@Override
    public E relaxedPeek()
    {
        final long consumerPosition = lpConsumerPosition();
        final long mask = this.mask;
        final long offset = calcCircularRefElementOffset(consumerPosition, mask);
        return lvRefElement(this.buffer, offset);
    }
Validates a slow producer over-claim throwing {@link IllegalStateException} if the offer on it can't continue.
jctools-experimental/src/main/java/org/jctools/queues/MpscRelaxedArrayQueue.java