DragonFly submit List (threaded) for 2004-10
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Re: A little speed up for awk
:-On [20041031 00:42], Matthew Dillon (dillon@xxxxxxxxxxxxxxxxxxxx) wrote:
:> Well, that's a fine little patch but I really doubt it will
:> make much of a dent in awk's performance.
:
:It did for this case.
:
:> If you really want to have a go at tracking down potential
:> performance issues I recommend first doing some side-by-side
:> comparisons between the old and new awk and then compiling
:> up the new awk with profiling (-pg) and seeing if there is
:> anything obvious in the profile output that could be fixed.
:> The issue is likely to be algorithmic in nature.
:
:http://www.in-nomine.org/~asmodai/awk.txt is the profiling output in
:question.
:
:http://www.in-nomine.org/~asmodai/mawk.txt is mawk's profiling of the same
:case.
:
:--
:Jeroen Ruigrok van der Werven <asmodai(at)wxs.nl> / asmodai / kita no mono
Well, you can make that change if you want but these profiles are virtually
meaningless for such a simple test case.
-Matt
Matthew Dillon
<dillon@xxxxxxxxxxxxx>
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