getting rid of data movement instructions

Alex Martelli aleaxit at
Mon Aug 20 11:20:59 CEST 2001

"Tim Peters" < at> wrote in message
news:mailman.998259150.17466.python-list at
> This reminds me of the definition of a supercomputer commonly heard in the
> 80s:  a supercomputer is a box that turns your CPU-bound problem into an
> I/O-bound problem.  IOW-- and take this to heart! --no matter what you
> optimize, if you do a good job, one consequence is that "the bottleneck"
> moves to something you weren't even thinking about.  Or, as Gordon Bell's
> First Law of supercomputer design put it, Everything Counts.

Hmmm, isn't the numeric expression of this called Amdahl's Law?


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