I just ran the above code with arrays A & B containing 100,000 values each. It completed in a little over half a second

C:\test>920533 >920533.obig
Took 0.609000 seconds

C:\test>wc -l 920533.obig
 100000 920533.obig

[download]

What made you think you needed to use multiprocessing to meet your 30 second target time?

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In reply to Re^10: Parallel::ForkManager is time consuming...takes too long by BrowserUk
in thread Parallel::ForkManager is time consuming...takes too long by esolkc

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