[mvapich-discuss] Problem when running a calculation on multiple nodes : libibverbs.so.1 can not open ...

[irfan bulu]

It turns out just copying the shared library files resolved the issue.
Thanks very much for pointing out the problem.

On Fri, Feb 5, 2010 at 7:21 PM, irfan bulu <irfanbulu at gmail.com> wrote:

> thanks Jonathan. I will try that.
>
>
> On Fri, Feb 5, 2010 at 7:14 PM, Jonathan Perkins <
> perkinjo at cse.ohio-state.edu> wrote:
>
>> On Fri, Feb 05, 2010 at 06:55:54PM -0500, irfan bulu wrote:
>> > On Fri, Feb 5, 2010 at 6:28 PM, Jonathan Perkins wrote:
>> > > On Fri, Feb 05, 2010 at 05:53:01PM -0500, irfan bulu wrote:
>> > > > I have confirmed that libibverbs.so.1.0.0 is in /usr/lib64 and
>> > > > verbs.h is in /usr/include/infiniband directory. After installing
>> > > > mvapich2 I first tried running one of the examples on the master
>> > > > node. Everything runs fine. But when I tried running the same
>> > > > example on multiple nodes, I am getting the following error:
>> > >
>> > > Does libibverbs.so point to libibverbs.so.1 and libibverbs.so.1
>> > > point to libibverbs.so.1.0.0?  What about on the other nodes that
>> > > you're using?
>> >
>> > ThanksJonathan for your reply. The head node has both libibverbs.so
>> > and libibverbs.so.1 and they point to libibverbs.so.1.0.0. But, I
>> > couldn't locate libibverbs.so.1.0.0 on the other nodes (neither
>> > libibverbs.so nor libibverbs.so.1.0). Can I just copy
>> > libibverbs.so.1.0.0 from the head node to the other nodes and create
>> > appropriate links?
>>
>> I wouldn't suggest copying.  You want to make sure that the installation
>> as a whole is correct on each node.  You'll want to reisntall ofed on
>> the nodes that are missing libibverbs.
>>
>> --
>> Jonathan Perkins
>> http://www.cse.ohio-state.edu/~perkinjo
>>
>
>
>
> --
> Irfan
>



-- 
Irfan
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