+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-06-30 09:30:02.716 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-06-30 09:30:03.001 1 INFO cinder.rpc [None req-186c2693-a98d-4f43-9b61-9fff091d8ae9 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-06-30 09:30:03.005 1 INFO cinder.rpc [None req-186c2693-a98d-4f43-9b61-9fff091d8ae9 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-06-30 09:30:03.009 1 INFO cinder.rpc [None req-186c2693-a98d-4f43-9b61-9fff091d8ae9 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-06-30 09:30:03.012 1 INFO cinder.rpc [None req-186c2693-a98d-4f43-9b61-9fff091d8ae9 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-06-30 09:30:03.015 1 INFO cinder.rpc [None req-186c2693-a98d-4f43-9b61-9fff091d8ae9 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-06-30 09:30:03.018 1 INFO cinder.rpc [None req-186c2693-a98d-4f43-9b61-9fff091d8ae9 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-06-30 09:30:03.096 1 WARNING oslo_config.cfg [None req-186c2693-a98d-4f43-9b61-9fff091d8ae9 - - - - - -] 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.
2026-06-30 09:30:03.097 1 WARNING oslo_config.cfg [None req-186c2693-a98d-4f43-9b61-9fff091d8ae9 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-06-30 09:30:03.108 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-06-30 09:30:03.136 1 INFO cinder.backup.manager [None req-5298b599-ba88-4b3d-a21f-e24019c65fa9 - - - - - -] Cleaning up incomplete backup operations.
2026-06-30 09:30:03.215 1 INFO cinder.keymgr.migration [None req-1ea0051c-0298-4c95-8f8a-035156205395 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.