+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-03-18 08:34:48.183 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-03-18 08:34:48.456 1 INFO cinder.rpc [None req-c21f3f10-ebfd-419a-aab2-476167ee4630 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-03-18 08:34:48.458 1 INFO cinder.rpc [None req-c21f3f10-ebfd-419a-aab2-476167ee4630 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-03-18 08:34:48.459 1 INFO cinder.rpc [None req-c21f3f10-ebfd-419a-aab2-476167ee4630 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-03-18 08:34:48.466 1 INFO cinder.rpc [None req-c21f3f10-ebfd-419a-aab2-476167ee4630 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-03-18 08:34:48.470 1 INFO cinder.rpc [None req-c21f3f10-ebfd-419a-aab2-476167ee4630 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-03-18 08:34:48.474 1 INFO cinder.rpc [None req-c21f3f10-ebfd-419a-aab2-476167ee4630 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-03-18 08:34:48.533 1 WARNING oslo_config.cfg [None req-c21f3f10-ebfd-419a-aab2-476167ee4630 - - - - - -] 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.
2026-03-18 08:34:48.534 1 WARNING oslo_config.cfg [None req-c21f3f10-ebfd-419a-aab2-476167ee4630 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-03-18 08:34:48.545 1 INFO cinder.service [-] Starting cinder-backup node (version 26.2.1)
2026-03-18 08:34:48.569 1 INFO cinder.backup.manager [None req-8b650061-a529-459a-9711-a0b16fd768bb - - - - - -] Cleaning up incomplete backup operations.
2026-03-18 08:34:48.628 1 INFO cinder.keymgr.migration [None req-4afac131-068d-477b-a60d-520cee66a080 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.