[mvapich-discuss] how to set "ulimit -l unlimited" at user level?

Karthik Gopalakrishnan gopalakk at cse.ohio-state.edu
Tue Jun 3 14:47:47 EDT 2008


Try adding the "ulimit -c unlimited" line to /etc/profile first.

Regards,
Karthik

On Tue, Jun 3, 2008 at 1:36 PM, Divi Venkateswarlu <divi at ncat.edu> wrote:
>
>     Hello:
>
>     I am running ROCKS-5 on two DP quad-core machines with mellanox IB HCA
> cards.
>     I compiled mvapich with ifort without any problems.
>
>     I am able to run at root level with NO problems. I could set ulimit -l
> unlimited to increase
>     RLIMIT_MEMLOCK size.  My program (PMEMD of AMBER package) runs on all
>     16-cores with no hiccups.
>
>     When I try to set   ulimit -l unlimited at user level, I get the
> following error message.
>
>       -bash: ulimit: max locked memory: cannot modify limit: Operation not
> permitted.
>
>    Can somebody help me how to fix this problem?    I am running mvapich-1.0
>
>    Thanks a lot for your help
>
>     Divi
>
>
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