Messages in this thread | | | Date | Mon, 10 Feb 2014 15:02:30 -0800 | From | Andrew Morton <> | Subject | Re: [PATCH 0/8] locking/core patches |
| |
On Mon, 10 Feb 2014 20:58:20 +0100 Peter Zijlstra <peterz@infradead.org> wrote:
> Hi all, > > I would propose merging the following patches... > > The first set is mostly from Jason and tweaks the mutex adaptive > spinning, AIM7 throughput numbers: > > PRE: 100 2000.04 21564.90 2721.29 311.99 3.12 0.01 0.00 99 > POST: 100 2000.04 42603.85 5142.80 311.99 3.12 0.00 0.00 99
What do these columns represent? I'm guessing the large improvement was in context switches?
> The second set is the qrwlock, although mostly rewritten by me. I didn't do > much with it other than boot and build a kernel. But I like them because > of the much better worst case preformance.
| |