MVAPICH 0.9.5 and mpiexec
Pete Wyckoff
pw at osc.edu
Tue Apr 26 11:30:49 EDT 2005
A.Starikov at utwente.nl wrote on Mon, 25 Apr 2005 18:19 +0200:
> Here is patch which includes previous one.
> In order to work correctly with MVAPICH-0.9.5, one should define in config.h
>
> #define HAVE_IB_PIDS 1
>
> I'm not friendly with configure business, so, please define in configure
> one more switch "--enable-ib-pids" "--disable-ib-pids" (or whatever you
> want :) ), which will perform this action. I don't see a way to check
> automatically with which version of MVAPICH do we work. Behavior at
> startup is equivalent to behavior of 0.9.4 with one exception -
> processes want to send/recive PIDs.
Thanks for contributing this. I put a note on the web page in case
anyone else happens to try out that new version of mpich on infiniband.
I also sent mail to the mvapich developers asking them to spin a new
release that would fix this incompatibility and some related scalibility
problems in the startup protocol.
-- Pete
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