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perl-Digest
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/usr/share/doc/perl-Digest/digest-bench
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#!/usr/bin/perl -w use strict; die unless @ARGV; my ( $mod, @args ) = @ARGV; eval "require $mod"; die $@ if $@; $a = substr( join( "", "a" .. "z", ) x 800, 0, 8 * 1024 ); my $count = 4 * 1024; use Time::HiRes qw(time); my $before = time; my $ctx = $mod->new(@args); for ( 1 .. $count ) { $ctx->add($a); } print $ctx->hexdigest, "\n"; my $sec = time - $before; my $bytes = length($a) * $count; print "$bytes/$sec\n"; my $vers = do { no strict 'refs'; ${ $mod . '::VERSION' } }; printf "$mod $vers\t%.2f MB/s\n", $bytes / ( 1024 * 1024 * $sec )
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