As far as I know, no MPI-IO is done in their LAM/MPI-based apps

-----Original Message-----
From: users [mailto:users-boun...@open-mpi.org] On Behalf Of Rob Latham
Sent: Friday, February 27, 2015 11:22 AM
To: us...@open-mpi.org
Subject: Re: [OMPI users] LAM/MPI -> OpenMPI



On 02/27/2015 09:40 AM, Ralph Castain wrote:

>> Yeah, any other recommendations I can give to convince the 
>> powers-that-be that immediate sun-setting of LAM/MPI would be great.
>>  Sometimes I feel like I am trying to fit a square peg in a round 
>> holeL
>
> Other than the fact that LAM/MPI no longer is supported, the only real 
> rationale would be that OMPI has a lot of enhancements in terms of 
> binding options and other features, supports thru MPI-3, etc.

Does this application do any I/O?  I was curious so I dug around in LAM's 
suversion repository.  Last change to ROMIO, the MPI-IO implementation, was 
this one:

r10377 | brbarret | 2007-07-02 21:53:06

so you're missing out on 8 years of I/O related bug fixes and optimizations.


==rob

--
Rob Latham
Mathematics and Computer Science Division Argonne National Lab, IL USA 
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