[PING] [v9] malloc: Consistently apply trim_threshold to all heaps [BZ #17195]

[Carlos O'Donell]

On 03/16/2015 12:13 PM, Mel Gorman wrote:
> On Fri, Mar 06, 2015 at 02:29:34PM +0000, Mel Gorman wrote:
>> Trimming heaps is a balance between saving memory and the system overhead
>> required to update page tables and discard allocated pages. The malloc
>> option M_TRIM_THRESHOLD is a tunable that users are meant to use to decide
>> where this balance point is but it is only applied to the main arena.
>>
> 
> Ping as it's been a while since anyone said anything on it. I note it's
> in patchwork (http://patchwork.sourceware.org/patch/5496/) but do not
> know if that means anyone plans to look at it. Thanks.
> 

I actually have a build going with your patch and I'm trying to stress test
it to see what impact it has on some real applications.

Cheers,
Carlos.