@Override
      public boolean done() {
        Entry re = r1.getEntry(k1);
        if (re == null) {
          return false;
        }
        Object val = re.getValue();
        return client_k1.equals(val);
      }
Given a server port (PORT1, PORT2, or PORT3) return its vm.

@since GemFire 5.7
geode-core/src/distributedTest/java/org/apache/geode/internal/cache/tier/sockets/HAInterestTestCase.java