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Re: [Qemu-devel] Is it possible to retrieve pre-process information in Q


From: Mulyadi Santosa
Subject: Re: [Qemu-devel] Is it possible to retrieve pre-process information in QEMU?
Date: Sun, 20 May 2012 21:06:40 +0700

Hi...

On Thu, May 17, 2012 at 10:09 AM, 陳韋任 <address@hidden> wrote:
> Hi all,
>
>  I would like to know if I can retrieve pre-process information in QEMU
> system mode. For example, I want to know each process's page fault ratio.
> Is there a way to do that?

logically, it's possible, but you need to locate the task_struct of
each processes first. Using GDB, that might be a bit easier but still
not easy.

Why not just monitor it inside the guest? using system tap for example?

-- 
regards,

Mulyadi Santosa
Freelance Linux trainer and consultant

blog: the-hydra.blogspot.com
training: mulyaditraining.blogspot.com



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