[MPICH] mpich2 & rand()

Andras Joo jooam at aston.ac.uk
Sat Jun 23 11:49:13 CDT 2007

Thank you guys.
Momentary I will use the initialization suggested by Kusumanchi (which 
works fine), but later on probably will switch to a more robust random 
number generator.
Have a nice weekend.

Kamaraju Kusumanchi wrote:
>>  //...init mpi
>>  srand(time(0));
> What I do is change the seed based on the rank of the process. Say
> something like
> srand(time(0)+my_rank**2);
> where my_rank is is the rank of the processor. Does that work for your 
> case?
> hth
> raju

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