On 14/11/13 03:25 AM, Hornung, Bastian wrote:
> Hi @all,
>
> I have a sort of stupid problem (or maybe I'm just stupid, don't know), which 
> is probably not relevant to anyone else, but still wanted to report it: I'm 
> not able to run ray with only 2 cores.
> The command, and the output:
>
> mpiexec -n 2 ./Ray -p /home/bastian/data/Raw_data/NG-XXX_1_1.fastq 
> /home/bastian/data/Raw_data/NG-XXX_1_2.fastq

Hi Bastian,


I found the issue. It was caused by the changes made to the -route-messages 
which is not more intelligent.


Fix (one line changed !):

https://github.com/sebhtml/ray/commit/9729dbce542fca2cbe45ea9cd5a436d573461b87


Thank you !

>
> **************************************************
> This program comes with ABSOLUTELY NO WARRANTY.
> This is free software, and you are welcome to redistribute it
> under certain conditions; see "LICENSE.txt" for details.
> **************************************************
>
> Ray Copyright (C) 2010, 2011, 2012, 2013 Sébastien Boisvert
> Centre de recherche en infectiologie de l'Université Laval
> Project funded by the Canadian Institutes of Health Research (Doctoral award 
> 200902CGM-204212-172830 to S.B.)
> http://denovoassembler.sf.net/
>
> References to cite:
>
> Sébastien Boisvert, Frédéric Raymond, Élénie Godzaridis, François Laviolette 
> and Jacques Corbeil.
> Ray Meta: scalable de novo metagenome assembly and profiling.
> Genome Biology (BioMed Central Ltd).
> 13:R122, Published: 22 December 2012
> http://dx.doi.org/doi:10.1186/gb-2012-13-12-r122
>
> Sébastien Boisvert, François Laviolette & Jacques Corbeil.
> Ray: simultaneous assembly of reads from a mix of high-throughput sequencing 
> technologies.
> Journal of Computational Biology (Mary Ann Liebert, Inc. publishers, New 
> York, U.S.A.).
> November 2010, Volume 17, Issue 11, Pages 1519-1533.
> http://dx.doi.org/doi:10.1089/cmb.2009.0238
>
> Ray version 2.3.0
> License for Ray: GNU General Public License version 3
> RayPlatform version: 2.0.0
> License for RayPlatform: GNU Lesser General Public License version 3
>
> MAXKMERLENGTH: 201
> Maximum coverage depth stored by CoverageDepth: 4294967295
> MAXIMUM_MESSAGE_SIZE_IN_BYTES: 4000 bytes
> FORCE_PACKING = n
> ASSERT = n
> HAVE_LIBZ = n
> HAVE_LIBBZ2 = n
> PROFILER_COLLECT = n
> MINIRANKS = y
> CLOCK_GETTIME = n
> __linux__ = y
> _MSC_VER = n
> __GNUC__ = y
> RAY_32_BITS = n
> RAY_64_BITS = y
> MPI standard version: MPI 2.1
> MPI library: Open-MPI 1.4.3
> Compiler: GNU gcc/g++ 4.6.3
> MPI I/O: n
>
>
>
> And then nothing happens.
> If I change n to 1 or 3 it will run, but with 2 it just stalls.
> (why am I running an assembly on 2 cores? Because I run 5 in parallel, and I 
> have more time than computing power)
>
>
> As said, not sure if it's really relevant, but better to report than to 
> ignore.
>
> Best regards,
>
> Bastian
>
>
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