Re: [PATCH] TCP Zero Copy for mmapped files

From: Alan Cox (alan@lxorguk.ukuu.org.uk)
Date: Thu Jan 02 2003 - 18:20:44 EST


On Thu, 2003-01-02 at 22:28, Larry McVoy wrote:
> The VM cost hurts. Badly. Imagine that the network costs ZERO. Then
> the map/unmap/vm ops become the dominating term. That's why it is a
> fruitless approach, it still has a practical limit which is too low.

It depends how predictable your content is. With a 64bit box and a porn
server its probably quite tidy

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/



This archive was generated by hypermail 2b29 : Tue Jan 07 2003 - 22:00:19 EST