[Pw_forum] phcg restart problem

[Paolo Giannozzi]

I have used phcg.x in the past and, as far as I remember,
restart was working (not sure which version it was). 
v.4.2 is old an nobody is going to fix restart in it 
anyway (assuming it is broken).
 
P.

On Wed, 2014-01-01 at 19:33 -0800, weeliat wrote:

> I am using phcg to calculate vibration modes at the gamma point for a
> 100+ atom system.
> 
> 
> I might be wrong but I have seen a recover option for phcg.  I am
> facing a problem in restarting the phcg calculation after hitting my
> allowed walltime.
> 
> 
> I have only added the line recover=.true. into the initial phcg input
> file.  The error msg for the restart run is:

> *** An error occurred in MPI_Allreduce
> *** on communicator MPI COMMUNICATOR 5 SPLIT FROM 3
> *** MPI_ERR_TRUNCATE: message truncated
> *** MPI_ERRORS_ARE_FATAL (your MPI job will now abort)
> 
> [...]
> Is this a problem with the phcg v.4.2 or something else is wrong?
> 
> 
> Thanks,
> 
> 
> wee-liat
> Carnegie Mellon University
> USA
> 
> 
> 
> 
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-- 
Paolo Giannozzi, Dept. Chemistry&Physics&Environment, 
Univ. Udine, via delle Scienze 208, 33100 Udine, Italy
Phone +39-0432-558216, fax +39-0432-558222