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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