+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-06-16 04:21:28.390 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-06-16 04:21:28.683 1 INFO cinder.rpc [None req-07a6eaa7-a485-402f-ac3e-678ab11bec3d - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-06-16 04:21:28.686 1 INFO cinder.rpc [None req-07a6eaa7-a485-402f-ac3e-678ab11bec3d - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-06-16 04:21:28.689 1 INFO cinder.rpc [None req-07a6eaa7-a485-402f-ac3e-678ab11bec3d - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-06-16 04:21:28.691 1 INFO cinder.rpc [None req-07a6eaa7-a485-402f-ac3e-678ab11bec3d - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-06-16 04:21:28.694 1 INFO cinder.rpc [None req-07a6eaa7-a485-402f-ac3e-678ab11bec3d - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-06-16 04:21:28.696 1 INFO cinder.rpc [None req-07a6eaa7-a485-402f-ac3e-678ab11bec3d - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-06-16 04:21:28.758 1 WARNING oslo_config.cfg [None req-07a6eaa7-a485-402f-ac3e-678ab11bec3d - - - - - -] 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.
2026-06-16 04:21:28.759 1 WARNING oslo_config.cfg [None req-07a6eaa7-a485-402f-ac3e-678ab11bec3d - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-06-16 04:21:28.768 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-06-16 04:21:28.793 1 INFO cinder.backup.manager [None req-9fb83624-d678-4f6e-8e04-88be62f4ab59 - - - - - -] Cleaning up incomplete backup operations.
2026-06-16 04:21:28.859 1 INFO cinder.keymgr.migration [None req-9641b3d3-61d8-44bf-8e07-887f4bc5dda5 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.