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Subject: Re: [OMPI users] UDAPL 2.0 support
From: Jeff Squyres (jsquyres_at_[hidden])
Date: 2010-07-06 08:00:00


We don't recommend using the udapl support in Linux; it is much better to use the native "openib" BTL that uses the verbs interface. We do not do any udapl testing on Linux, as far as I know -- the udapl BTL exists mainly for Solaris.

On Jul 5, 2010, at 5:43 AM, Gabriele Fatigati wrote:

> Dear OpenMPI users,
>
> is UDAPL 2.0 supported by OpenMPI 1.4.2? Because in /etc/dat.conf file:
>
>
> OpenIB-cma u1.2 nonthreadsafe default libdaplcma.so.1 dapl.1.2 "ib0 0" ""
> OpenIB-cma-1 u1.2 nonthreadsafe default libdaplcma.so.1 dapl.1.2 "ib1 0" ""
> OpenIB-mthca0-1 u1.2 nonthreadsafe default libdaplscm.so.1 dapl.1.2 "mthca0 1" ""
> OpenIB-mthca0-2 u1.2 nonthreadsafe default libdaplscm.so.1 dapl.1.2 "mthca0 2" ""
> OpenIB-mlx4_0-1 u1.2 nonthreadsafe default libdaplscm.so.1 dapl.1.2 "mlx4_0 1" ""
> OpenIB-mlx4_0-2 u1.2 nonthreadsafe default libdaplscm.so.1 dapl.1.2 "mlx4_0 2" ""
> OpenIB-ipath0-1 u1.2 nonthreadsafe default libdaplscm.so.1 dapl.1.2 "ipath0 1" ""
> OpenIB-ipath0-2 u1.2 nonthreadsafe default libdaplscm.so.1 dapl.1.2 "ipath0 2" ""
> OpenIB-ehca0-1 u1.2 nonthreadsafe default libdaplscm.so.1 dapl.1.2 "ehca0 1" ""
> OpenIB-iwarp u1.2 nonthreadsafe default libdaplcma.so.1 dapl.1.2 "eth2 0" ""
> ofa-v2-ib0 u2.0 nonthreadsafe default libdaplofa.so.2 dapl.2.0 "ib0 0" ""
> ofa-v2-ib1 u2.0 nonthreadsafe default libdaplofa.so.2 dapl.2.0 "ib1 0" ""
> ofa-v2-mthca0-1 u2.0 nonthreadsafe default libdaploscm.so.2 dapl.2.0 "mthca0 1" ""
> ofa-v2-mthca0-2 u2.0 nonthreadsafe default libdaploscm.so.2 dapl.2.0 "mthca0 2" ""
> ofa-v2-mlx4_0-1 u2.0 nonthreadsafe default libdaploscm.so.2 dapl.2.0 "mlx4_0 1" ""
> ofa-v2-mlx4_0-2 u2.0 nonthreadsafe default libdaploscm.so.2 dapl.2.0 "mlx4_0 2" ""
> ofa-v2-ipath0-1 u2.0 nonthreadsafe default libdaploscm.so.2 dapl.2.0 "ipath0 1" ""
> ofa-v2-ipath0-2 u2.0 nonthreadsafe default libdaploscm.so.2 dapl.2.0 "ipath0 2" ""
> ofa-v2-ehca0-1 u2.0 nonthreadsafe default libdaploscm.so.2 dapl.2.0 "ehca0 1" ""
> ofa-v2-iwarp u2.0 nonthreadsafe default libdaplofa.so.2 dapl.2.0 "eth2 0" ""
>
>
> it works only if i use 1.2 interface, not with 2.0 version.
>
> Thanks in advance.
>
>
> --
> Ing. Gabriele Fatigati
>
> Parallel programmer
>
> CINECA Systems & Tecnologies Department
>
> Supercomputing Group
>
> Via Magnanelli 6/3, Casalecchio di Reno (BO) Italy
>
> www.cineca.it Tel: +39 051 6171722
>
> g.fatigati [AT] cineca.it
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-- 
Jeff Squyres
jsquyres_at_[hidden]
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