+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-10 10:57:37.826 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-10 10:57:38.104 1 INFO cinder.rpc [None req-597535e2-eb75-49d6-88bf-abaf92d5084e - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-10 10:57:38.107 1 INFO cinder.rpc [None req-597535e2-eb75-49d6-88bf-abaf92d5084e - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-10 10:57:38.109 1 INFO cinder.rpc [None req-597535e2-eb75-49d6-88bf-abaf92d5084e - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-10 10:57:38.111 1 INFO cinder.rpc [None req-597535e2-eb75-49d6-88bf-abaf92d5084e - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-08-10 10:57:38.113 1 INFO cinder.rpc [None req-597535e2-eb75-49d6-88bf-abaf92d5084e - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-10 10:57:38.116 1 INFO cinder.rpc [None req-597535e2-eb75-49d6-88bf-abaf92d5084e - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-10 10:57:38.177 1 WARNING oslo_config.cfg [None req-597535e2-eb75-49d6-88bf-abaf92d5084e - - - - - -] 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.
2026-08-10 10:57:38.178 1 WARNING oslo_config.cfg [None req-597535e2-eb75-49d6-88bf-abaf92d5084e - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-10 10:57:38.188 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.1)
2026-08-10 10:57:38.211 1 INFO cinder.backup.manager [None req-e33a2678-1695-4382-a9a2-6a0f0f4d6fbe - - - - - -] Cleaning up incomplete backup operations.
2026-08-10 10:57:38.278 1 INFO cinder.keymgr.migration [None req-f6b84ef1-bd0a-4e9c-b483-1d138adc39fb - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.