linux-kernel - Re: CGFreak control group visualizer

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Message-ID: <661de9470910061610n53bd0de0gdeb8dec854ef679a@mail.gmail.com>
Date:	Wed, 7 Oct 2009 04:40:52 +0530
From:	Balbir Singh <balbir@...ux.vnet.ibm.com>
To:	Linus Walleij <linus.ml.walleij@...il.com>
Cc:	linux kernel <linux-kernel@...r.kernel.org>,
	Jonathan Corbet <corbet@....net>
Subject: Re: CGFreak control group visualizer

On Wed, Oct 7, 2009 at 2:36 AM, Linus Walleij
<linus.ml.walleij@...il.com> wrote:
> A while back I started to write CGFreak to visualize the intricacies of control
> groups using some python and cairo. (Nothing special, just a hobby - famous
> last words.) I have a web page of it running with some explanations of what
> you see here:
>
>  http://cgfreak.sourceforge.net/
>
> The basic idea is that resources can often be represented in piecharts,
> everyone should be familiar with these from school and economists love
> them. So I visualize system resources in control groups as piecharts and
> now I have also started to make it a bit interactive. It all grew out of the
> educational need to understand scheduling and control groups.
>
> I don't know if you think this is as fun as I think, it's nice images anyway,
> I don't know how accurate they are, feedback and patches welcome.

I looked at the screenshots and they look very interesting. Would it
take a lot of effort to extend it to track other controllers like
memory, network, etc?

Balbir Singh.
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