+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-24 15:54:25.051 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-24 15:54:25.352 1 INFO cinder.rpc [None req-88f74e46-0f9d-4d04-b385-9ee18f4d2759 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-24 15:54:25.356 1 INFO cinder.rpc [None req-88f74e46-0f9d-4d04-b385-9ee18f4d2759 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-24 15:54:25.359 1 INFO cinder.rpc [None req-88f74e46-0f9d-4d04-b385-9ee18f4d2759 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-24 15:54:25.361 1 INFO cinder.rpc [None req-88f74e46-0f9d-4d04-b385-9ee18f4d2759 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-08-24 15:54:25.364 1 INFO cinder.rpc [None req-88f74e46-0f9d-4d04-b385-9ee18f4d2759 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-24 15:54:25.366 1 INFO cinder.rpc [None req-88f74e46-0f9d-4d04-b385-9ee18f4d2759 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-24 15:54:25.442 1 WARNING oslo_config.cfg [None req-88f74e46-0f9d-4d04-b385-9ee18f4d2759 - - - - - -] 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.
2026-08-24 15:54:25.445 1 WARNING oslo_config.cfg [None req-88f74e46-0f9d-4d04-b385-9ee18f4d2759 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-24 15:54:25.456 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-08-24 15:54:25.480 1 INFO cinder.backup.manager [None req-0d8bab8c-c7e3-4c3c-a8bf-46fb006e393e - - - - - -] Cleaning up incomplete backup operations.
2026-08-24 15:54:25.540 1 INFO cinder.keymgr.migration [None req-3eefa8e0-9e09-42a3-a5be-5811bfce5d8b - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.