+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-26 01:58:51.288 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-26 01:58:51.572 1 INFO cinder.rpc [None req-f7c15acd-9110-4f80-ad2c-2442cbd346bd - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-26 01:58:51.575 1 INFO cinder.rpc [None req-f7c15acd-9110-4f80-ad2c-2442cbd346bd - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-05-26 01:58:51.578 1 INFO cinder.rpc [None req-f7c15acd-9110-4f80-ad2c-2442cbd346bd - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-26 01:58:51.581 1 INFO cinder.rpc [None req-f7c15acd-9110-4f80-ad2c-2442cbd346bd - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-05-26 01:58:51.585 1 INFO cinder.rpc [None req-f7c15acd-9110-4f80-ad2c-2442cbd346bd - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-26 01:58:51.589 1 INFO cinder.rpc [None req-f7c15acd-9110-4f80-ad2c-2442cbd346bd - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-26 01:58:51.665 1 WARNING oslo_config.cfg [None req-f7c15acd-9110-4f80-ad2c-2442cbd346bd - - - - - -] 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.
2026-05-26 01:58:51.666 1 WARNING oslo_config.cfg [None req-f7c15acd-9110-4f80-ad2c-2442cbd346bd - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-26 01:58:51.677 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-05-26 01:58:51.706 1 INFO cinder.backup.manager [None req-dfca8a65-f87e-465b-aac3-726c74ed92fd - - - - - -] Cleaning up incomplete backup operations.
2026-05-26 01:58:51.777 1 INFO cinder.keymgr.migration [None req-75e5c7d4-5e2f-4373-951e-099b940f88c8 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.