Messages in this thread | | | Date | Thu, 5 Sep 2013 13:15:10 +0200 | From | Ingo Molnar <> | Subject | Re: [PATCH 1/8] THP: Use real address for NUMA policy |
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* Alex Thorlton <athorlton@sgi.com> wrote:
> > Robin, > > > > I tweaked one of our other tests to behave pretty much exactly as I > > - malloc a large array > > - Spawn a specified number of threads > > - Have each thread touch small, evenly spaced chunks of the array (e.g. > > for 128 threads, the array is divided into 128 chunks, and each thread > > touches 1/128th of each chunk, dividing the array into 16,384 pieces) > > Forgot to mention that the threads don't touch their chunks of memory > concurrently, i.e. thread 2 has to wait for thread 1 to finish first. > This is important to note, since the pages won't all get stuck on the > first node without this behavior.
Could you post the testcase please?
Thanks,
Ingo
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