Re: [RFC PATCH 0/4] Gang scheduling in CFS

[Nikunj A Dadhania]

On Fri, 30 Dec 2011 10:51:47 +0100, Ingo Molnar <mingo@xxxxxxx> wrote:
> 
> * Avi Kivity <avi@xxxxxxxxxx> wrote:
> 
> > [...]
> > 
> > The first part appears to be unrelated to ebizzy itself - it's 
> > the kunmap_atomic() flushing ptes.  It could be eliminated by 
> > switching to a non-highmem kernel, or by allocating more PTEs 
> > for kmap_atomic() and batching the flush.
> 
> Nikunj, please only run pure 64-bit/64-bit combinations - by the 
> time any fix goes upstream and trickles down to distros 32-bit 
> guests will be even less relevant than they are today.
> 
Sure Ingo, got a 64bit guest working yesterday and I am in process of
getting the benchmark numbers for the same.

Regards,
Nikunj


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