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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