Re: [Xen-users] qemu-system-i386 on 4.3.0

["Ian Tobin" <itobin@xxxxxxxxxxxxx>]

Hi,

Interestingly the CPU usage is back to normal again after changing that setting 
so thank you.

Does this mean there is a bug of some kind?

Thanks

Ian


          
 


-----Original Message-----
From: Wei Liu [mailto:wei.liu2@xxxxxxxxxx] 
Sent: 05 September 2013 15:13
To: Ian Tobin
Cc: Wei Liu; xen-users@xxxxxxxxxxxxxxxxxxx
Subject: Re: [Xen-users] qemu-system-i386 on 4.3.0

On Thu, Sep 05, 2013 at 02:37:59PM +0100, Ian Tobin wrote:
> Hi,
> 
> I tried setting
> 
> Device_model_override = 'qemu-dm'
> 
> As it wouldn't let me use device_model.
> 
> Its says device model override given without specific DM version and wont 
> boot.
> 

Use device_model_version = "qemu-xen-traditional".

Wei.

> Thanks
> 
> Ian
> 
> 
>           
>  
> 
> 
> -----Original Message-----
> From: Wei Liu [mailto:wei.liu2@xxxxxxxxxx] 
> Sent: 05 September 2013 13:57
> To: Ian Tobin
> Cc: Wei Liu; xen-users@xxxxxxxxxxxxxxxxxxx
> Subject: Re: [Xen-users] qemu-system-i386 on 4.3.0
> 
> On Thu, Sep 05, 2013 at 12:33:02PM +0100, Ian Tobin wrote:
> > Hi,
> > 
> > All those things appear to be disabled anyway other than VNC which I 
> > disabled and didn't make any difference
> > 
> > What would you suggest or do you have a config file I can test with?
> > 
> 
> I don't run Windows.
> 
> Maybe you can try QEMU traditional?
> 
> Add device_model_version = "qemu-xen-traditional" in your config and see if 
> it makes a difference.
> 
> Wei.
> 
> > Thanks
> > 
> > Ian
> > 
> > 
> >           
> >  
> > 
> > 
> > -----Original Message-----
> > From: Wei Liu [mailto:wei.liu2@xxxxxxxxxx]
> > Sent: 04 September 2013 11:45
> > To: Ian Tobin
> > Cc: Wei Liu; xen-users@xxxxxxxxxxxxxxxxxxx
> > Subject: Re: [Xen-users] qemu-system-i386 on 4.3.0
> > 
> > On Wed, Sep 04, 2013 at 09:08:30AM +0100, Ian Tobin wrote:
> > > Hi,
> > > 
> > > Yes for example here is  the top output in Dom0 for 2 x HVM guests I 
> > > have running
> > > 
> > > 24883 root      20   0 4092m 9012  832 S  41.6  2.0 441:49.18 
> > > qemu-system-i38
> > > 26023 root      20   0  268m  10m  812 S  37.0  2.5 236:45.22 
> > > qemu-system-i38
> > > 
> > > They were never like this before.
> > 
> > OK. Looks like you've got lots of things running inside QEMU.
> > 
> > Could you try to disable different features in your config file (vnc, 
> > opengl, emulated devices) to narrow down the problem?
> > 
> > Otherwise you might have to profile that process.
> > 
> > Wei.
> > 
> > > 
> > > Attached configs
> > > 
> > > Thanks
> > > 
> > > Ian
> > >           
> > >  
> > > 
> > > 
> > > -----Original Message-----
> > > From: Wei Liu [mailto:wei.liu2@xxxxxxxxxx]
> > > Sent: 04 September 2013 08:59
> > > To: Ian Tobin
> > > Cc: xen-users@xxxxxxxxxxxxxxxxxxx; wei.liu2@xxxxxxxxxx
> > > Subject: Re: [Xen-users] qemu-system-i386 on 4.3.0
> > > 
> > > On Tue, Sep 03, 2013 at 09:23:01PM +0100, Ian Tobin wrote:
> > > > Hi,
> > > > 
> > > >  
> > > > 
> > > > Since upgrading to 4.3.0 ive notice high cpu usage on this process 
> > > > for each domU that is running.  Each process will runat 40-60% 
> > > > usage.  Is there a way to stop it?
> > > > 
> > > 
> > > What process? You mean QEMU process in Dom0? Can you provide your 
> > > guest config file?
> > > 
> > > Wei.
> > > 
> > > >  
> > > > 
> > > > Thanks
> > > > 
> > > >  
> > > > 
> > > > Ian
> > > > 
> > > >  
> > > > 
> > > 
> > > > _______________________________________________
> > > > Xen-users mailing list
> > > > Xen-users@xxxxxxxxxxxxx
> > > > http://lists.xen.org/xen-users
> > > 
> > > 
> > 
> > 
> > 
> > 
> 



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