[prev in list] [next in list] [prev in thread] [next in thread]
List: xen-users
Subject: Re: [Xen-users] [Xen-devel] Query regarding Xen - Assigning more than 1 VCPUs to Dom0
From: Mohit Dhingra <mohitdhingras () gmail ! com>
Date: 2012-03-27 9:24:49
Message-ID: CAGkgU9XTxYFAzs3yF1Jkh1BxJhXhuUzt9G+o8Bou88GzxJVFBA () mail ! gmail ! com
[Download RAW message or body]
[Attachment #2 (multipart/alternative)]
Xen 4.0,
Yes, it worked using xl commands. thanks a lot.
Mohit
**
On 16 March 2012 21:17, Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>wrote:
> On Thu, Mar 08, 2012 at 07:16:25PM +0530, Mohit Dhingra wrote:
> > *Hi Xen-users,*
> >
> > I have a doubt regarding assigning VCPUs to Dom0 and DomUs, Please give
> me
> > some pointers to sort them out.
> >
> > 1. I have assigned one VCPU to Dom0 ( by (dom0-cpus 1) in xend-config.sxp
> > ), it works fine.
> > cadlab:/srv/cloud/one # xm list
> > Name ID Mem VCPUs State
> > Time(s)
> > Domain-0 0 3964 1 r-----
> > 203993.1
> > one-5 2 1024 1 -b----
> > 10241.9
> > one-6 4 1024 1 -b----
> > 3970.8
> > one-7 1 1024 1 -b----
> > 4052.7
> > one-8 3 1024 1 --p---
> > 2246.7
> >
> > cadlab:/srv/cloud/one # xm vcpu-list
> > Name ID VCPU CPU State Time(s) CPU
> > Affinity
> > Domain-0 0 0 6 r-- 203985.6 6
> > Domain-0 0 1 - --p 1.7 7
> > Domain-0 0 2 - --p 1.6 any
> cpu
> > Domain-0 0 3 - --p 2.3 any
> cpu
> > Domain-0 0 4 - --p 1.3 any
> cpu
> > Domain-0 0 5 - --p 1.2 any
> cpu
> > Domain-0 0 6 - --p 1.5 any
> cpu
> > Domain-0 0 7 - --p 1.7 any
> cpu
> > one-5 2 0 2 -b- 10241.9 2
> > one-6 4 0 4 -b- 3970.8 4
> > one-7 1 0 5 -b- 4052.7 5
> > one-8 3 0 3 --- 2246.7 3
> >
> >
> > But when I assign 2 VCPUs to Dom0, it gives me following error: ( by
> > (dom0-cpus 2) in xend-config.sxp )
> > cadlab:/srv/cloud/one # xm list
> > Error: Unable to connect to xend: Connection refused. Is xend running?
>
> What version of Xen? What version of Linux? Have you tried 'xl' instead?
> >
> > I want to pin Dom0 to 2 VCPUs. When I do that by providing (dom0-cpus 0 )
> > and pinning 2 of the cores to 2 VCPUs ( by xm vcpu-pin), it doesn't seem
> to
> > use the other core.
> >
> > Also, My system is Intel i7 950, which is quad core, but it shows 8 CPUs
> > probably because of hyperthreading. How should I disable it?
>
> >
> > *
> > ----------------------------
> > Thanks & Regards
> > Mohit Dhingra
> >
>
> > _______________________________________________
> > Xen-devel mailing list
> > Xen-devel@lists.xen.org
> > http://lists.xen.org/xen-devel
>
>
[Attachment #5 (text/html)]
Xen 4.0,<br>Yes, it worked using xl commands. thanks a lot.<br>Mohit<br \
clear="all"><b><font color="#888888"></font></b> <br><br><div class="gmail_quote">On \
16 March 2012 21:17, Konrad Rzeszutek Wilk <span dir="ltr"><<a \
href="mailto:konrad.wilk@oracle.com">konrad.wilk@oracle.com</a>></span> \
wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px \
#ccc solid;padding-left:1ex">
On Thu, Mar 08, 2012 at 07:16:25PM +0530, Mohit Dhingra wrote:<br>
> *Hi Xen-users,*<br>
<div><div class="h5">><br>
> I have a doubt regarding assigning VCPUs to Dom0 and DomUs, Please give me<br>
> some pointers to sort them out.<br>
><br>
> 1. I have assigned one VCPU to Dom0 ( by (dom0-cpus 1) in xend-config.sxp<br>
> ), it works fine.<br>
> cadlab:/srv/cloud/one # xm list<br>
> Name ID Mem VCPUs State<br>
> Time(s)<br>
> Domain-0 0 3964 1 r-----<br>
> 203993.1<br>
> one-5 2 1024 1 -b----<br>
> 10241.9<br>
> one-6 4 1024 1 -b----<br>
> 3970.8<br>
> one-7 1 1024 1 -b----<br>
> 4052.7<br>
> one-8 3 1024 1 --p---<br>
> 2246.7<br>
><br>
> cadlab:/srv/cloud/one # xm vcpu-list<br>
> Name ID VCPU CPU State Time(s) CPU<br>
> Affinity<br>
> Domain-0 0 0 6 r-- 203985.6 6<br>
> Domain-0 0 1 - --p 1.7 7<br>
> Domain-0 0 2 - --p 1.6 any cpu<br>
> Domain-0 0 3 - --p 2.3 any cpu<br>
> Domain-0 0 4 - --p 1.3 any cpu<br>
> Domain-0 0 5 - --p 1.2 any cpu<br>
> Domain-0 0 6 - --p 1.5 any cpu<br>
> Domain-0 0 7 - --p 1.7 any cpu<br>
> one-5 2 0 2 -b- 10241.9 2<br>
> one-6 4 0 4 -b- 3970.8 4<br>
> one-7 1 0 5 -b- 4052.7 5<br>
> one-8 3 0 3 --- 2246.7 3<br>
><br>
><br>
> But when I assign 2 VCPUs to Dom0, it gives me following error: ( by<br>
> (dom0-cpus 2) in xend-config.sxp )<br>
> cadlab:/srv/cloud/one # xm list<br>
> Error: Unable to connect to xend: Connection refused. Is xend running?<br>
<br>
</div></div>What version of Xen? What version of Linux? Have you tried 'xl' \
instead?<br> <div class="im">><br>
> I want to pin Dom0 to 2 VCPUs. When I do that by providing (dom0-cpus 0 )<br>
> and pinning 2 of the cores to 2 VCPUs ( by xm vcpu-pin), it doesn't seem \
to<br> > use the other core.<br>
><br>
> Also, My system is Intel i7 950, which is quad core, but it shows 8 CPUs<br>
> probably because of hyperthreading. How should I disable it?<br>
<br>
><br>
> *<br>
> ----------------------------<br>
> Thanks & Regards<br>
> Mohit Dhingra<br>
</div>><br>
<br>
> _______________________________________________<br>
> Xen-devel mailing list<br>
> <a href="mailto:Xen-devel@lists.xen.org">Xen-devel@lists.xen.org</a><br>
> <a href="http://lists.xen.org/xen-devel" \
target="_blank">http://lists.xen.org/xen-devel</a><br> <br>
</blockquote></div><br>
_______________________________________________
Xen-users mailing list
Xen-users@lists.xen.org
http://lists.xen.org/xen-users
[prev in list] [next in list] [prev in thread] [next in thread]
Configure |
About |
News |
Add a list |
Sponsored by KoreLogic