[Openmp-commits] [PATCH] Allow machine hierarchy expansion

hfinkel at anl.gov hfinkel at anl.gov
Wed May 27 11:15:47 PDT 2015


In http://reviews.llvm.org/D9900#178569, @tlwilmar wrote:

> Oversubscription.  There's nothing to prevent the user from requesting an arbitrarily large number of threads.


But I thought that the machine hierarchy information represented the physical properties of the machine (cpus, cores, sockets, etc.). How does oversubscription factor into this? And how does that affect the number of levels?


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