On Fri, 2015-12-18 at 14:35 -0800, Doug Anderson wrote:
> Robin,
>
> On Fri, Dec 18, 2015 at 9:01 AM, Robin Murphy wrote:
> > Doug reports that the equivalent page allocator on 32-bit ARM exhibits
> > particularly pathalogical behaviour under memory pressure when
> >
Doug reports that the equivalent page allocator on 32-bit ARM exhibits
particularly pathalogical behaviour under memory pressure when
fragmentation is high, where allocating a 4MB buffer takes tens of
seconds and the number of calls to alloc_pages() is over 9000![1]
We can drastically improve
Robin,
On Fri, Dec 18, 2015 at 9:01 AM, Robin Murphy wrote:
> Doug reports that the equivalent page allocator on 32-bit ARM exhibits
> particularly pathalogical behaviour under memory pressure when
> fragmentation is high, where allocating a 4MB buffer takes tens of
>