+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-09 22:11:20.819 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-09 22:11:21.093 1 INFO cinder.rpc [None req-ad86759b-a24e-4c76-ab6b-0a85bb84b180 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-09 22:11:21.095 1 INFO cinder.rpc [None req-ad86759b-a24e-4c76-ab6b-0a85bb84b180 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-05-09 22:11:21.098 1 INFO cinder.rpc [None req-ad86759b-a24e-4c76-ab6b-0a85bb84b180 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-09 22:11:21.100 1 INFO cinder.rpc [None req-ad86759b-a24e-4c76-ab6b-0a85bb84b180 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-05-09 22:11:21.102 1 INFO cinder.rpc [None req-ad86759b-a24e-4c76-ab6b-0a85bb84b180 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-09 22:11:21.106 1 INFO cinder.rpc [None req-ad86759b-a24e-4c76-ab6b-0a85bb84b180 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-09 22:11:21.179 1 WARNING oslo_config.cfg [None req-ad86759b-a24e-4c76-ab6b-0a85bb84b180 - - - - - -] 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.
2026-05-09 22:11:21.180 1 WARNING oslo_config.cfg [None req-ad86759b-a24e-4c76-ab6b-0a85bb84b180 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-09 22:11:21.189 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.1)
2026-05-09 22:11:21.217 1 INFO cinder.backup.manager [None req-63f83fd3-7786-4f5b-8da4-dc6659dc611f - - - - - -] Cleaning up incomplete backup operations.
2026-05-09 22:11:21.277 1 INFO cinder.keymgr.migration [None req-0bda9d7e-5a69-4258-aad8-fe3c98ef654a - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.