Re: [patch 0/4] [RFC] Another proportional weight IO controller

From: Vivek Goyal
Date: Fri Nov 07 2008 - 08:40:24 EST


On Fri, Nov 07, 2008 at 10:36:50AM +0800, Gui Jianfeng wrote:
> vgoyal@xxxxxxxxxx wrote:
> > Hi,
> >
> > If you are not already tired of so many io controller implementations, here
> > is another one.
> >
> > This is a very eary very crude implementation to get early feedback to see
> > if this approach makes any sense or not.
> >
> > This controller is a proportional weight IO controller primarily
> > based on/inspired by dm-ioband. One of the things I personally found little
> > odd about dm-ioband was need of a dm-ioband device for every device we want
> > to control. I thought that probably we can make this control per request
> > queue and get rid of device mapper driver. This should make configuration
> > aspect easy.
> >
> > I have picked up quite some amount of code from dm-ioband especially for
> > biocgroup implementation.
> >
> > I have done very basic testing and that is running 2-3 dd commands in different
> > cgroups on x86_64. Wanted to throw out the code early to get some feedback.
> >
> > More details about the design and how to are in documentation patch.
> >
> > Your comments are welcome.
>
> Which kernel version is this patch set based on?
>

2.6.27

Thanks
Vivek
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/