client/tools/diffprofile

#!/usr/bin/perl
#
# Martin J. Bligh (mbligh@aracnet.com)

$mindiff = 5;

open (FILE1, shift(@ARGV)) || die;
open (FILE2, shift(@ARGV)) || die;

while (<FILE2>) {
	/\s*(\d*)\s*(\S*)/;
	$new{$2} = $1;
	$diff{$2} = $1;
}
while (<FILE1>) {
	/\s*(\d*)\s*(\S*)/;
	$old{$2} = $1;
	$diff{$2} -= $1;
}
foreach $key (sort bydiff (keys %diff)) {
	$pct = 0;
	$pct = 100 * ($diff{$key} / $old{$key}) if ($old{$key} > 0);
	if ( ($diff{$key} > $mindiff) || ($diff{$key} < 0 - $mindiff) ) {
		printf "%10s  %6.1f%% %s\n", $diff{$key}, $pct, $key;
	}
}

sub bydiff { $diff{$b} <=> $diff{$a}; }