At this time, we are not using non-temporal stores for shared memory
operations.
On Aug 13, 2008, at 11:46 AM, Ron Brightwell wrote:
>> [...]
>>
>> MPICH2 manages to get about 5GB/s in shared memory performance on the
>> Xeon 5420 system.
>
> Does the sm btl use a memcpy with non-temporal stores like MPICH2?
> This can be a big win for bandwidth benchmarks that don't actually
> touch their receive buffers at all...
>
> -Ron
>
>
> _______________________________________________
> users mailing list
> users_at_[hidden]
> http://www.open-mpi.org/mailman/listinfo.cgi/users
--
Jeff Squyres
Cisco Systems
|
![[Flag]](../../../../../community/mirrors/flag-us.gif){kind=small}