Actually Cluster may have more to do with Multiprocessor than you think.

Larry McVoy has some interesting thoughts on this. Basically you never worry about SMP beyond about 4 CPUs or so. Instead you turn a thousand processor box into a virtual cluster...

Slides for his talk may be found here.

In reply to RE (tilly) 2: Threads vs Forking (Java vs Perl) by tilly
in thread Threads vs Forking (Java vs Perl) by tilly

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