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From: Jeff Squyres (jsquyres_at_[hidden])
Date: 2006-02-03 03:05:45


Konstantin --

I am able to replicate your error. Let me look into it and get back
to you.

On Feb 1, 2006, at 12:16 PM, Konstantin Kudin wrote:

> Hi,
>
> Here is an update. The code crashes only when it is launched by
> mpirun, and the actual piece of code where it happens is this:
>
> IF ( ionode ) THEN
> 30 READ (parse_unit, fmt='(A256)', END=10) line
> IF( line == ' ' .OR. line(1:1) == '#' ) GO TO 30
> tend = .FALSE.
> GO TO 20
> 10 tend = .TRUE.
> 20 CONTINUE
> END IF
>
> Basically, the 1st node is supposed to reach the end of file while
> reading in a file, and jump to line "10". Instead, it crashes at line
> 30 with the message "forrtl: severe (39): error during read, unit 5,
> file /dev/ptmx".
>
> If I add a keyword to the end of the file "END", and then never let
> the program see the end of file, it works fine.
>
> Is there a patch for Open-MPI that would fix that?
>
> Thanks!
> Konstantin
>
> --- Konstantin Kudin <konstantin_kudin_at_[hidden]> wrote:
>
>> Hi all,
>>
>> The package Quantum Espresso (QE) 3.0 from www.pwscf.org works fine
>> with MPICH 1.2.7 and these versions of Intel compilers.
>>
>> QE also compiles fine with Open-MPI. However, when trying to run the
>> CP program from the package with either Open-MPI v1.0.1, or the
>> latest
>> nightly build [ 1.0.2a4r8848 ], the following error is produced (also
>> in the *.tar.gz file):
>>
>>> ./wat01.j
>> forrtl: Input/output error
>> forrtl: severe (39): error during read, unit 5, file /dev/ptmx
>> Image PC Routine Line
>> Source
>> cp.x 000000000084931F Unknown Unknown
>> Unknown
>>
>> The program cp.x reads its data from the std. input, and writes to
>> std. output.
>>
>> The files config.log, ompi_info.log, and a slightly more detailed
>> output of the error are in the attached file.
>>
>> Any ideas what might be wrong?
>>
>> Thanks!
>> Konstantin
>>
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-- 
{+} Jeff Squyres
{+} The Open MPI Project
{+} http://www.open-mpi.org/