Re: gm 1.5.2-1 + rh AS patch/rh kernel 2.4.20

FYI -
   I built my own kernel with the gm module - the AS patch, and all of
my problems are solved.  In case anyone else runs into this, there is
probably something bogus in that patch when not used on AS.

Todd

On Thu, 2004-01-22 at 12:11, Todd Merritt wrote:
> I recently upgraded the kernel on our beowulf nodes from 2.4.18 to
> 2.4.20, from redhat.  I had to apply the Advanced Server patch that
> somebody from Myricom pointed me to, in order to get it to build
> properly.  Since then, one of our users running an mpi code has been
> getting the following error when running his job:
> 
> shandle is bfffcdd4
> shandle cookie is 68
> shandle at bfffcdd4
>       cookie          = 68
>       is_complete     = 40
>       start           = 0
>       bytes_as_contig = 0
> [7] MPI internal Aborting program Bad address in Rendezvous send
> [7] Bad address in Rendezvous send
> 
> I rebuilt his code to use ethernet, and it seems to run fine.  Anybody
> ever seen this ?  Is this an artifact of my kernel upgrade or the gm
> patch ?  I know I need to get to 1.6x, but the last time I tried to go
> there, it looked like users were going to need to recompile their code,
> or I would have to upgrade all of the nodes at once (or something like
> that, it's been a long while) so I nixed that idea for the time being.
> 
> Thanks,
> 
> Todd
> 
> 
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