+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-16 10:17:38.307 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-16 10:17:38.583 1 INFO cinder.rpc [None req-c720b96d-30c5-4ec6-a909-ce262fb5810a - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-16 10:17:38.586 1 INFO cinder.rpc [None req-c720b96d-30c5-4ec6-a909-ce262fb5810a - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-16 10:17:38.588 1 INFO cinder.rpc [None req-c720b96d-30c5-4ec6-a909-ce262fb5810a - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-16 10:17:38.591 1 INFO cinder.rpc [None req-c720b96d-30c5-4ec6-a909-ce262fb5810a - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-07-16 10:17:38.594 1 INFO cinder.rpc [None req-c720b96d-30c5-4ec6-a909-ce262fb5810a - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-16 10:17:38.597 1 INFO cinder.rpc [None req-c720b96d-30c5-4ec6-a909-ce262fb5810a - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-16 10:17:38.672 1 WARNING oslo_config.cfg [None req-c720b96d-30c5-4ec6-a909-ce262fb5810a - - - - - -] 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.
2026-07-16 10:17:38.673 1 WARNING oslo_config.cfg [None req-c720b96d-30c5-4ec6-a909-ce262fb5810a - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-16 10:17:38.681 1 INFO cinder.service [-] Starting cinder-backup node (version 26.2.1)
2026-07-16 10:17:38.706 1 INFO cinder.backup.manager [None req-793a89e3-faa7-4dde-84de-e41984c8afc3 - - - - - -] Cleaning up incomplete backup operations.
2026-07-16 10:17:38.756 1 INFO cinder.keymgr.migration [None req-248bd6cf-fbcb-4ac9-bfb5-03d0a7c04aca - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.