+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-08 19:22:59.662 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-08 19:22:59.935 1 INFO cinder.rpc [None req-15335207-1776-4205-b682-4d3afbe5a388 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-08 19:22:59.938 1 INFO cinder.rpc [None req-15335207-1776-4205-b682-4d3afbe5a388 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-08 19:22:59.941 1 INFO cinder.rpc [None req-15335207-1776-4205-b682-4d3afbe5a388 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-08 19:22:59.942 1 INFO cinder.rpc [None req-15335207-1776-4205-b682-4d3afbe5a388 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-07-08 19:22:59.945 1 INFO cinder.rpc [None req-15335207-1776-4205-b682-4d3afbe5a388 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-08 19:22:59.947 1 INFO cinder.rpc [None req-15335207-1776-4205-b682-4d3afbe5a388 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-08 19:23:00.006 1 WARNING oslo_config.cfg [None req-15335207-1776-4205-b682-4d3afbe5a388 - - - - - -] 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.
2026-07-08 19:23:00.007 1 WARNING oslo_config.cfg [None req-15335207-1776-4205-b682-4d3afbe5a388 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-08 19:23:00.015 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.1)
2026-07-08 19:23:00.038 1 INFO cinder.backup.manager [None req-506d6d56-7dcd-4585-b405-0e617dc40337 - - - - - -] Cleaning up incomplete backup operations.
2026-07-08 19:23:00.097 1 INFO cinder.keymgr.migration [None req-862ad7f2-a483-42bf-a4e1-c603016a4baf - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.