Eduardo: Seems like there might be a problem with your OrangeFS installation. Can you send me the server conf file?
Did you configure mpich with romio and pvfs2 support? Becky Ligon On Wed, Feb 21, 2018 at 6:27 AM Eduardo CAMILO Inacio < [email protected]> wrote: > Dear all, > > I am trying to execute some experiments using ROMIO (MPICH) file view > capabilities for reading and writing shared files into OrangeFS. I have > tried with the IOR benchmark and an ad-hoc simple workload generator > (attached to this message) with no success. After a few trials, I observed > that when the dataset is small (i.e., O(100KB)), processes finish without > errors, but the file ends up empty. For my target dataset produced by the > ad-hoc generator (around 300 MB), multiple error messages like the > following are exhibited, the file is created, but it is incomplete: > > [E 23:05:11.388265] Error: payload_progress: Bad address (error class: 128) > [E 23:05:11.388296] mem_to_bmi_callback_fn: I/O error occurred > [E 23:05:11.388311] handle_io_error: flow proto error cleanup started on > 0x2396e18: Bad address > [E 23:05:11.388320] handle_io_error: flow proto 0x2396e18 canceled 0 > operations, will clean up. > [E 23:05:11.388333] handle_io_error: flow proto 0x2396e18 error cleanup > finished: Bad address > > I verified that the ad-hoc generator works fine when executed locally > (i.e., all processes in the same node writing to the local file system). > This fact, allied to the file system error messages observed, suggests me > that the problem may be in the OrangeFS. > > Following are the system information: > - OrangeFS 2.9.7 > - MPICH 3.2.1 > - IOR 3.0.1 > - GCC 4.4.7 20120313 > - CentOS release 6.7 (kernel 2.6.32-573.22.1.el6.x86_64) > - Data/Metadata servers on Hercule cluster and Clients on 20 nodes of the > Nova cluster, both from the Grid’5000 testbed ( > https://www.grid5000.fr/mediawiki/index.php/Lyon:Hardware) > - ad-hoc generator compilation: $ mpicc fview.c -Wall -Wextra -o fview > - ad-hoc generator execution: $ mpiexec -n 40 -f mpihostsfile ./fview > > Thank you. > > > -- > Eduardo Camilo Inacio, M.Sc. > Lattes: http://lattes.cnpq.br/4794169282710899 > _______________________________________________ > Pvfs2-users mailing list > [email protected] > http://www.beowulf-underground.org/mailman/listinfo/pvfs2-users > -- Sent from Gmail Mobile
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