+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-03-06 22:29:34.403 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-03-06 22:29:34.688 1 INFO cinder.rpc [None req-9a23d6f4-bc5b-4032-9cf6-279346bd272e - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-03-06 22:29:34.691 1 INFO cinder.rpc [None req-9a23d6f4-bc5b-4032-9cf6-279346bd272e - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-03-06 22:29:34.693 1 INFO cinder.rpc [None req-9a23d6f4-bc5b-4032-9cf6-279346bd272e - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-03-06 22:29:34.695 1 INFO cinder.rpc [None req-9a23d6f4-bc5b-4032-9cf6-279346bd272e - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-03-06 22:29:34.698 1 INFO cinder.rpc [None req-9a23d6f4-bc5b-4032-9cf6-279346bd272e - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-03-06 22:29:34.701 1 INFO cinder.rpc [None req-9a23d6f4-bc5b-4032-9cf6-279346bd272e - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-03-06 22:29:34.761 1 WARNING oslo_config.cfg [None req-9a23d6f4-bc5b-4032-9cf6-279346bd272e - - - - - -] 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.
2026-03-06 22:29:34.763 1 WARNING oslo_config.cfg [None req-9a23d6f4-bc5b-4032-9cf6-279346bd272e - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-03-06 22:29:34.772 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-03-06 22:29:34.797 1 INFO cinder.backup.manager [None req-b14f8bc9-fddd-4e38-8770-9b2195c60d4c - - - - - -] Cleaning up incomplete backup operations.
2026-03-06 22:29:34.852 1 INFO cinder.keymgr.migration [None req-4c621660-e3e7-4714-99c4-a666f48c00b0 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.