[Pvfs2-developers] Problem opening a file in pvfs

[Christina Patrick]

Actually, I did not face any build problems at all.
The only problems were in accessing the pvfs2 file system using mpi programs.

Thanks and Regards,
Christina.

On Wed, Mar 11, 2009 at 7:08 PM, Kevin Harms <harms at alcf.anl.gov> wrote:
>
>  When you build mpich2 it looks in the standard place for pvfs2. If you
> installed pvfs2 elsewhere then you need to configure mpich2 using
> '--with-pvfs2=<path>'
>
>  If mpich fails to build then apply the patch to mpich available from the
> link below.
>
>>>
>>> http://www.beowulf-underground.org/pipermail/pvfs2-users/2009-March/002739.html
>
> kevin
>
>
>>> kevin
>>>
>>> On Mar 11, 2009, at 5:20 PM, Christina Patrick wrote:
>>>
>>>> Hi Everybody,
>>>>
>>>> I recently compiled and installed mpich2-1.0.8 and pvfs-2.8.0. I am
>>>> using pvfs in user mode.
>>>>
>>>> I wrote a program to open a file in write only mode. Whenever I try to
>>>> open the file in a pvfs2 file system,
>>>> (filename is pvfs2:/export/home/patrick/pvfs2-fs/testfile)
>>>> I get an error
>>>> 0: file: io.c, function: main, line:68 error_code: Other I/O error ,
>>>> error stack:
>>>> 0: ADIO_RESOLVEFILETYPE(742): Specified filesystem is not available
>>>>
>>>> However, I am able to open a file in a normal filesystem (I think
>>>> ext3/nfs/ufs).
>>>> Any ideas why this problem may be happening?
>>>> I tried debugging, but all I get is that it enters the function
>>>> "src/mpi/romio/adio/common/ad_fstype.c":ADIO_ResolveFileType and then
>>>> prints the error message from line 741. The error message is enclosed
>>>> in #ifndef ROMIO_PVFS2 ... #endif.
>>>> I dont understand why it is entering this and printing the error
>>>> message. I even reconfigured the pvfs2 filesystem, but it does not
>>>> solve the problem.
>>>>
>>>> I tried searching the net and found the thread
>>>>
>>>>
>>>> http://www.mail-archive.com/pvfs2-users@beowulf-underground.org/msg01483.html
>>>> I even tried touching the file in the pvfs2 filesystem, but it does not
>>>> work.
>>>>
>>>> Please help me!
>>>>
>>>> Thanks,
>>>> Christina.
>>>> _______________________________________________
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>>>> Pvfs2-developers at beowulf-underground.org
>>>> http://www.beowulf-underground.org/mailman/listinfo/pvfs2-developers
>>>
>>>
>
>