private ReadaheadPool()
{
pool = new ThreadPoolExecutor(PoolSize, MaxPoolSize, 3L, TimeUnit.Seconds, new ArrayBlockingQueue
<Runnable>(Capacity));
pool.SetRejectedExecutionHandler(new ThreadPoolExecutor.DiscardOldestPolicy());
pool.SetThreadFactory(new ThreadFactoryBuilder().SetDaemon(true).SetNameFormat("Readahead Thread #%d"
).Build());
}