+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-09-12 04:28:05.565 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-09-12 04:28:05.774 1 INFO cinder.rpc [None req-16370f09-736e-45b8-b6cd-c421d48381ad - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-09-12 04:28:05.777 1 INFO cinder.rpc [None req-16370f09-736e-45b8-b6cd-c421d48381ad - - - - - -] Automatically selected cinder-backup RPC version 2.3 as minimum service version.
2026-09-12 04:28:05.780 1 INFO cinder.rpc [None req-16370f09-736e-45b8-b6cd-c421d48381ad - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-09-12 04:28:05.784 1 INFO cinder.rpc [None req-16370f09-736e-45b8-b6cd-c421d48381ad - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-09-12 04:28:05.786 1 INFO cinder.rpc [None req-16370f09-736e-45b8-b6cd-c421d48381ad - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-09-12 04:28:05.789 1 INFO cinder.rpc [None req-16370f09-736e-45b8-b6cd-c421d48381ad - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-09-12 04:28:05.837 1 WARNING oslo_config.cfg [None req-16370f09-736e-45b8-b6cd-c421d48381ad - - - - - -] 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.
2026-09-12 04:28:05.838 1 WARNING oslo_config.cfg [None req-16370f09-736e-45b8-b6cd-c421d48381ad - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-09-12 04:28:05.847 1 INFO cinder.service [-] Starting cinder-backup node (version 21.3.9)
2026-09-12 04:28:05.864 1 INFO cinder.backup.manager [None req-1bb166bb-d5af-4733-b385-6e0ab34427b9 - - - - - -] Cleaning up incomplete backup operations.
2026-09-12 04:28:06.042 1 INFO cinder.keymgr.migration [None req-14b94119-2d5c-4990-83c1-5cf34ed394b4 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.