+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-27 01:05:45.844 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-27 01:05:46.166 1 INFO cinder.rpc [None req-ca1efa28-fbfd-4170-94d2-be94a2830b03 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-27 01:05:46.168 1 INFO cinder.rpc [None req-ca1efa28-fbfd-4170-94d2-be94a2830b03 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-05-27 01:05:46.172 1 INFO cinder.rpc [None req-ca1efa28-fbfd-4170-94d2-be94a2830b03 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-27 01:05:46.174 1 INFO cinder.rpc [None req-ca1efa28-fbfd-4170-94d2-be94a2830b03 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-05-27 01:05:46.177 1 INFO cinder.rpc [None req-ca1efa28-fbfd-4170-94d2-be94a2830b03 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-27 01:05:46.180 1 INFO cinder.rpc [None req-ca1efa28-fbfd-4170-94d2-be94a2830b03 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-27 01:05:46.259 1 WARNING oslo_config.cfg [None req-ca1efa28-fbfd-4170-94d2-be94a2830b03 - - - - - -] 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.
2026-05-27 01:05:46.260 1 WARNING oslo_config.cfg [None req-ca1efa28-fbfd-4170-94d2-be94a2830b03 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-27 01:05:46.271 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-05-27 01:05:46.300 1 INFO cinder.backup.manager [None req-1bda4368-270b-4b5a-aa55-3c1b5bdd3cbe - - - - - -] Cleaning up incomplete backup operations.
2026-05-27 01:05:46.364 1 INFO cinder.keymgr.migration [None req-0ae0de3b-335d-44bd-9d7f-52e8bf44e649 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.