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Re: [Qemu-devel] Guest bandwidth setting
From: |
Stefan Hajnoczi |
Subject: |
Re: [Qemu-devel] Guest bandwidth setting |
Date: |
Wed, 23 Apr 2014 14:27:23 +0200 |
User-agent: |
Mutt/1.5.21 (2010-09-15) |
On Sun, Mar 30, 2014 at 02:35:01PM +0200, Pradeep Kiruvale wrote:
> I am implementing some functionality where in I need to set the bandwidth
> control for my guest vms.Please let me know how can I do it.
>
> I am looking into net/net.c file,I dint find any leads.I tried two ways.
>
> I am trying to find how to set virtual nics(in my case e1000) speed,I did
> not find any ways to do that.
>
> If I devide the packet into smaller packets in qemu_deliver_packet()
> function
> I am not able to transfer the other half of the packet.
>
> Please let me know how can I resolve this.
The simplest way is to use libvirt's network Quality-of-Service
features. You can specify bandwidth limits:
http://libvirt.org/formatdomain.html#elementQoS
Stefan
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