Does upstream dom0 support superpage? best regards yang
On Wed, Jun 26, 2013 at 01:21:13AM +0000, Zhang, Yang Z wrote:> Does upstream dom0 support superpage?No.> > best regards > yang >
Konrad Rzeszutek Wilk wrote on 2013-06-26:> On Wed, Jun 26, 2013 at 01:21:13AM +0000, Zhang, Yang Z wrote: >> Does upstream dom0 support superpage? > > No.Is there any plan to enable it? Best regards, Yang
On Wed, Jun 26, 2013 at 01:27:36AM +0000, Zhang, Yang Z wrote:> Konrad Rzeszutek Wilk wrote on 2013-06-26: > > On Wed, Jun 26, 2013 at 01:21:13AM +0000, Zhang, Yang Z wrote: > >> Does upstream dom0 support superpage? > > > > No. > Is there any plan to enable it?It is at low priority. Oracle carries it in the UEK2 kernel used by the virtualization product but the patch to enable it is not that clean.> > Best regards, > Yang >
Konrad Rzeszutek Wilk wrote on 2013-06-26:> On Wed, Jun 26, 2013 at 01:27:36AM +0000, Zhang, Yang Z wrote: >> Konrad Rzeszutek Wilk wrote on 2013-06-26: >>> On Wed, Jun 26, 2013 at 01:21:13AM +0000, Zhang, Yang Z wrote: >>>> Does upstream dom0 support superpage? >>> >>> No. >> Is there any plan to enable it? > > It is at low priority. Oracle carries it in the UEK2 kernel > used by the virtualization product but the patch to enable it is not > that clean.I see. Thanks. Best regards, Yang
Konrad Rzeszutek Wilk wrote on 2013-06-26:> On Wed, Jun 26, 2013 at 01:27:36AM +0000, Zhang, Yang Z wrote: >> Konrad Rzeszutek Wilk wrote on 2013-06-26: >>> On Wed, Jun 26, 2013 at 01:21:13AM +0000, Zhang, Yang Z wrote: >>>> Does upstream dom0 support superpage? >>> >>> No. >> Is there any plan to enable it? > > It is at low priority. Oracle carries it in the UEK2 kernel > used by the virtualization product but the patch to enable it is not > that clean.Can you share the patch to me? I want to have a test with it to see how much performance improved by using superpage in Dom0. Best regards, Yang
On Fri, Jun 28, 2013 at 01:38:04AM +0000, Zhang, Yang Z wrote:> Konrad Rzeszutek Wilk wrote on 2013-06-26: > > On Wed, Jun 26, 2013 at 01:27:36AM +0000, Zhang, Yang Z wrote: > >> Konrad Rzeszutek Wilk wrote on 2013-06-26: > >>> On Wed, Jun 26, 2013 at 01:21:13AM +0000, Zhang, Yang Z wrote: > >>>> Does upstream dom0 support superpage? > >>> > >>> No. > >> Is there any plan to enable it? > > > > It is at low priority. Oracle carries it in the UEK2 kernel > > used by the virtualization product but the patch to enable it is not > > that clean. > Can you share the patch to me? I want to have a test with it to see how much performance improved by using superpage in Dom0.Take a look in the UEK2 git repo: https://oss.oracle.com/git/?p=linux-uek-2.6.39.git;a=summary> > Best regards, > Yang > >