Francis Daly <francisdaly <at> gmail.com> writes:
> More idle curiosity, which might be interesting -- were the calculated
> averages equivalent?
>> > The sed/awk one comes out with the following:
> > real 0m32.733s
> > user 0m10.915s
> > sys 0m11.838s
> >
> > whereas the pure awk one is a lot faster:
> > real 0m18.239s
> > user 0m2.035s
> > sys 0m2.761s
> >
> > Ran a few times just in case, and those times are fairly consistent. Anyway
> > thanks to you both!
>> On those numbers, it should take about a minute to find out.
>> Replace "," with ";print" each time in the END block of my awk, and
> you should get two sets of output which are easily diff'able.
>> For presentation, you might also like to set OFMT="%.3g" before
> printing -- that limits the number of printed significant figures. Or
> use "f" for decimal places, depending on the input range.
I had already changed this to use printf "%f %f %f %f %f %f\n" which seemed to
do what I wanted.
I got a fright there for a while because some sets of averages didn't match up
at all. It turns out there were more characters than [a-zA-Z] for some class
descriptions. Once that was fixed, yes, both sets of figures are identical.
Marcus.
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