+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-03-03 12:10:53.014 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-03-03 12:10:53.290 1 INFO cinder.rpc [None req-d36fb169-4953-4c39-8a02-e156a85cfc5e - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-03-03 12:10:53.293 1 INFO cinder.rpc [None req-d36fb169-4953-4c39-8a02-e156a85cfc5e - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-03-03 12:10:53.295 1 INFO cinder.rpc [None req-d36fb169-4953-4c39-8a02-e156a85cfc5e - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-03-03 12:10:53.297 1 INFO cinder.rpc [None req-d36fb169-4953-4c39-8a02-e156a85cfc5e - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-03-03 12:10:53.301 1 INFO cinder.rpc [None req-d36fb169-4953-4c39-8a02-e156a85cfc5e - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-03-03 12:10:53.304 1 INFO cinder.rpc [None req-d36fb169-4953-4c39-8a02-e156a85cfc5e - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-03-03 12:10:53.371 1 WARNING oslo_config.cfg [None req-d36fb169-4953-4c39-8a02-e156a85cfc5e - - - - - -] 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.
2026-03-03 12:10:53.372 1 WARNING oslo_config.cfg [None req-d36fb169-4953-4c39-8a02-e156a85cfc5e - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-03-03 12:10:53.381 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-03-03 12:10:53.405 1 INFO cinder.backup.manager [None req-dd89a8fc-3f5e-47bc-af70-10676448abf4 - - - - - -] Cleaning up incomplete backup operations.
2026-03-03 12:10:53.472 1 INFO cinder.keymgr.migration [None req-c5b26fbe-b6d6-456c-9b67-f46d1af59b01 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.