+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-24 15:53:36.838 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-24 15:53:37.184 1 INFO cinder.rpc [None req-d3bb65d1-f79c-4e0a-be50-c7c649ef04fe - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-24 15:53:37.188 1 INFO cinder.rpc [None req-d3bb65d1-f79c-4e0a-be50-c7c649ef04fe - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-24 15:53:37.191 1 INFO cinder.rpc [None req-d3bb65d1-f79c-4e0a-be50-c7c649ef04fe - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-24 15:53:37.194 1 INFO cinder.rpc [None req-d3bb65d1-f79c-4e0a-be50-c7c649ef04fe - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-08-24 15:53:37.199 1 INFO cinder.rpc [None req-d3bb65d1-f79c-4e0a-be50-c7c649ef04fe - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-24 15:53:37.205 1 INFO cinder.rpc [None req-d3bb65d1-f79c-4e0a-be50-c7c649ef04fe - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-24 15:53:37.294 1 WARNING oslo_config.cfg [None req-d3bb65d1-f79c-4e0a-be50-c7c649ef04fe - - - - - -] 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.
2026-08-24 15:53:37.295 1 WARNING oslo_config.cfg [None req-d3bb65d1-f79c-4e0a-be50-c7c649ef04fe - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-24 15:53:37.308 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-08-24 15:53:37.348 1 INFO cinder.backup.manager [None req-26b95b3b-ba72-4526-a915-e25bb58c3927 - - - - - -] Cleaning up incomplete backup operations.
2026-08-24 15:53:37.419 1 INFO cinder.keymgr.migration [None req-45b8ae5f-4979-48d1-8df0-6841b2d19748 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.