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SubjectRe: [patch] voluntary-preempt-2.6.8.1-P8
FromLee Revell <>
DateTue, 24 Aug 2004 01:46:47 -0400
On Tue, 2004-08-24 at 01:41, Ingo Molnar wrote:
> * Lee Revell <rlrevell@joe-job.com> wrote:
> 
> > >  - reduce netdev_max_backlog to 8 (Mark H Johnson)
> > 
> > On my system this setting has absolutely no effect on the skb related
> > latencies. [...]
> 
> it has an effect on input queue length. Output queue lengths can be
> reduced via 'ifconfig eth0 txqueuelen 8'.
> 

OK.  With both of these set to 4, the largest latency I was able to
generate by ping flooding was 253 usecs.

Is there any particular reason one of these parameters is set via a
sysctl/proc entry, and one by ifconfig?

Lee

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