* Siddha, Suresh B <[email protected]> wrote:
> They might be doing more exec's and probably covered by exec balance.
>
> There was a small pthread test case which was calculating the time to
> create all the threads and how much time each thread took to start
> running. It appeared as if the threads ran sequentially one after
> another on a DP system with four cores leading to this SD_BALANCE_FORK
> observation.
would be nice to dig out that testcase i suspect and quantify the
benefits of your patch. Another workload which might perform better
would be linpack: it benefits from fast and immediate 'spreading' of
freshly forked threads.
Ingo
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