use Parallel::ForkManager;

$pm = new Parallel::ForkManager($MAX_PROCESSES);

foreach $data (@all_data) {
  # Forks and returns the pid for the child:
  my $pid = $pm->start and next;

  ... do some work with $data in the child process ...

  $pm->finish; # Terminates the child process
}
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Hope this helps,

   larryk                                          
perl -le "s,,reverse killer,e,y,rifle,lycra,,print"