private static DistributedMember getDistributedMember(Properties props) {
    props.setProperty("name", "vm_" + VM.getCurrentVMNum());
    DistributedSystem sys = getConnectedDistributedSystem(props);
    addIgnoredException("service failure");
    addIgnoredException(ForcedDisconnectException.class);
    return sys.getDistributedMember();
  }
return the distributed member id for the ds on this vm
geode-core/src/distributedTest/java/org/apache/geode/distributed/LocatorDUnitTest.java