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

[Miao]

Hi Dave,

Thanks for pointing the latest version. I just tried it out and seems it can
not solve the problem. It's not an emergency so please take your time.

Thanks,
Miao

On Wed, Nov 10, 2010 at 4:41 PM, Dave Goodell <goodell at mcs.anl.gov> wrote:

> It's unlikely to solve your problem, but there is a slightly newer version
> available:
> http://runtime.bordeaux.inria.fr/knem/download/knem-0.9.3.tar.gz
>
> Otherwise it will be a little while until I can get spare cycles for this,
> unfortunately.
>
> -Dave
>
> On Nov 10, 2010, at 3:36 PM CST, Miao wrote:
>
> > 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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> >
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