On 11/14/05, Olivier Sessink <[EMAIL PROTECTED]> wrote: > Olaf van der Spek wrote: > > > Isn't an IO bottleneck 'solved' by using readahead? > > And even without readahead, generating IO requests earlier means the > > HDD may be able to serve them in a more efficient order. > > but you need also more context switches, which increases the overhead. > > So the maximum speedup is expected when you boot an IO-bound and a > CPU-bound process in parallel.
True, but which scripts are completely CPU bound?
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