[mpich-discuss] Assertion error for bcast2 test (mpich2 1.3 with KNEM)

[Miao]

Hi Dave,

Yes the one we used is the latest KNEM whose version is 0.9.2. Sorry that I
forgot to mention it in the previous email.

Thanks,
Miao

On Wed, Nov 10, 2010 at 11:51 AM, Dave Goodell <goodell at mcs.anl.gov> wrote:

> On Nov 4, 2010, at 9:17 PM CDT, Miao wrote:
>
> > When I tried to run mpich2 1.3 nemesis with KNEM for the tests inside
> mpich2 source code, an assertion error for bcast2 test under test/mpi/coll
> came out as follow:
> >
> > $ ../../../bin/mpiexec -machinefile hosts -n 2 ./bcast2
> > Assertion failed in file mpid_nem_lmt_dma.c at line 474: ("should never
> be incomplete!", 0)
> > internal ABORT - process 1
> >
> > We are wondering if this is a bug within nemesis codes for KNEM and we'd
> like to report it to mpich2 group.
>
> What version of knem are you using?  I just looked and noticed that the
> version we ship in the contrib directory of MPICH2 is very old (v0.5.0).
>  I've taken a note to update that, but in the interim you would be better
> off using the latest version from the knem website if you aren't already.
>
> http://runtime.bordeaux.inria.fr/knem/
>
> -Dave
>
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