@Override
  public Config getConfig() {
    FetchSysCfgResponse response = (FetchSysCfgResponse) sendAndWait(FetchSysCfgRequest.create());
    return response.getConfig();
  }
Called by HealthListenerMessage when the message is received.
geode-core/src/main/java/org/apache/geode/internal/admin/remote/RemoteGemFireVM.java