+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-28 04:32:06.264 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-28 04:32:06.466 1 INFO cinder.rpc [None req-3953ff9f-11f2-4b6f-8e22-5c5f4e8225ba - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-28 04:32:06.469 1 INFO cinder.rpc [None req-3953ff9f-11f2-4b6f-8e22-5c5f4e8225ba - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-28 04:32:06.472 1 INFO cinder.rpc [None req-3953ff9f-11f2-4b6f-8e22-5c5f4e8225ba - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-28 04:32:06.475 1 INFO cinder.rpc [None req-3953ff9f-11f2-4b6f-8e22-5c5f4e8225ba - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-08-28 04:32:06.478 1 INFO cinder.rpc [None req-3953ff9f-11f2-4b6f-8e22-5c5f4e8225ba - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-28 04:32:06.481 1 INFO cinder.rpc [None req-3953ff9f-11f2-4b6f-8e22-5c5f4e8225ba - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-28 04:32:06.530 1 WARNING oslo_config.cfg [None req-3953ff9f-11f2-4b6f-8e22-5c5f4e8225ba - - - - - -] 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.
2026-08-28 04:32:06.531 1 WARNING oslo_config.cfg [None req-3953ff9f-11f2-4b6f-8e22-5c5f4e8225ba - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-28 04:32:06.540 1 INFO cinder.service [-] Starting cinder-backup node (version 22.3.7)
2026-08-28 04:32:06.556 1 INFO cinder.backup.manager [None req-3d62a6a5-920e-43f6-9275-e90a265fb99d - - - - - -] Cleaning up incomplete backup operations.
2026-08-28 04:32:06.759 1 INFO cinder.keymgr.migration [None req-8799b820-0796-4788-ba25-1cee908c86a4 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.