+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-04 22:00:52.474 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-04 22:00:52.710 1 INFO cinder.rpc [None req-ce2fea44-62fc-4451-9354-f7af4fab0a9d - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-04 22:00:52.715 1 INFO cinder.rpc [None req-ce2fea44-62fc-4451-9354-f7af4fab0a9d - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-04 22:00:52.721 1 INFO cinder.rpc [None req-ce2fea44-62fc-4451-9354-f7af4fab0a9d - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-04 22:00:52.727 1 INFO cinder.rpc [None req-ce2fea44-62fc-4451-9354-f7af4fab0a9d - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-08-04 22:00:52.745 1 INFO cinder.rpc [None req-ce2fea44-62fc-4451-9354-f7af4fab0a9d - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-04 22:00:52.765 1 INFO cinder.rpc [None req-ce2fea44-62fc-4451-9354-f7af4fab0a9d - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-04 22:00:53.170 1 WARNING oslo_config.cfg [None req-ce2fea44-62fc-4451-9354-f7af4fab0a9d - - - - - -] 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.
2026-08-04 22:00:53.171 1 WARNING oslo_config.cfg [None req-ce2fea44-62fc-4451-9354-f7af4fab0a9d - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-04 22:00:53.184 1 INFO cinder.service [-] Starting cinder-backup node (version 22.3.1)
2026-08-04 22:00:53.203 1 INFO cinder.backup.manager [None req-81ec9cba-2e51-40bf-9c4f-a716f71c538b - - - - - -] Cleaning up incomplete backup operations.
2026-08-04 22:00:53.350 1 INFO cinder.keymgr.migration [None req-3328a9ab-ea52-41c9-8f6c-451e08aedf11 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.