+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-10 22:59:31.120 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-10 22:59:31.394 1 INFO cinder.rpc [None req-0b047006-4691-4117-a754-75750afe933b - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-10 22:59:31.398 1 INFO cinder.rpc [None req-0b047006-4691-4117-a754-75750afe933b - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-10 22:59:31.401 1 INFO cinder.rpc [None req-0b047006-4691-4117-a754-75750afe933b - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-10 22:59:31.404 1 INFO cinder.rpc [None req-0b047006-4691-4117-a754-75750afe933b - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-08-10 22:59:31.407 1 INFO cinder.rpc [None req-0b047006-4691-4117-a754-75750afe933b - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-10 22:59:31.411 1 INFO cinder.rpc [None req-0b047006-4691-4117-a754-75750afe933b - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-10 22:59:31.483 1 WARNING oslo_config.cfg [None req-0b047006-4691-4117-a754-75750afe933b - - - - - -] 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.
2026-08-10 22:59:31.484 1 WARNING oslo_config.cfg [None req-0b047006-4691-4117-a754-75750afe933b - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-10 22:59:31.494 1 INFO cinder.service [-] Starting cinder-backup node (version 26.3.0)
2026-08-10 22:59:31.521 1 INFO cinder.backup.manager [None req-a61481c4-495d-4ba1-a9bf-ccaf080af488 - - - - - -] Cleaning up incomplete backup operations.
2026-08-10 22:59:31.569 1 INFO cinder.keymgr.migration [None req-26632841-f4dd-4515-a055-d26860af8137 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.