protected void addDSProps(Properties p) {
    p.setProperty(ENABLE_CLUSTER_CONFIGURATION, "false");
    p.setProperty(USE_CLUSTER_CONFIGURATION, "false");
  }
a locator is restarted twice with a server and ends up in a split-brain
geode-core/src/distributedTest/java/org/apache/geode/distributed/LocatorDUnitTest.java