Re: [Xen-users] remus network buffering configuraion

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

On Mon, 2013-12-23 at 05:32 +0800, åä wrote:
> Hi all,
> 
> 
> Does anybody know that the function of ifb in xen remus project? I can
> not understand why remus network buffering needs ifb device. In new
> xen and linux version, the kernel qdisc module sch_plug provides the
> network buffering. If a virtual machine - eg domain id is 1. In
> domain0, vif is vif1.0(tc qdisc add dev vif1.0 root plug). Why not
> directly use the plug qdisc on this vif1.0. Remus needs to  use ifb
> device. The packets of vif1.0 needs to redirect to ifb0. 

I think you should ask (by CCing) the Remus maintainer, as listed in the
MAINTAINERS file. I've added Shriram for you this time.

> 
> 
> ip link set ifb0 up
> 
> 
> tc qdisc add dev ifb0 root plug
> 
> 
> tc qdisc add dev vif1.0 ingress
> 
> 
> tc filter add dev  vif1.0  parent ffff: proto ip pref 10 u32 match u32
> 0 0 action mirred egress redirect dev ifb0
> 
> 
> 
> 
> _______________________________________________
> Xen-users mailing list
> Xen-users@xxxxxxxxxxxxx
> http://lists.xen.org/xen-users



_______________________________________________
Xen-users mailing list
Xen-users@xxxxxxxxxxxxx
http://lists.xen.org/xen-users