+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-12 16:57:12.008 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-12 16:57:12.229 1 INFO cinder.rpc [None req-2b21ec6a-84ad-4ddc-bf5f-5606ba60ec19 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-12 16:57:12.232 1 INFO cinder.rpc [None req-2b21ec6a-84ad-4ddc-bf5f-5606ba60ec19 - - - - - -] Automatically selected cinder-backup RPC version 2.3 as minimum service version.
2026-05-12 16:57:12.235 1 INFO cinder.rpc [None req-2b21ec6a-84ad-4ddc-bf5f-5606ba60ec19 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-12 16:57:12.238 1 INFO cinder.rpc [None req-2b21ec6a-84ad-4ddc-bf5f-5606ba60ec19 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-05-12 16:57:12.242 1 INFO cinder.rpc [None req-2b21ec6a-84ad-4ddc-bf5f-5606ba60ec19 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-12 16:57:12.245 1 INFO cinder.rpc [None req-2b21ec6a-84ad-4ddc-bf5f-5606ba60ec19 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-12 16:57:12.298 1 WARNING oslo_config.cfg [None req-2b21ec6a-84ad-4ddc-bf5f-5606ba60ec19 - - - - - -] 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.
2026-05-12 16:57:12.300 1 WARNING oslo_config.cfg [None req-2b21ec6a-84ad-4ddc-bf5f-5606ba60ec19 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-12 16:57:12.312 1 INFO cinder.service [-] Starting cinder-backup node (version 21.3.3)
2026-05-12 16:57:12.330 1 INFO cinder.backup.manager [None req-9e728186-8620-4fa3-a642-744e391f8812 - - - - - -] Cleaning up incomplete backup operations.
2026-05-12 16:57:12.444 1 INFO cinder.keymgr.migration [None req-f9863338-3fc4-48fe-913c-5ab0d7be0b3e - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.