Re: [Xen-devel] Load increase after memory upgrade (part2)

[Konrad Rzeszutek Wilk <konrad@xxxxxxxxxx>]

On Sat, Dec 17, 2011 at 11:12:45PM +0100, Carsten Schiers wrote:
> OK, double checked. Both PCI cards enabled, running, working, but nothing but 
> "SWIOTLB is 0% full". Any chance
> to check that the patch is working? Does it print out something else with 
> your setting? BR, Carsten.

Hm, and with the pvops you got some numbers along with tons of 'bounce'.

The one thing that I neglected in this patch is the alloc_coherent
part.. which I don't thing is that important as we did show that the
alloc buffers are used.

I don't have anything concrete yet, but after the holidays should have a
better idea of what is happening. Thanks for  being willing to test
this!
> 
> -----Urspr?ngliche Nachricht-----
> Von: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx 
> [mailto:xen-devel-bounces@xxxxxxxxxxxxxxxxxxx] Im Auftrag von Konrad 
> Rzeszutek Wilk
> Gesendet: Freitag, 16. Dezember 2011 17:19
> An: Carsten Schiers
> Cc: linux@xxxxxxxxxxxxxx; xen-devel; lersek@xxxxxxxxxx; 
> zhenzhong.duan@xxxxxxxxxx; Ian Campbell
> Betreff: Re: [Xen-devel] Load increase after memory upgrade (part2)
> 
> On Fri, Dec 16, 2011 at 04:51:47PM +0100, Carsten Schiers wrote:
> > > And you are using swiotlb=force on the 2.6.34 classic kernel and passing 
> > > in your budget-av card in it?
> > 
> > Yes, two of them with swiotlb=32,force.
> > 
> > 
> > > Could you append the dmesg output please?
> > 
> > Attached. You find a "normal" boot after the one with the patched kernel.
> 
> Uh, what happens when you run the driver, meaning capture stuff. I remember 
> with the pvops you had about ~30K or so of bounces, but not sure about the 
> bootup?
> 
> Thanks for being willing to be a guinea pig while trying to fix this.
> > 
> > Carsten.
> > 
> > 
> 
> 
> 
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