+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-28 22:10:40.153 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-28 22:10:40.422 1 INFO cinder.rpc [None req-c02eed07-6b19-43c9-93eb-7154797cae18 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-28 22:10:40.424 1 INFO cinder.rpc [None req-c02eed07-6b19-43c9-93eb-7154797cae18 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-05-28 22:10:40.427 1 INFO cinder.rpc [None req-c02eed07-6b19-43c9-93eb-7154797cae18 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-28 22:10:40.429 1 INFO cinder.rpc [None req-c02eed07-6b19-43c9-93eb-7154797cae18 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-05-28 22:10:40.431 1 INFO cinder.rpc [None req-c02eed07-6b19-43c9-93eb-7154797cae18 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-28 22:10:40.433 1 INFO cinder.rpc [None req-c02eed07-6b19-43c9-93eb-7154797cae18 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-28 22:10:40.498 1 WARNING oslo_config.cfg [None req-c02eed07-6b19-43c9-93eb-7154797cae18 - - - - - -] 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.
2026-05-28 22:10:40.499 1 WARNING oslo_config.cfg [None req-c02eed07-6b19-43c9-93eb-7154797cae18 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-28 22:10:40.508 1 INFO cinder.service [-] Starting cinder-backup node (version 26.2.1)
2026-05-28 22:10:40.532 1 INFO cinder.backup.manager [None req-e838c587-e43d-40c2-8125-39a1f88317c9 - - - - - -] Cleaning up incomplete backup operations.
2026-05-28 22:10:40.576 1 INFO cinder.keymgr.migration [None req-bf2c222d-cf1e-4703-9276-d26587522deb - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.