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Re: Kernels dying on parallel code

• To: mathgroup at smc.vnet.net
• Subject: [mg111436] Re: Kernels dying on parallel code
• From: Zach Bjornson <bjornson at mit.edu>
• Date: Sun, 1 Aug 2010 04:57:32 -0400 (EDT)

Do you have a proper license for 8 kernels? The normal home(?) license is only
for four kernels; this may be Mathematica's way of saying you can only use
four. Just a guess.

Quoting Jon Harrop <usenet at ffconsultancy.com>:

> I have an 8-core desktop composed of two quadcore Xeons. Whenever I try to
> run parallel Mathematica 7.0.1 code it tries to spawn 8 kernels and then
> four of them die, resulting in lots of communication errors. Is this normal?
>
> --
> Dr Jon Harrop, Flying Frog Consultancy Ltd.
> http://www.ffconsultancy.com
>
>
>