-sub _diffms
-{
- return unless isdbg('chan');
- my $call = shift;
- my $line = shift;
- my $ta = shift;
- my $tb = shift || [gettimeofday];
-
- my $a = int($ta->[0] * 1000) + int($ta->[1] / 1000);
- my $b = int($tb->[0] * 1000) + int($tb->[1] / 1000);
- my $msecs = $b - $a;
-
- my $s = "forkcall stats: $call '$line' ";
- $s .= "${msecs}mS";
- dbg($s);
-}