@Override
  public Properties getDistributedSystemProperties() {
    Properties props = super.getDistributedSystemProperties();
    props.setProperty(LOG_LEVEL, LogWriterUtils.getDUnitLogLevel());
    return props;
  }
Assumes there is only one host, and invokes the given method in the first numVMs VMs that host
knows about.
geode-core/src/distributedTest/java/org/apache/geode/internal/cache/locks/TXLockServiceDUnitTest.java