+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-05 11:30:20.048 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-05 11:30:20.295 1 INFO cinder.rpc [None req-38bac1fb-1652-4f04-816c-670bfad4b9ad - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-05 11:30:20.298 1 INFO cinder.rpc [None req-38bac1fb-1652-4f04-816c-670bfad4b9ad - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-05 11:30:20.300 1 INFO cinder.rpc [None req-38bac1fb-1652-4f04-816c-670bfad4b9ad - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-05 11:30:20.303 1 INFO cinder.rpc [None req-38bac1fb-1652-4f04-816c-670bfad4b9ad - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-08-05 11:30:20.306 1 INFO cinder.rpc [None req-38bac1fb-1652-4f04-816c-670bfad4b9ad - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-05 11:30:20.309 1 INFO cinder.rpc [None req-38bac1fb-1652-4f04-816c-670bfad4b9ad - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-05 11:30:20.440 1 WARNING oslo_config.cfg [None req-38bac1fb-1652-4f04-816c-670bfad4b9ad - - - - - -] 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 11:30:20.441 1 WARNING oslo_config.cfg [None req-38bac1fb-1652-4f04-816c-670bfad4b9ad - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-05 11:30:20.454 1 INFO cinder.service [-] Starting cinder-backup node (version 23.5.0)
2026-08-05 11:30:20.471 1 INFO cinder.backup.manager [None req-150137da-947d-4663-905e-c2c9b1bf0511 - - - - - -] Cleaning up incomplete backup operations.
2026-08-05 11:30:20.525 1 INFO cinder.keymgr.migration [None req-6e2d38fc-7881-43e4-8b52-ea4630dc3ac7 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.