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you need latest OMPI 1.6.x and latest MXM (
On Wed, May 9, 2012 at 6:02 AM, Derek Gerstmann
> What versions of OpenMPI and the Mellanox MXM libraries have been tested
> and verified to work?
> We are currently trying to build OpenMPI v1.5.5 against the MXM 1.0.601
> (included in the MLNX_OFED_LINUX-1.5.3-3.0.0 distribution) and are getting
> build errors.
> Specifically, there's a single undefined type (mxm_wait_t) being used in
> the OpenMPI tree:
> openmpi-1.5.5/ompi/mca/mtl/mxm/mtl_mxm_send.c:44 mxm_wait_t
> There is no mxm_wait_t defined anywhere in the current MXM API
> (/opt/mellanox/mxm/include/mxm/api), which suggests a version mismatch.
> The OpenMPI v1.6 branch has a note in the readme saying "Minor Fixes for
> Mellanox MXM" were added, but the same undefined mxm_wait_t is still being
> What versions of OpenMPI and MXM are verified to work?
> Derek Gerstmann, PhD Student
> The University of Western Australia (UWA)
> w: http://local.ivec.uwa.edu.au/~derek
> e: derek.gerstmann [at] icrar.org
> users mailing list