Perl Performance — How to make Perl fasterHow to make Perl faster Measure, don't guessRegexpsFunctionsMiscellaneousThe biggest tuning gains will usually come from algorithmic improvements. But while these can be hard to find, there is also a lot you can do mechanically. Makepp is a big heavy-duty program, where speed is a must. A lot of effort has been put into optimizing it. This documents some general things we have found. Currently the
