Re: [Boost-users] [MPI, serialization] Segmentation fault in heterogeneous cluster

Subject: Re: [Boost-users] [MPI, serialization] Segmentation fault in heterogeneous cluster
From: Matthias Troyer (troyer_at_[hidden])
Date: 2010-09-03 07:30:45

On 3 Sep 2010, at 17:31, Francesco Biscani wrote:

> Hi Matthias,
> 
> I updated to Boost 1.44.0 but unfortunately the crash is now even in
> local mode (mpirun -np 2). The strange thing is that the serialization
> code is apparently working fine when used with text archives, but with
> MPI archives the slave process, upon reception, is deserializing the
> objects with seemingly random values (e.g., huge values instead of 1
> or 0 for an integer data member of a structure).
> 
> I'm trying to isolate the problem right now and, in case I can
> reproduce it with a minimal example, I will post it here (though it is
> likely some mistake on my part, it's the first time I use MPI and
> serialization libraries).

Hi Francesco

Have you tried it with binary archives?

Matthias