+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-06-06 02:27:53.792 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-06-06 02:27:54.069 1 INFO cinder.rpc [None req-50cd7420-7610-4b4c-bb5d-0fae6219a4e6 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-06-06 02:27:54.072 1 INFO cinder.rpc [None req-50cd7420-7610-4b4c-bb5d-0fae6219a4e6 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-06-06 02:27:54.074 1 INFO cinder.rpc [None req-50cd7420-7610-4b4c-bb5d-0fae6219a4e6 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-06-06 02:27:54.076 1 INFO cinder.rpc [None req-50cd7420-7610-4b4c-bb5d-0fae6219a4e6 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-06-06 02:27:54.079 1 INFO cinder.rpc [None req-50cd7420-7610-4b4c-bb5d-0fae6219a4e6 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-06-06 02:27:54.082 1 INFO cinder.rpc [None req-50cd7420-7610-4b4c-bb5d-0fae6219a4e6 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-06-06 02:27:54.170 1 WARNING oslo_config.cfg [None req-50cd7420-7610-4b4c-bb5d-0fae6219a4e6 - - - - - -] 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.
2026-06-06 02:27:54.172 1 WARNING oslo_config.cfg [None req-50cd7420-7610-4b4c-bb5d-0fae6219a4e6 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-06-06 02:27:54.188 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-06-06 02:27:54.222 1 INFO cinder.backup.manager [None req-4e634ead-0293-4450-a04b-aa5de0afee6d - - - - - -] Cleaning up incomplete backup operations.
2026-06-06 02:27:54.292 1 INFO cinder.keymgr.migration [None req-79c90b2a-bb2b-46bb-a54a-98c89fa28310 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.