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Re: 2.6.11 on AMD64 traps

To: netdev@xxxxxxxxxxx
Subject: Re: 2.6.11 on AMD64 traps
From: Michal Vanco <vanco@xxxxxxxx>
Date: Wed, 9 Mar 2005 21:42:49 +0100
In-reply-to: <422F5DF0.6060904@xxxxxxxxx>
Organization: Satro, s.r.o.
References: <200503081900.18686.vanco@xxxxxxxx> <200503092124.35190.vanco@xxxxxxxx> <422F5DF0.6060904@xxxxxxxxx>
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On Wednesday 09 March 2005 21:34, Patrick McHardy wrote:
> Michal Vanco wrote:
> > On Wednesday 09 March 2005 20:45, Patrick McHardy wrote:
> >>This patch should fix it. The crash is caused by stale pointers,
> >>the pointers in fib_iter_state are not reloaded after seq->stop()
> >>followed by seq->start(pos > 0).
> >
> > Well. Trap vanished after applying this patch, but another weird thing
> > occurs:
> >
> > # ip route show | wc -l
> > 156033
> > # date; time ip route show > /dev/null; date; time netstat -rn >
> > /dev/null Wed Mar  9 22:15:21 CET 2005
> >
> > real    0m0.656s
> > user    0m0.415s
> > sys     0m0.242s
> > Wed Mar  9 22:15:22 CET 2005
> >
> > real    6m41.472s
> > user    0m1.261s
> > sys     6m40.143s
>
> Yes, I know it is totally inefficient. Just use ip route, which doesn't
> suffer from this problem.
>

Sure. Can (or will) this ever be fixed to any usable state also with netstat?
Is this problem related only to AMD64?

regards,
-- 
Ing. Michal Vančo
Network Engineer
SATRO s.r.o.
e-mail: vanco@xxxxxxxx

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