+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-28 22:10:48.502 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-28 22:10:48.743 1 INFO cinder.rpc [None req-896e3e53-42bf-45d6-b89c-223aef0c2e50 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-28 22:10:48.746 1 INFO cinder.rpc [None req-896e3e53-42bf-45d6-b89c-223aef0c2e50 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-05-28 22:10:48.749 1 INFO cinder.rpc [None req-896e3e53-42bf-45d6-b89c-223aef0c2e50 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-28 22:10:48.752 1 INFO cinder.rpc [None req-896e3e53-42bf-45d6-b89c-223aef0c2e50 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-05-28 22:10:48.755 1 INFO cinder.rpc [None req-896e3e53-42bf-45d6-b89c-223aef0c2e50 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-28 22:10:48.759 1 INFO cinder.rpc [None req-896e3e53-42bf-45d6-b89c-223aef0c2e50 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-28 22:10:48.911 1 WARNING oslo_config.cfg [None req-896e3e53-42bf-45d6-b89c-223aef0c2e50 - - - - - -] 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.
2026-05-28 22:10:48.912 1 WARNING oslo_config.cfg [None req-896e3e53-42bf-45d6-b89c-223aef0c2e50 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-28 22:10:48.923 1 INFO cinder.service [-] Starting cinder-backup node (version 23.5.0)
2026-05-28 22:10:48.941 1 INFO cinder.backup.manager [None req-39bd0fc7-47e9-442c-b39a-ad6e69b1ab5f - - - - - -] Cleaning up incomplete backup operations.
2026-05-28 22:10:48.997 1 INFO cinder.keymgr.migration [None req-c7f32fbb-5a2e-4b90-a867-6717526dd681 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.