+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-06-15 14:29:09.094 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-06-15 14:29:09.403 1 INFO cinder.rpc [None req-a0391745-950c-4f05-b427-27f87dbbd893 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-06-15 14:29:09.407 1 INFO cinder.rpc [None req-a0391745-950c-4f05-b427-27f87dbbd893 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-06-15 14:29:09.411 1 INFO cinder.rpc [None req-a0391745-950c-4f05-b427-27f87dbbd893 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-06-15 14:29:09.414 1 INFO cinder.rpc [None req-a0391745-950c-4f05-b427-27f87dbbd893 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-06-15 14:29:09.418 1 INFO cinder.rpc [None req-a0391745-950c-4f05-b427-27f87dbbd893 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-06-15 14:29:09.421 1 INFO cinder.rpc [None req-a0391745-950c-4f05-b427-27f87dbbd893 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-06-15 14:29:09.497 1 WARNING oslo_config.cfg [None req-a0391745-950c-4f05-b427-27f87dbbd893 - - - - - -] 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.
2026-06-15 14:29:09.499 1 WARNING oslo_config.cfg [None req-a0391745-950c-4f05-b427-27f87dbbd893 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-06-15 14:29:09.509 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-06-15 14:29:09.535 1 INFO cinder.backup.manager [None req-eda5717f-3093-443f-96d0-7cb6e469e8bd - - - - - -] Cleaning up incomplete backup operations.
2026-06-15 14:29:09.606 1 INFO cinder.keymgr.migration [None req-0f9b947c-4433-43c4-aa02-5010f84328fa - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.