+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-14 17:58:32.155 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-14 17:58:32.430 1 INFO cinder.rpc [None req-fc21e98d-f510-4fa1-ab00-cdbee1b64844 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-14 17:58:32.433 1 INFO cinder.rpc [None req-fc21e98d-f510-4fa1-ab00-cdbee1b64844 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-14 17:58:32.436 1 INFO cinder.rpc [None req-fc21e98d-f510-4fa1-ab00-cdbee1b64844 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-14 17:58:32.438 1 INFO cinder.rpc [None req-fc21e98d-f510-4fa1-ab00-cdbee1b64844 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-07-14 17:58:32.442 1 INFO cinder.rpc [None req-fc21e98d-f510-4fa1-ab00-cdbee1b64844 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-14 17:58:32.444 1 INFO cinder.rpc [None req-fc21e98d-f510-4fa1-ab00-cdbee1b64844 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-14 17:58:32.517 1 WARNING oslo_config.cfg [None req-fc21e98d-f510-4fa1-ab00-cdbee1b64844 - - - - - -] 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.
2026-07-14 17:58:32.519 1 WARNING oslo_config.cfg [None req-fc21e98d-f510-4fa1-ab00-cdbee1b64844 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-14 17:58:32.529 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-07-14 17:58:32.554 1 INFO cinder.backup.manager [None req-ad545c5e-72f9-4b7a-80e5-10111d08b808 - - - - - -] Cleaning up incomplete backup operations.
2026-07-14 17:58:32.621 1 INFO cinder.keymgr.migration [None req-2d9a97d9-44b3-45c2-a357-f763981c250f - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.