+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-04-28 01:47:49.468 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-04-28 01:47:49.753 1 INFO cinder.rpc [None req-ae0dd7bf-ad82-42f7-af7a-722a69a96a1a - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-04-28 01:47:49.755 1 INFO cinder.rpc [None req-ae0dd7bf-ad82-42f7-af7a-722a69a96a1a - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-04-28 01:47:49.757 1 INFO cinder.rpc [None req-ae0dd7bf-ad82-42f7-af7a-722a69a96a1a - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-04-28 01:47:49.759 1 INFO cinder.rpc [None req-ae0dd7bf-ad82-42f7-af7a-722a69a96a1a - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-04-28 01:47:49.762 1 INFO cinder.rpc [None req-ae0dd7bf-ad82-42f7-af7a-722a69a96a1a - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-04-28 01:47:49.764 1 INFO cinder.rpc [None req-ae0dd7bf-ad82-42f7-af7a-722a69a96a1a - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-04-28 01:47:49.817 1 WARNING oslo_config.cfg [None req-ae0dd7bf-ad82-42f7-af7a-722a69a96a1a - - - - - -] 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.
2026-04-28 01:47:49.817 1 WARNING oslo_config.cfg [None req-ae0dd7bf-ad82-42f7-af7a-722a69a96a1a - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-04-28 01:47:49.826 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-04-28 01:47:49.849 1 INFO cinder.backup.manager [None req-c6a23462-9506-4372-84f1-9c18697c5a5f - - - - - -] Cleaning up incomplete backup operations.
2026-04-28 01:47:49.918 1 INFO cinder.keymgr.migration [None req-7303da15-30b0-42d3-b153-7b5d736cae7a - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.