@Override
  public synchronized void start(InternalPool pool) {
    this.pool = pool;
    pool.getStats().setInitialContacts(serverList.size());
  }
A debug flag, which can be toggled by tests to disable/enable shuffling of the endpoints list
geode-core/src/main/java/org/apache/geode/cache/client/internal/ExplicitConnectionSourceImpl.java