Re: [Xen-devel] The neverending load increase....

[Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>]

On Wed, Dec 05, 2012 at 11:06:02PM +0100, Carsten Schiers wrote:
> Hi Konrad,

Heya!
> 
> Â
> Yes me again, the guy with the double bounce buffering problem with the DVB 
> card when using more than 
> 
> 4GB of RAM and PVOPS.
> 
> Â
> If you are still interested: gues what do you think what happened between 3rd 
> and fourth on riker? Yes,
> 
> I switched to PVOPS ;o).
> 
> Â
> 
> Â
> So, I am currently on Xen 4.1 with 3.6.7 PVOPS Kernel for Dom0 and riker. 
> Before the increase, I was using
> 
> an old-style kernel, no other changes in Domain.
> 
> Â
> Compared to last time we checked on it, I switched mainboard, CPU 
> (AMD->Intel), and now have 16GB. 
> 
> Â
> So just in case, we would like to check on it further, please feel free to 
> advise or patch a kernel and I 
> 
> am more than happy to try out.

Did you try doing it in an PVHVM guest?

> 
> Â
> I use the PVOPS kernel now because of some glitches when recording and I want 
> to test whether they persist
> 
> on PVOPS. I am going to switch to Xen 4.2 soon, because I want to modify the 
> scheduler with the new parameters,

credit2 scheduler?
> 
> as I guess the Domain doesnât get enough attention, there are 3 PCI cards for 
> itâ

Was it you who had IOMMU issues? Meaning the the AMD-VI would throw out errors 
when
the cards were doing IO?
> 
> Â
> If this is not interesting, please simply let me know, itâs not really an 
> issue, itâs more for curiosity.

It is always interesting! Please do keep me abreast!
> 
> Â
> BR,
> 
> Carsten.
> 

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