@Override
    public void drain(Consumer<E> c, WaitStrategy wait, ExitCondition exit)
    {
        MessagePassingQueueUtil.drain(this, c, wait, exit);
    }
Use a set number of parallel MPSC queues to diffuse the contention on tail.
jctools-core/src/main/java/org/jctools/queues/MpscCompoundQueue.java