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Re: g++ 4.2, cygwin, NUMA awareness issue
On Tue, Aug 01, 2006 at 03:52:05AM +0200, tbp wrote:
> As i don't know which party (g++, stdc++, cygwin) to put the blame on
> i'll start here.
> I've traced back a weird performance issue to a 'new' returning non
> cpu-local memory but only when the binary is launched from the
> shell/console. That suggests some crt friction.
> (threads where those allocations happen are properly binded to one cpu)
Since this seems to have to do with the runtime, I think you need to
talk to the Cygwin folks.