+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-30 21:35:04.423 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-30 21:35:04.695 1 INFO cinder.rpc [None req-65fcc3b6-5ebd-4b0d-8c2f-5fb0208ee288 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-30 21:35:04.698 1 INFO cinder.rpc [None req-65fcc3b6-5ebd-4b0d-8c2f-5fb0208ee288 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-30 21:35:04.700 1 INFO cinder.rpc [None req-65fcc3b6-5ebd-4b0d-8c2f-5fb0208ee288 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-30 21:35:04.702 1 INFO cinder.rpc [None req-65fcc3b6-5ebd-4b0d-8c2f-5fb0208ee288 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-07-30 21:35:04.704 1 INFO cinder.rpc [None req-65fcc3b6-5ebd-4b0d-8c2f-5fb0208ee288 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-30 21:35:04.716 1 INFO cinder.rpc [None req-65fcc3b6-5ebd-4b0d-8c2f-5fb0208ee288 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-30 21:35:04.813 1 WARNING oslo_config.cfg [None req-65fcc3b6-5ebd-4b0d-8c2f-5fb0208ee288 - - - - - -] 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.
2026-07-30 21:35:04.814 1 WARNING oslo_config.cfg [None req-65fcc3b6-5ebd-4b0d-8c2f-5fb0208ee288 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-30 21:35:04.825 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-07-30 21:35:04.849 1 INFO cinder.backup.manager [None req-2838140d-0f9e-4b2a-93b2-2dddc26e15fe - - - - - -] Cleaning up incomplete backup operations.
2026-07-30 21:35:04.910 1 INFO cinder.keymgr.migration [None req-eeafeeb3-4aae-49b5-bd5d-086d8e845c7b - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.