[mpich-discuss] [OMPI users] OpenMPI 1.8.4rc3, 1.6.5 and 1.6.3: segmentation violation in mca_io_romio_dist_MPI_File_close

[Eric Chamberland]

On 01/14/2015 05:57 PM, Rob Latham wrote:
>
>
> On 12/17/2014 07:04 PM, Eric Chamberland wrote:
>> Hi!
>>
>> Here is a "poor man's fix" that works for me (the idea is not from me,
>> thanks to Thomas H.):
>>
>> #1- char* lCwd = getcwd(0,0);
>> #2- chdir(lPathToFile);
>> #3- MPI_File_open(...,lFileNameWithoutTooLongPath,...);
>> #4- chdir(lCwd);
>> #5- ...
>>
>> I think there are some limitations but it works very well for our
>> uses... and until a "real" fix is proposed...
>
> Thanks for the bug report and test cases.  I just pushed two fixes for
> master that fix the problem you were seeing:
>
> http://git.mpich.org/mpich.git/commit/ed39c901
> http://git.mpich.org/mpich.git/commit/a30a4721a2
>
> ==rob
>

Great!  Thank you for the follow up (and both messages)!

Eric

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