[gmx-users] --enable-threads fails.
vipin at cs.unm.edu
Tue Apr 10 22:46:34 CEST 2007
Thanks. Do you see L2 cache overflowing effects by putting multiple
MPI processes on the same chip with the recent multi-core processors
(Intel Woodcrest for instance)?
On Tue, 10 Apr 2007, Erik Lindahl wrote:
> On Apr 10, 2007, at 10:15 PM, vipin sachdeva wrote:
>> This thread on Feb 8 2006 mentions that threads are not yet functional.
>> Is the threads still not functional considering I still get the same error
> We are only using threads for experimental development of the nonbonded
> interaction loop. The multi-level-cache-locality features on modern CPUs
> (even NUMA on Opterons) means that you normally get better performance by
> partitioning the problem into separate MPI processes, where each process
> resides on a separate core.
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