$SIG{CHLD} = 'IGNORE'; 
defined (my $kid = fork) or die "Cannot fork: $!\n"; 
if($kid) { # do nothing... } 
else 
{
    chdir '/webRoot/cgi-bin' or die ...
    open STDIN, '/dev/null' or die ...
    open STDOUT, '>/dev/null' or die ...
    open STDERR, '>/tmp/log' or die ...
    setsid or die ...
    my $oldfh = select STDERR; 
    local $| = 1; 
    select $oldfh; 
    my $run = "perl /webRoot/apps/startPipe.pl -f $dest_file -j $job_ +ID -c $created -t $job_type $adv_opts"; `$run`;
    CORE::exit(0); # terminate the process 
}