[llvm-dev] LLD: time to enable --threads by default

Joerg Sonnenberger via llvm-dev llvm-dev at lists.llvm.org
Wed Nov 16 18:13:40 PST 2016


On Wed, Nov 16, 2016 at 05:26:23PM -0800, Rui Ueyama wrote:
> Did you see this
> http://llvm.org/viewvc/llvm-project?view=revision&revision=287140 ?
> Interpreting these numbers may be tricky because of hyper threading, though.

Can you try that with a CPU set that explicitly doesn't include the HT
cores? That's more likely to give a reasonable answer for "what is the
thread overhead".

Joerg


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