[mpich-discuss] mpdboot

madhurjyap.bora at gmail.com madhurjyap.bora at gmail.com
Wed Feb 10 08:06:05 CST 2010


What should be contents of $HOME/machines. Note that it is a single machine
with dual CPU each having four cores.

--- Madhurjya

> mpdboot -n 8 -f $HOME/machines

> try above command

> On Wed, Feb 10, 2010 at 12:41 AM, Madhurjya P Bora <
> madhurjyap.bora at gmail.com> wrote:

>> Dear List,

>> I have a Linux machine with two quad-core Intel (Xeon) CPUs (total 8  
>> cores)
>> and installed MPICH2 successfully with Intel IFORT and ICC compilers.
>> But it seems that it is not fully using the all cores.

>> Does it have any relation to invking mpdboot? What is the proper way to
>> invoke mpdboot? Right now I use,

>> $ mpdboot

>> But it gives different timing when mpdboot is invoked with --ncpus=2, 4,
>> and 8.

>> Any help is appreciated.


>> -- Madhurjya
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