linux-kernel - Re: sysprof in 2.6.27 kernel

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Date:	Sun, 17 Aug 2008 14:45:11 +0200
From:	Lukas Hejtmanek <xhejtman@....muni.cz>
To:	Soeren Sandmann <sandmann@...mi.au.dk>
Cc:	linux-kernel@...r.kernel.org, mingo@...hat.com
Subject: Re: sysprof in 2.6.27 kernel

On Sat, Aug 16, 2008 at 04:50:30AM +0200, Soeren Sandmann wrote:
> This may be because sysprof user space is not running as root, or it
> may be because the kernel is generating bogus addresses. 

if I do not run it as root, the collecor does not start at all.
 
> Generally, "No Map" means sysprof is seeing samples in memory regions
> that are not in /proc/<pid>/maps

yes, that could be because only null addresses are received.

-- 
Lukáš Hejtmánek
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