+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-16 03:06:05.498 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-16 03:06:05.775 1 INFO cinder.rpc [None req-c6e0b822-2b78-4554-a75b-01f79c9f39ad - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-16 03:06:05.777 1 INFO cinder.rpc [None req-c6e0b822-2b78-4554-a75b-01f79c9f39ad - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-16 03:06:05.780 1 INFO cinder.rpc [None req-c6e0b822-2b78-4554-a75b-01f79c9f39ad - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-16 03:06:05.782 1 INFO cinder.rpc [None req-c6e0b822-2b78-4554-a75b-01f79c9f39ad - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-07-16 03:06:05.784 1 INFO cinder.rpc [None req-c6e0b822-2b78-4554-a75b-01f79c9f39ad - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-16 03:06:05.787 1 INFO cinder.rpc [None req-c6e0b822-2b78-4554-a75b-01f79c9f39ad - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-16 03:06:05.846 1 WARNING oslo_config.cfg [None req-c6e0b822-2b78-4554-a75b-01f79c9f39ad - - - - - -] 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.
2026-07-16 03:06:05.847 1 WARNING oslo_config.cfg [None req-c6e0b822-2b78-4554-a75b-01f79c9f39ad - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-16 03:06:05.857 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.1)
2026-07-16 03:06:05.880 1 INFO cinder.backup.manager [None req-2e598948-574c-4819-8f08-4c010b8e4d1b - - - - - -] Cleaning up incomplete backup operations.
2026-07-16 03:06:05.944 1 INFO cinder.keymgr.migration [None req-c495ba94-eef6-4ee2-a992-855aa6a978b9 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.