Re: [Xen-users] heavy write crashing, was: process limit

[Tim Freeman <tfreeman@xxxxxxxxxxx>]

On Sat, 14 Jan 2006 03:12:45 +0530
Anand <xen.mails@xxxxxxxxx> wrote:

> On 1/14/06, Tim Freeman <tfreeman@xxxxxxxxxxx> wrote:
> >
> > Yes, the disk I/O scheduling entry on the Xen roadmap is very interesting
> > to us!
> >
> > http://www.cl.cam.ac.uk/Research/SRG/netos/xen/roadmap.html
> >
> > It's listed under the "Enhanced QoS features" bullet.  I wonder if
> > "providing
> > better tools" means an implementation from scratch or a mix of current
> > tools
> > integrated with Xen?
> 
> 
> I read that as well. This is something which is really required since any IO
> intensive process can create havoc for the entire host and other domU's.

If using loopback images, which means for many datacenters and deployments this
is not so much an issue.  With us and grid computing, it is more of an issue,
unless a site has network filesystems that are faster than local disk (not that
hard to come by this situation). 

Tim 


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