Subject: Re: I/O priorities
To: Gary Thorpe <gat7634@hotmail.com>
From: Bill Studenmund <wrstuden@netbsd.org>
List: tech-kern
Date: 06/21/2002 12:50:24
On Fri, 21 Jun 2002, Gary Thorpe wrote:

> >Some of the proposed solutions seem to miss that. They'd fix the
> >problem for a small burst from a high-priority burst, but not fix the
> >latency in serving that first request. It's when the low-priority guy
> >is doing a pagein for interactive feedback (X) that Manuel cites, and
> >there, it's latency that is the real killer.
> >
>
> Then why doesn't 1.5.2 exhibit the same problem???

Manuel has indicated it does, just less frequently. So it's not a new
bug, just a bug the buffer cache code wouldn't tickle as often.

Take care,

Bill