My shell is tcsh, so I can provide you with the output of "limit":

cputime      unlimited
filesize     unlimited
datasize     unlimited
stacksize    8192 kbytes
coredumpsize 0 kbytes
memoryuse    unlimited
vmemoryuse   unlimited
descriptors  1024
memorylocked unlimited
maxproc      16383

Thanks

Davide


Galen M. Shipman wrote:
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?

Galen

mpirun -v -d -hostfile hostfile -np 2 -prefix /usr/local mpi_test

Thank you so much for your help!

Davide


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?

Thanks,

Galen

On Mar 15, 2006, at 1:41 PM, Davide Bergamasco wrote:

Hello,

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
appreciated!!

Thanks

Davide

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