function [t, A] = parallel_example(iter)
    if nargin==0
      iter = 8;
   end
   disp('Start sim')
   t0 = tic;
   parfor idx = 1:iter
      A(idx) = idx;
      pause(2)
      idx
   end
   t = toc(t0);
   disp('Sim completed')
   save RESULTS A
   end