In the server configuration there is a 'TroveMethod' option that will indicate which Trove backend is in use.
Michael On Wed, Nov 2, 2011 at 12:40 PM, Kshitij Mehta <[email protected]> wrote: > ** > I am using pvfs 2.8.2 on OpenSuse 11.3. I compiled using gcc 4.5.0 > I am not sure what backend is being used on the server side? Is there a > way I can find this out? > > Thanks, > Kshitij > > > On 11/02/2011 09:32 AM, Michael Moore wrote: > > So I can re-create the issue: > 1) what version of OrangeFS, OS, etc. are you using? > 2) what IO backend are you using on the server side (alt-aio or directio)? > > Thanks, > Michael > > On Tue, Nov 1, 2011 at 3:11 PM, Kshitij Mehta <[email protected]> wrote: > >> Hello all, >> I have a program in which 2 threads write data to a pvfs2 fs using the >> writev function. I am seeing an incorrect file size after the writes are >> done. >> >> This is what the program does: >> - Spawn 2 threads using OpenMP. Thread0 will write to file test1.out, >> thread1 will write to file test2.out >> - In a single writev call, each thread writes an iovec array of 512 >> elements, each element of size 1M. So a single writev call writes 512M >> data. This cycle is performed twice in total, so each thread writes a file >> of size 1G. >> >> Once the program finishes, I see that the two files created are of size >> 512M each, instead of 1G. I ran this program on a local hard drive, and it >> works fine. >> >> I have attached the program here. Any help is appreciated. >> >> Regards, >> Kshitij Mehta >> PhD candidate >> Parallel Software Technologies Lab >> Dept. of Computer Science >> University of Houston >> Houston, Texas, USA >> >> _______________________________________________ >> Pvfs2-users mailing list >> [email protected] >> http://www.beowulf-underground.org/mailman/listinfo/pvfs2-users >> >> > >
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