+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-31 00:15:42.642 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-31 00:15:42.932 1 INFO cinder.rpc [None req-38b4829a-2413-491d-9102-d81a4a8941e5 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-31 00:15:42.935 1 INFO cinder.rpc [None req-38b4829a-2413-491d-9102-d81a4a8941e5 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-31 00:15:42.937 1 INFO cinder.rpc [None req-38b4829a-2413-491d-9102-d81a4a8941e5 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-31 00:15:42.939 1 INFO cinder.rpc [None req-38b4829a-2413-491d-9102-d81a4a8941e5 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-07-31 00:15:42.942 1 INFO cinder.rpc [None req-38b4829a-2413-491d-9102-d81a4a8941e5 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-31 00:15:42.945 1 INFO cinder.rpc [None req-38b4829a-2413-491d-9102-d81a4a8941e5 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-31 00:15:43.055 1 WARNING oslo_config.cfg [None req-38b4829a-2413-491d-9102-d81a4a8941e5 - - - - - -] 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.
2026-07-31 00:15:43.056 1 WARNING oslo_config.cfg [None req-38b4829a-2413-491d-9102-d81a4a8941e5 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-31 00:15:43.066 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-07-31 00:15:43.093 1 INFO cinder.backup.manager [None req-4aeba337-9c0c-4b31-8729-3ae85091fba8 - - - - - -] Cleaning up incomplete backup operations.
2026-07-31 00:15:43.157 1 INFO cinder.keymgr.migration [None req-825005d2-f740-4231-85ac-28eec26d3aca - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.