+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-13 08:48:28.654 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-13 08:48:28.931 1 INFO cinder.rpc [None req-028f33f8-a275-4b60-a7f3-55e799500419 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-13 08:48:28.936 1 INFO cinder.rpc [None req-028f33f8-a275-4b60-a7f3-55e799500419 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-13 08:48:28.938 1 INFO cinder.rpc [None req-028f33f8-a275-4b60-a7f3-55e799500419 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-13 08:48:28.941 1 INFO cinder.rpc [None req-028f33f8-a275-4b60-a7f3-55e799500419 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-08-13 08:48:28.952 1 INFO cinder.rpc [None req-028f33f8-a275-4b60-a7f3-55e799500419 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-13 08:48:28.955 1 INFO cinder.rpc [None req-028f33f8-a275-4b60-a7f3-55e799500419 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-13 08:48:29.020 1 WARNING oslo_config.cfg [None req-028f33f8-a275-4b60-a7f3-55e799500419 - - - - - -] 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.
2026-08-13 08:48:29.021 1 WARNING oslo_config.cfg [None req-028f33f8-a275-4b60-a7f3-55e799500419 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-13 08:48:29.031 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-08-13 08:48:29.056 1 INFO cinder.backup.manager [None req-77a44e16-bf6b-4968-9be1-5dbdeda40cfc - - - - - -] Cleaning up incomplete backup operations.
2026-08-13 08:48:29.113 1 INFO cinder.keymgr.migration [None req-87cea0f6-198d-47c0-ac86-954facebdb65 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.