[lkml]   [2001]   [Jan]   [18]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: 2.4.1pre8 slowdown on dbench tests
On Fri, Jan 19, 2001 at 02:47:45AM +0100, Jens Axboe wrote:
> On Fri, Jan 19 2001, Andi Kleen wrote:
> > > Yes I agree, that values should probably be tweaked a bit. I'll
> > > try and squeeze some testing in to generate the best possible
> > > values.
> >
> > Please also add a sysctl. I always feel uncomfortable with such hardcoded
> > heuristics. There tends to be always another workload where the heuristic
> > fails and manual tuning is useful.
> Sure, we can do that. But it should only really make a difference
> for low memory machines, otherwise the numbers wouldn't change
> so much. So the limits are not really that important, and only
> need to be in the ball park.

Shouldn't it more depend on the bandwidth/latency of the IO device?

To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
Please read the FAQ at

 \ /
  Last update: 2005-03-22 13:28    [W:0.209 / U:0.792 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site