Re: [PATCH v3 0/8] try to reduce fragmenting fallbacks

2017-03-19 Thread Johannes Weiner
On Fri, Mar 17, 2017 at 07:29:54PM +0100, Vlastimil Babka wrote: > On 03/16/2017 07:34 PM, Johannes Weiner wrote: > > The patched kernel also consistently beats vanilla in terms of peak > > job throughput. > > > > Overall very cool! > > Thanks a lot! So that means it's worth the increased compact

Re: [PATCH v3 0/8] try to reduce fragmenting fallbacks

2017-03-17 Thread Vlastimil Babka
On 03/16/2017 07:34 PM, Johannes Weiner wrote: > On Wed, Mar 08, 2017 at 08:17:39PM +0100, Vlastimil Babka wrote: >> On 8.3.2017 17:46, Johannes Weiner wrote: >>> Is there any other data you would like me to gather? >> >> If you can enable the extfrag tracepoint, it would be nice to have graphs of

Re: [PATCH v3 0/8] try to reduce fragmenting fallbacks

2017-03-16 Thread Johannes Weiner
On Wed, Mar 08, 2017 at 08:17:39PM +0100, Vlastimil Babka wrote: > On 8.3.2017 17:46, Johannes Weiner wrote: > > Is there any other data you would like me to gather? > > If you can enable the extfrag tracepoint, it would be nice to have graphs of > how > unmovable allocations falling back to mova

Re: [PATCH v3 0/8] try to reduce fragmenting fallbacks

2017-03-08 Thread Vlastimil Babka
On 8.3.2017 17:46, Johannes Weiner wrote: > Is there any other data you would like me to gather? If you can enable the extfrag tracepoint, it would be nice to have graphs of how unmovable allocations falling back to movable pageblocks, etc. Possibly also /proc/pagetypeinfo for numbers of pagebloc

Re: [PATCH v3 0/8] try to reduce fragmenting fallbacks

2017-03-08 Thread Johannes Weiner
On Tue, Mar 07, 2017 at 02:15:37PM +0100, Vlastimil Babka wrote: > Last year, Johannes Weiner has reported a regression in page mobility > grouping [1] and while the exact cause was not found, I've come up with some > ways to improve it by reducing the number of allocations falling back to > differ