}
for my $n (sort { $a <=> $b } keys %buckets) {
- my $drop_rate = $buckets{$n}->{'num_drops'} / ($n * $buckets{$n}->{'num_bursts'});
- my $drop_event_rate = ($buckets{$n}->{'bursts_with_drops'} // 0) / $buckets{$n}->{'num_bursts'};
+ my $num_bursts = $buckets{$n}->{'num_bursts'} // 0;
+ my $num_drops = $buckets{$n}->{'num_drops'} // 0;
+ my $bursts_with_drops = $buckets{$n}->{'bursts_with_drops'} // 0;
+
+ my $drop_rate = $num_drops / ($n * $num_bursts);
+ my $drop_event_rate = $bursts_with_drops / $num_bursts;
printf "%3d: drop_rate %.5f drop_event_rate %.5f\n",
$n, $drop_rate, $drop_event_rate;
}