+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-09-10 02:22:52.580 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-09-10 02:22:52.804 1 INFO cinder.rpc [None req-0a8acb3d-3be7-478c-aae3-67c0b1e6ab13 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-09-10 02:22:52.808 1 INFO cinder.rpc [None req-0a8acb3d-3be7-478c-aae3-67c0b1e6ab13 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-09-10 02:22:52.811 1 INFO cinder.rpc [None req-0a8acb3d-3be7-478c-aae3-67c0b1e6ab13 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-09-10 02:22:52.813 1 INFO cinder.rpc [None req-0a8acb3d-3be7-478c-aae3-67c0b1e6ab13 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-09-10 02:22:52.817 1 INFO cinder.rpc [None req-0a8acb3d-3be7-478c-aae3-67c0b1e6ab13 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-09-10 02:22:52.820 1 INFO cinder.rpc [None req-0a8acb3d-3be7-478c-aae3-67c0b1e6ab13 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-09-10 02:22:52.945 1 WARNING oslo_config.cfg [None req-0a8acb3d-3be7-478c-aae3-67c0b1e6ab13 - - - - - -] 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.
2026-09-10 02:22:52.945 1 WARNING oslo_config.cfg [None req-0a8acb3d-3be7-478c-aae3-67c0b1e6ab13 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-09-10 02:22:52.954 1 INFO cinder.service [-] Starting cinder-backup node (version 23.5.0)
2026-09-10 02:22:52.971 1 INFO cinder.backup.manager [None req-dc3674be-dd9b-4d37-9279-59f3476d9618 - - - - - -] Cleaning up incomplete backup operations.
2026-09-10 02:22:53.028 1 INFO cinder.keymgr.migration [None req-d3194744-1129-444d-9fde-e31454b80974 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.