Hi Brian,
Thanks a lot for the answer. I will switch to Open Fabric and OpenMPI.
Christophe.
Christophe.
Brian W. Barrett wrote:
> On Mon, 2 Jun 2008, Christophe DIARRA wrote:
>
>
>> Following is the configure command I have tried to build LAM for IB :
>>
>> # ./configure CC=pgcc CFLAGS=-O CXX=pgCC CXXFLAGS=-O FC=pgf77 FFLAGS=-O
>> --prefix=/nfs1/scratch/diarra/lam-7.1.4-pgi_x86_64 --with-rpi=sysv
>> --with-threads=posix --enable-shared --with-modules=boot,rpi
>> ...
>> checking for VAPI_open_hca in -lvapi... no
>> configure: error: *** Cannot find working libvapi.
>>
>
> Unless your IB libraries are in the default search path, you need to tell
> LAM's configure where to find them. There's an option --with-rpi-ib=PATH
> that accomplishes this task.
>
> Note that the IB support in LAM is quite unoptimized and only works with
> Mellanox VERBS, which is also quite old. If you're migrating to a new
> cluster, you'd be better off moving to the more modern Open Fabrics
> instead of mVAPI and moving to Open MPI instead of LAM at the same time.
>
> Brian
>
>
--
Christophe DIARRA
Institut de Physique Nucleaire
Service Informatique
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E-mail: diarra_at_[hidden]
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