+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-05 22:03:27.180 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-05 22:03:27.406 1 INFO cinder.rpc [None req-3a84db8d-a67d-4587-81ee-6bcc049f4989 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-05 22:03:27.409 1 INFO cinder.rpc [None req-3a84db8d-a67d-4587-81ee-6bcc049f4989 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-05 22:03:27.412 1 INFO cinder.rpc [None req-3a84db8d-a67d-4587-81ee-6bcc049f4989 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-05 22:03:27.415 1 INFO cinder.rpc [None req-3a84db8d-a67d-4587-81ee-6bcc049f4989 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-08-05 22:03:27.418 1 INFO cinder.rpc [None req-3a84db8d-a67d-4587-81ee-6bcc049f4989 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-05 22:03:27.420 1 INFO cinder.rpc [None req-3a84db8d-a67d-4587-81ee-6bcc049f4989 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-05 22:03:27.472 1 WARNING oslo_config.cfg [None req-3a84db8d-a67d-4587-81ee-6bcc049f4989 - - - - - -] 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.
2026-08-05 22:03:27.473 1 WARNING oslo_config.cfg [None req-3a84db8d-a67d-4587-81ee-6bcc049f4989 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-05 22:03:27.484 1 INFO cinder.service [-] Starting cinder-backup node (version 22.3.1)
2026-08-05 22:03:27.502 1 INFO cinder.backup.manager [None req-a97186d5-781b-4986-a8e8-1bdab8e932ac - - - - - -] Cleaning up incomplete backup operations.
2026-08-05 22:03:27.625 1 INFO cinder.keymgr.migration [None req-92687a5b-5d28-4287-a2b0-2a6300c94c18 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.