+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-24 00:17:03.395 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-24 00:17:03.670 1 INFO cinder.rpc [None req-a53189ee-e5e8-4d2d-b0f0-8b8f763b13f2 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-24 00:17:03.672 1 INFO cinder.rpc [None req-a53189ee-e5e8-4d2d-b0f0-8b8f763b13f2 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-24 00:17:03.674 1 INFO cinder.rpc [None req-a53189ee-e5e8-4d2d-b0f0-8b8f763b13f2 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-24 00:17:03.676 1 INFO cinder.rpc [None req-a53189ee-e5e8-4d2d-b0f0-8b8f763b13f2 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-07-24 00:17:03.679 1 INFO cinder.rpc [None req-a53189ee-e5e8-4d2d-b0f0-8b8f763b13f2 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-24 00:17:03.682 1 INFO cinder.rpc [None req-a53189ee-e5e8-4d2d-b0f0-8b8f763b13f2 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-24 00:17:03.746 1 WARNING oslo_config.cfg [None req-a53189ee-e5e8-4d2d-b0f0-8b8f763b13f2 - - - - - -] 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.
2026-07-24 00:17:03.748 1 WARNING oslo_config.cfg [None req-a53189ee-e5e8-4d2d-b0f0-8b8f763b13f2 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-24 00:17:03.759 1 INFO cinder.service [-] Starting cinder-backup node (version 26.3.0)
2026-07-24 00:17:03.784 1 INFO cinder.backup.manager [None req-2b5c0aab-2aad-4a0d-9315-0962fb9aff40 - - - - - -] Cleaning up incomplete backup operations.
2026-07-24 00:17:03.828 1 INFO cinder.keymgr.migration [None req-de3b564b-82de-4afc-a692-992a1b40242b - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.