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Subject: Re: PROBLEM: Keyboard/mouse freeze with high network usage
 (r8169/brcmsmac/broadcom-wl)
From: Eric Dumazet <eric.dumazet@gmail.com>
To: Guillaume Bouchard <guillaume.bouchard@liris.cnrs.fr>
Cc: linux-kernel@vger.kernel.org
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Date: Tue, 12 Jun 2012 23:14:05 +0200
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On Tue, 2012-06-12 at 22:09 +0200, Guillaume Bouchard wrote:
> Dear kernel hackers,
> 
> The builtin keyboard and mouse of my laptop randomly freeze during usage.
> 
> It can happen on console or under X (for the mouse I'm not sure it
> freezes on console because I have no console mouse installed). But
> other parts of the computer are still perfectly alive (ie,
> applications continue to work, movie to play, computer can be reach by
> SSH).

If your script can trigger the freeze in less than 5 minutes, you could
start a background job to check /proc/meminfo, it sounds there is a mem
leak ?

while :
do
 date
 cat /proc/meminfo
 cat /proc/slabinfo
 sleep 10
done