+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-29 16:24:23.607 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-29 16:24:23.921 1 INFO cinder.rpc [None req-c8235d43-7a7f-4424-87cc-8645521d7cd7 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-29 16:24:23.933 1 INFO cinder.rpc [None req-c8235d43-7a7f-4424-87cc-8645521d7cd7 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-29 16:24:23.940 1 INFO cinder.rpc [None req-c8235d43-7a7f-4424-87cc-8645521d7cd7 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-29 16:24:23.952 1 INFO cinder.rpc [None req-c8235d43-7a7f-4424-87cc-8645521d7cd7 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-07-29 16:24:23.957 1 INFO cinder.rpc [None req-c8235d43-7a7f-4424-87cc-8645521d7cd7 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-29 16:24:23.961 1 INFO cinder.rpc [None req-c8235d43-7a7f-4424-87cc-8645521d7cd7 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-29 16:24:24.068 1 WARNING oslo_config.cfg [None req-c8235d43-7a7f-4424-87cc-8645521d7cd7 - - - - - -] 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.
2026-07-29 16:24:24.069 1 WARNING oslo_config.cfg [None req-c8235d43-7a7f-4424-87cc-8645521d7cd7 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-29 16:24:24.078 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-07-29 16:24:24.106 1 INFO cinder.backup.manager [None req-2250f075-574c-4a4b-a67d-777929a5646c - - - - - -] Cleaning up incomplete backup operations.
2026-07-29 16:24:24.179 1 INFO cinder.keymgr.migration [None req-47fc9eb9-1451-4a8e-ad89-68e11cd35a74 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.