[Beowulf] tracking down NaN's in an mpi job

Greg Lindahl lindahl at pathscale.com
Thu Jan 8 15:08:07 EST 2004


On Thu, Jan 08, 2004 at 12:08:36PM -0500, Joe Landman wrote:

>   I am trying to help a customer track down the spontaneous appearance
> of NaN's in a StarCD job.

The usual fix is to compile with floating point options set such that
the application faults instead of generating NaNs. This sounds like
a turnkey commercial app, though, so why not just file a bug report?

-- greg

_______________________________________________
Beowulf mailing list, Beowulf at beowulf.org
To change your subscription (digest mode or unsubscribe) visit http://www.beowulf.org/mailman/listinfo/beowulf



More information about the Beowulf mailing list