Re: [Xen-devel] Q&A question: Dynamic Network Throttling?

[Pasi Kärkkäinen <pasik@xxxxxx>]

On Mon, May 05, 2014 at 08:51:24AM -0400, Russ Pavlicek wrote:
> The following question came through on the Q&A system at
> XenProject.org and I can't locate an answer for it.
> 
> I know about the configuration for setting max bandwidth for VMs, but
> nothing for having that setting dynamically adjust according to total
> bandwidth on the machine.
> 
> The question reads:
> 
> "Hello!
> 
> Is there a way to set up Xen that it distributes network bandwidth
> based on current needs?
> 
> Let's say I have 10 guest OS, each of them gets 10Mb/s. However, when
> one of the hosts want to download something, and the rest don't use
> their bandwidth at all he should be able to download at 100Mb/s.
> 
> Sorry if this is a noob question, but I couldn't find the answer
> anywhere. What should i use? Can qemu / Open vSwitch do that?
> 
> Thank you in advance for your help."
> 
> The original entry can be found here:
> http://xenproject.org/help/questions-and-answers/dynamic-network-speed.html
>

If he's using Linux in dom0 then the usual Linux tc/QoS stuff can be used.. 
requires some scripting though.

 
> Russ
> 


-- Pasi


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