mpiexec: Warning: main: task 0 died with signal 11 (raw 0x10b).

[Rayson Ho]

You allocate things from the stack, so if sizeof(A[][]) +sizeof(B[][]) 
exceeds the stack size limit, it just simply seg. faults...

8*362*362*2/1024/1024 => 2MB

What's the stack size limit for your default shell?

Rayson

> 
>mpiexec seems to be failing when huge chunk of data is sent by using a
MPI_Send. The program works fine when a matrix A[361][361] is sent across
but it gives the following error when a matrix A[362][362] is used
> 
>mpiexec: Warning: main: task 0 died with signal 11 (raw 0x10b).
> 
>Is the a method of testing how much data can be sent across on command
line ? is mpptest the solution if so how do I use it?
> 
>I am using University of Akron cluster:
>6node 4ppn,SGI 1400L Quad Pentium III Xeon 550Mhz, 2 gig memory/node, Fast
ethernet, Myrinet interconnect.
> 
>
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