+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-28 22:09:27.022 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-28 22:09:27.243 1 INFO cinder.rpc [None req-ce5a4ec3-a0a0-46b1-9711-d02a14dcd564 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-28 22:09:27.246 1 INFO cinder.rpc [None req-ce5a4ec3-a0a0-46b1-9711-d02a14dcd564 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-05-28 22:09:27.248 1 INFO cinder.rpc [None req-ce5a4ec3-a0a0-46b1-9711-d02a14dcd564 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-28 22:09:27.251 1 INFO cinder.rpc [None req-ce5a4ec3-a0a0-46b1-9711-d02a14dcd564 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-05-28 22:09:27.253 1 INFO cinder.rpc [None req-ce5a4ec3-a0a0-46b1-9711-d02a14dcd564 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-28 22:09:27.257 1 INFO cinder.rpc [None req-ce5a4ec3-a0a0-46b1-9711-d02a14dcd564 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-28 22:09:27.374 1 WARNING oslo_config.cfg [None req-ce5a4ec3-a0a0-46b1-9711-d02a14dcd564 - - - - - -] 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 22:09:27.375 1 WARNING oslo_config.cfg [None req-ce5a4ec3-a0a0-46b1-9711-d02a14dcd564 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-28 22:09:27.386 1 INFO cinder.service [-] Starting cinder-backup node (version 23.5.0)
2026-05-28 22:09:27.403 1 INFO cinder.backup.manager [None req-299f744d-d88f-482d-abe7-721a346bbefd - - - - - -] Cleaning up incomplete backup operations.
2026-05-28 22:09:27.458 1 INFO cinder.keymgr.migration [None req-21ab864a-d8fb-4469-a5de-7ea72a4b82e5 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.