On Saturday September 15 2007 04:26:59 Daryl C. W. O'Shea wrote:
> Mark Martinec wrote:
> > On Friday September 14 2007 22:27:59 Justin Mason wrote:
> >> actually, I misremembered -- it's a speed thing.
> >> http://www.ccl4.org/~nick/P/Fast_Enough/#needless_importing_is_slow
> >> Probably not quite as relevant for our code as for POSIX.pm!
> >
> > Right, a few milliseconds during a program startup,
> > once every few days after a spamd or amavisd restart.
>
> Don't forget that there's a significantly non-zero number of people
> running 'spamassassin' for every message on Windows.
$ perl -e 'use Time::HiRes qw(time); require Mail::SpamAssassin::Util;
$t0=time; import Mail::SpamAssassin::Util qw(); $t=time;
printf("%.6f\n",$t-$t0)'
0.000051
$ perl -e 'use Time::HiRes qw(time); require Mail::SpamAssassin::Util;
$t0=time; import Mail::SpamAssassin::Util qw(untaint_var); $t=time;
printf("%.6f\n",$t-$t0)'
0.000068
17 microseconds of difference! Is it worth discussing it at all?
There are several oportunities for optimization in SpamAssassin,
but this is not one of them.
Mark
