+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-28 20:40:39.315 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-28 20:40:39.594 1 INFO cinder.rpc [None req-a57ae855-5387-4721-8dc1-08b7b0943823 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-28 20:40:39.597 1 INFO cinder.rpc [None req-a57ae855-5387-4721-8dc1-08b7b0943823 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-28 20:40:39.599 1 INFO cinder.rpc [None req-a57ae855-5387-4721-8dc1-08b7b0943823 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-28 20:40:39.602 1 INFO cinder.rpc [None req-a57ae855-5387-4721-8dc1-08b7b0943823 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-07-28 20:40:39.604 1 INFO cinder.rpc [None req-a57ae855-5387-4721-8dc1-08b7b0943823 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-28 20:40:39.607 1 INFO cinder.rpc [None req-a57ae855-5387-4721-8dc1-08b7b0943823 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-28 20:40:39.703 1 WARNING oslo_config.cfg [None req-a57ae855-5387-4721-8dc1-08b7b0943823 - - - - - -] 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.
2026-07-28 20:40:39.704 1 WARNING oslo_config.cfg [None req-a57ae855-5387-4721-8dc1-08b7b0943823 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-28 20:40:39.713 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-07-28 20:40:39.738 1 INFO cinder.backup.manager [None req-c909fc7d-6bf0-4e2a-85d0-e413ea793ba0 - - - - - -] Cleaning up incomplete backup operations.
2026-07-28 20:40:39.796 1 INFO cinder.keymgr.migration [None req-23f1ed59-76b8-4a54-adb1-063b307afae7 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.