Hallo,

When I run my code for a big number of data with Java OpenMPI, I get the error 
"java.lang.OutOfMemoryError", even if I run that on a server with 64GB RAM. 
Also I need to maximize the size of the memory allocation.
With java I can do that by adding -Xmxn (write man java), but when I run my 
code I write mpirun -np ... and not java ... . therefore  when I use the same 
command (-Xmxn) with mpirun, I get the error "unknown option -Xmx512m".

So how can I maximize that with OpenMPI? Or is there any other way to do that?

Thanks in advance
Ibrahim
                                          

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