[Beowulf] PGI single node licenses, PGI CDK and Clusters

[Mikhail Kuzminsky]

In message from Reuti <reuti at staff.uni-marburg.de> (Thu, 6 Sep 2007 
23:37:00 +0200):
>Am 06.09.2007 um 17:58 schrieb Capehart, William J:
>> We are looking to upgrade our aged version of PGI CDK (Portland  
>> Group Fortran and C family compilers) on our cluster. 
>The single node license is fine. With any parallel lib you can run as 
> many processes as you want in the cluster. The limit is in the 
>number  of used cores inside a machine, if you use threads created by 
>OpenMP.  But they just raised the limit for OpenMP also.

AFAIK the limit in the current PGI version is 16 SMP threads, what 
looks as absolutely enough for typical modern Beowulf clusters.

Mikhail Kuzminsky
Zelinsky Institute of Organic Chemistry
Moscow