On Thu, May 22, 2008 at 04:19:05PM -0400, Jeff Squyres wrote: > On May 22, 2008, at 4:07 PM, Dirk Eddelbuettel wrote: > > > Is there a test I could run for you? > > Can you see if /dev/infiniband exists? If it does, the OpenFabrics > kernel drivers are running. If not, they aren't. Either that or udev in not configured properly.
> > > Also, if this test depends on the Debian kernel packages, then we're > > back to square one as some folks (like myself) run binary kernels, > > other may just hand-compile and this test may not work as we may miss > > the 'Debian trigger' in those cases. > > > The OpenFabrics kernel drivers are implemented as kernel modules, so > it's mainly just a question of loading them it to start them running. > For example, in the official OFED distribution, it comes with /etc/ > init.d/openibd -- "start" loads the kernel modules and does all the > necessary initialization, "stop" unloads everything, etc. > ib_core/mthca/mlx4 should be loaded automatically by hotplug if HW is present. No need for any additional configuration. -- Gleb.