while (1) {
        my $days = int($runtime / 86400);
        $runtime -= ($days * 86400);
        my $hours = int($runtime / 3600);
        $runtime -= ($hours * 3600);
        my $minutes = int($runtime / 60);
        my $seconds = $runtime % 60;

        $days = $days .'d ';
        $hours = $hours .'h ';
        $minutes = $minutes .'m ';
        $runtime2 = $runtime;
        $runtime2 = $days . $hours . $minutes . $seconds . 's';
        if (time()>=$nextruntime){
                $nextruntime=time()+300;
                $runtime += 300;
                print "Duration: $runtime2\n";
        }

##</code><code>##

my $epochrun = $epochend - $epochstart;
my $days = int($epochrun / 86400);
$epochrun -= ($days * 86400);
my $hours = int($epochrun / 3600);
$epochrun -= ($hours * 3600);
my $minutes = int($epochrun / 60);
my $seconds = $epochrun % 60;

$days = $days .'d ';
$hours = $hours .'h ';
$minutes = $minutes .'m ';
$epochrun = $days . $hours . $minutes . $seconds . 's';


##</code><code>##

Starting iostat-10-test-2014_06_30-09:57:35_EDT
Starting vmstat-10-test-2014_06_30-09:57:35_EDT
Duration: 0d 0h 0m 0s
Starting mpstat-10-test-2014_06_30-09:57:35_EDT
Duration: 0d 0h 5m 0s
Duration: 0d 0h 10m 0s
Duration: 0d 0h 15m 0s
Duration: 0d 0h 20m 0s
Duration: 0d 0h 25m 0s
Duration: 0d 0h 30m 0s
Duration: 0d 0h 35m 0s
Duration: 0d 0h 40m 0s
Duration: 0d 0h 45m 0s
Duration: 0d 0h 50m 0s
Duration: 0d 0h 55m 0s
Duration: 0d 0h 0m 0s