+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-03-04 01:44:45.104 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-03-04 01:44:45.335 1 INFO cinder.rpc [None req-643c3a21-f864-4c2e-8ca6-daffda49f51c - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-03-04 01:44:45.338 1 INFO cinder.rpc [None req-643c3a21-f864-4c2e-8ca6-daffda49f51c - - - - - -] Automatically selected cinder-backup RPC version 2.3 as minimum service version.
2026-03-04 01:44:45.340 1 INFO cinder.rpc [None req-643c3a21-f864-4c2e-8ca6-daffda49f51c - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-03-04 01:44:45.343 1 INFO cinder.rpc [None req-643c3a21-f864-4c2e-8ca6-daffda49f51c - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-03-04 01:44:45.345 1 INFO cinder.rpc [None req-643c3a21-f864-4c2e-8ca6-daffda49f51c - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-03-04 01:44:45.348 1 INFO cinder.rpc [None req-643c3a21-f864-4c2e-8ca6-daffda49f51c - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-03-04 01:44:45.396 1 WARNING oslo_config.cfg [None req-643c3a21-f864-4c2e-8ca6-daffda49f51c - - - - - -] 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.
2026-03-04 01:44:45.398 1 WARNING oslo_config.cfg [None req-643c3a21-f864-4c2e-8ca6-daffda49f51c - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-03-04 01:44:45.410 1 INFO cinder.service [-] Starting cinder-backup node (version 21.3.3)
2026-03-04 01:44:45.428 1 INFO cinder.backup.manager [None req-425d56e3-7947-42db-b0ab-c1ce4e249b4f - - - - - -] Cleaning up incomplete backup operations.
2026-03-04 01:44:45.542 1 INFO cinder.keymgr.migration [None req-0a0b9876-8537-4870-8b93-2f1a474d671e - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.