+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-06-24 18:29:36.604 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-06-24 18:29:36.945 1 INFO cinder.rpc [None req-58999afd-af1a-4b9d-9cdc-f48213a706ee - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-06-24 18:29:36.952 1 INFO cinder.rpc [None req-58999afd-af1a-4b9d-9cdc-f48213a706ee - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-06-24 18:29:36.956 1 INFO cinder.rpc [None req-58999afd-af1a-4b9d-9cdc-f48213a706ee - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-06-24 18:29:36.961 1 INFO cinder.rpc [None req-58999afd-af1a-4b9d-9cdc-f48213a706ee - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-06-24 18:29:36.964 1 INFO cinder.rpc [None req-58999afd-af1a-4b9d-9cdc-f48213a706ee - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-06-24 18:29:36.967 1 INFO cinder.rpc [None req-58999afd-af1a-4b9d-9cdc-f48213a706ee - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-06-24 18:29:37.044 1 WARNING oslo_config.cfg [None req-58999afd-af1a-4b9d-9cdc-f48213a706ee - - - - - -] 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.
2026-06-24 18:29:37.045 1 WARNING oslo_config.cfg [None req-58999afd-af1a-4b9d-9cdc-f48213a706ee - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-06-24 18:29:37.053 1 INFO cinder.service [-] Starting cinder-backup node (version 26.2.1)
2026-06-24 18:29:37.080 1 INFO cinder.backup.manager [None req-394b8a48-58da-4d1e-bdc5-e19db0091740 - - - - - -] Cleaning up incomplete backup operations.
2026-06-24 18:29:37.143 1 INFO cinder.keymgr.migration [None req-e147e214-8ae9-4dc3-92b4-4d2bf0676222 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.