> thank you for your prompt reply. Yep, I'm able to run my parallel
> app as
> root. The following is the command line i use to start the MPI:
Since you are able to successfully run the app as root I would say we
are dealing with a permissions issue. What does "ulimit -a" report?
> mpirun -v -d -hostfile hostfile -np 2 -prefix /usr/local mpi_test
> Thank you so much for your help!
> Galen M. Shipman wrote:
>> Hi Davide,
>> Are you able to run this as root? This would tell me if this is a
>> permissions issue.
>> Also what options are you specifying to mpirun?
>> On Mar 15, 2006, at 1:41 PM, Davide Bergamasco wrote:
>>> I'm trying to run OpenMPI on top of OpenIB but I'm running into a
>>> weird memory allocation issue. I already tried all the suggestions
>>> listed in the FAQs (i.e., increase the locked mem limit, etc.)
>>> but I'm
>>> still having trouble. After the initialization a get an infinite
>>> string of messages like this:
>>> [gridnode:27003] mca_mpool_openib_register: error registering openib
>>> memory of size 2109440 errno says Cannot allocate memory
>>> It seems like OpenMPI has entered an infinite loop.
>>> Any help from the kind folks on this list will be greatly
>>> users mailing list
>> users mailing list
> users mailing list