Re[2]: [PVFS-users] Re: ROMIO on PVFS

[Lei@ICS]

Hi Phil,

This patch seems to fix our problem. File
openings from on/off pvfs for read/write
were all successful!

Thanks a lot,
-Lei           mailto:pan@ics.uci.edu

Thursday, January 15, 2004, 9:03:53 AM, you wrote:

PC> Hi Lei,

PC> I think that we may have found your problem.  There is a subtle bug in
PC> pvfs_open() in 1.6.2 that you might be running into in this case.

PC> Could you try applying the attached patch to 1.6.2 and see if it fixes
PC> the problem for you?

PC> This patch has already been applied to cvs, but today might not be
PC> the best time to check that code out (we are in the middle of some other
PC> unrelated clean ups at the moment).

PC> thanks!
PC> -Phil

PC> On Mon, 12 Jan 2004, Rob Ross wrote:

>> Hey,
>>
>> Thanks for the additional information.  Sounds like things are mostly
>> working anyway; that's a great start.
>>
>> Could you try appending "pvfs:" to your filename in your Fortran code, to
>> see if that helps?
>>
>> Thanks,
>>
>> Rob
>>
>> On Fri, 9 Jan 2004, Lei@ICS wrote:
>>
>> > Hi Rob,
>> >
>> > Sorry for my cross-posting.
>> >
>> > The versions: pvfs: 1.6.2  Linux: RedHat 7.3, kernel 2.4.18-10smp,
>> >               MPICH 1.2.5.2 built w/ the support of pvfs, nfs etc.
>> >
>> > The MPICH make script is attached at the end.
>> > PVFS installed on p00-p03, but not the head node.
>> > MPI code ran from p00, two node p00 and p01 are used.
>> >
>> > What does work?
>> > 1). Can copy files and directories from NFS to PVFS.
>> > 2). Symbolic link works on PVFS.
>> > 3). pvfs-ping works:
>> > [pan@pluto00 pan]$ /opt/local/bin/pvfs-ping -h p00 -f /pvfs-meta
>> > mgr (p00:3000) is responding.
>> > iod 0 (192.168.10.10:7000) is responding.
>> > iod 1 (192.168.10.11:7000) is responding.
>> > iod 2 (192.168.10.12:7000) is responding.
>> > iod 3 (192.168.10.13:7000) is responding.
>> > pvfs file system /pvfs-meta is fully operational.
>> >
>> > 4). Fortran open() works on PVFS, and can write a
>> >     large file (3.2GB) to PVFS.
>> >
>> > I will test to see if C MPI code works.
>> >
>> > Thanks a lot,
>> >
>> > -Lei         mailto:pan@ics.uci.edu
>> >
>> >
>> > ----------- make --------------------
>> > #!/bin/csh -v
>> > # edit the next couple of lines
>> > setenv RSHCOMMAND rsh
>> > setenv RSH rsh
>> > setenv CC /home/packages/gcc-3.2/bin/gcc
>> > setenv FC '/home/packages/absoft/bin/f77 -cpu:host -N90 -f -N22 -B108'
>> > setenv F90 '/home/packages/absoft/bin/f95 -cpu:host -YCFRL=1
>> -YEXT_NAMES=LCS -YEXT_SFX=_ -YCOM_NAMES=LCS -YCOM_PFX= -YCOM_SFX=_'
>> > setenv F95 '/home/packages/absoft/bin/f95 -cpu:host -YCFRL=1
>> -YEXT_NAMES=LCS -YEXT_SFX=_ -YCOM_NAMES=LCS -YCOM_PFX= -YCOM_SFX=_'
>> > setenv PVFS_DIR /opt/local
>> >
>> > rm -f config-mine.log
>> >
>> > # edit this line for different compilers, arch, shell, flags
>> > ./configure --disable-devdebug -opt=-O2 \
>> >              
>> --with-romio=--with-file-system=ufs+nfs+testfs+pvfs \
>> >               -cflags="-g -I$PVFS_DIR/include
>> -D_FILE_OFFSET_BITS=64 -D_LARGEFILE64_SOURCE" \
>> >               -lib="-L$PVFS_DIR/lib -lpvfs" \
>> >               --disable-weak-symbols --with-device=ch_p4 \
>> >               --prefix=/home/pan/mpich/absoft_f95 \
>> >               -rsh=$RSH \
>> >                   >& config-mine.log
>> > tail config-mine.log
>> >
>> > rm -f make.log
>> > make >& make.log
>> > tail make.log
>> > make install >& make.install.log
>> > tail make.install.log
>> >
>> >
>> >
>>
>>
>>
>>
>> _______________________________________________
>> PVFS-users mailing list
>> PVFS-users@www.beowulf-underground.org
>> http://beowulf-underground.org/mailman/listinfo/pvfs-users
>>