private int initServerCache(VM server) {
    Object[] args = new Object[] {getMaxThreads()};
    return (Integer) server.invoke(InterestListEndpointDUnitTest.class, "createServerCache", args);
  }
put on non interest list ep and verify updates
geode-core/src/distributedTest/java/org/apache/geode/internal/cache/tier/sockets/InterestListEndpointDUnitTest.java