Subject: Re: Faster pipes from FreeBSD
To: Ross Harvey <ross@ghs.com>
From: Jason R Thorpe <thorpej@zembu.com>
List: tech-kern
Date: 04/07/2001 09:41:26
On Sat, Apr 07, 2001 at 09:25:45AM -0700, Ross Harvey wrote:
> > It would be really interesting to compare numbers on other archs.
>
> I like the fact that DTYPE_PIPE uses unwired buffer space, and
> doesn't compete for nmbclusters (a common bottleneck) -- but it's a bit
> discouraging to think it only helps performance on older CPUs. Still,
> probably worth doing.
Perhaps not just on older CPUs, but on some embedded CPUs, perhaps? (e.g.
SH3/SH4, ARM, MIPS...)
--
-- Jason R. Thorpe <thorpej@zembu.com>