Re: [PATCH 8/8] Add VM counters for transparent hugepages

Dave Hansen
2011-02-22T16:36:35Z

On Mon, 2011-02-21 at 11:07 -0800, Andi Kleen wrote:
> From: Andi Kleen <ak@linux.intel.com>
>
> I found it difficult to make sense of transparent huge pages without
> having any counters for its actions. Add some counters to vmstat
> for allocation of transparent hugepages and fallback to smaller
> pages.
>
> Optional patch, but useful for development and understanding the system.

Very nice. I did the same thing, splits-only. I also found this stuff
a must-have for trying to do any work with transparent hugepages. It's
just impossible otherwise.

Acked-by: Dave Hansen <dave@linux.vnet.ibm.com>