I'm glad that you got it worked out!

Becky

On Wed, Aug 8, 2012 at 3:59 PM, Jesús Hernández <[email protected]> wrote:

> Thank you for your response. In the end, I made it work. I think that the
> problem came from the "cyclic" dependencies between MPICH2 and PVFS2 when
> configuring/building/installing them.
>
> If anyone is interested, I ended up using orangefs-2.8.6 and mpich2-1.4.1.
> However, IOR can only be used with MPIIO, since I guess that the kernel
> interface is needed for POSIX.
>
> Thank you again,
>
> -Jesus
>
>
> On Wed, Aug 8, 2012 at 8:25 AM, Becky Ligon <[email protected]> wrote:
>
>> Jesus:
>>
>> Do you have a pvfs2tab file defined?  If /mnt/pvfs2 is not mounted, then
>> a tab file is necessary, so the pvfs/mpich interface knows how to contact a
>> pvfs server.
>>
>> Becky
>>
>> On Tue, Aug 7, 2012 at 9:04 PM, Jesús Hernández <[email protected]>wrote:
>>
>>> Hello,
>>>
>>> I am trying to run IOR on top of PVFS2 using MPICH2. The steps I
>>> followed are:
>>> -> configure PVFS2 with the flag -with-mpi=<PATH TO MPI INSTALLATION>
>>> and install it
>>> -> configure MPICH2 with the flag -with-pvfs2=<PATH TO PVFS2 BIN DIR>
>>> and install it
>>> -> configure IOR to use it with MPIIO
>>>
>>> However, when I try to run any benchmark by issuing:
>>> mpiexec -n $N_PROCESSES -f /home/ubuntu/machinefile ./IOR -a MPIIO -b
>>> $MPIIO_BSIZE -t 4096 -o pvfs2:/mnt/pvfs2/testfile -k -s $SEGMENTS -i $REP
>>>
>>> I get this error:
>>> ** error **
>>> ERROR in aiori-MPIIO.c (line 131): cannot open file.
>>> MPI Other I/O error , error stack:
>>> ADIO_RESOLVEFILETYPE(774): Specified filesystem is not available
>>>
>>> which is visible in IOR's output file.
>>>
>>> I am using orangefs-2.8.6, mpich2-1.2.1p1 and the latest IOR benchmark.
>>> Is it because I have to configure PVFS2 Kernel Interface? I am using Linux
>>> version 3.2
>>>
>>> Any help would be appreciated.
>>>
>>> Thank you!
>>>
>>>
>>>
>>>
>>> _______________________________________________
>>> Pvfs2-users mailing list
>>> [email protected]
>>> http://www.beowulf-underground.org/mailman/listinfo/pvfs2-users
>>>
>>>
>>
>>
>> --
>> Becky Ligon
>> OrangeFS Support and Development
>> Omnibond Systems
>> Anderson, South Carolina
>>
>>
>>
>
>
> --
> Jesús Hernández Martín
> 195 N Harbor Dr.
> Chicago, Illinois, 60601
> E-mail: [email protected]
> Phone: +1 773.788.5253/+34 626.54.48.58
>
>
>


-- 
Becky Ligon
OrangeFS Support and Development
Omnibond Systems
Anderson, South Carolina
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