] 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.
2026-04-21 18:04:37.511 1 WARNING oslo_config.cfg [None req-d33c3673-4089-46c3-989e-feff13669f1b - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-04-21 18:04:37.521 1 INFO cinder.service [-] Starting cinder-backup node (version 24.4.1)
2026-04-21 18:04:37.540 1 INFO cinder.backup.manager [None req-1b172127-8308-4e48-8eb2-1fdfac63d127 - - - - - -] Cleaning up incomplete backup operations.
2026-04-21 18:04:37.614 1 INFO cinder.keymgr.migration [None req-89848f51-3054-4645-9092-3a5474c46654 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.