[mpich-discuss] MPI and signal handlers

Darius Buntinas buntinas at mcs.anl.gov
Wed Nov 28 10:22:46 CST 2012

Sorry, MPICH doesn't allow MPI calls from signal handlers.


On Nov 28, 2012, at 8:54 AM, Matthieu Dorier wrote:

> Hello,
> I read in the MPI-3 standard that allowing MPI calls within signal handlers is implementation dependent  (I guess it's the same in previous standards).
> Does mpich allow MPI calls within signal handlers?
> Also which signals are used by mpich? Does mpich use SIGSEGV?
> Thank you,
> Matthieu Dorier
> PhD student at ENS Cachan Brittany and IRISA
> http://people.irisa.fr/Matthieu.Dorier
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