Example 1: Find the Number of Physical CPUs¶

 use strict;
 use Parse::DMIDecode qw();
 
 my $dmi = Parse::DMIDecode->new( nowarnings => 1 );
 $dmi->probe;
 
 my $physical_cpus = 0;
 for my $handle ($dmi->get_handles(group => "processor")) {
     my $type = ($handle->keyword("processor-type") or "");
     next unless $type =~ /Central Processor/i;
 
     # Check the status of the cpu
     my $status = ($handle->keyword("processor-status") or "");
     if ($status !~ /Unpopulated/i) {
         $physical_cpus++;
     }
 }
 
 printf("There %s %d physical %s in this machine.\n",
         ($physical_cpus == 1 ? "is" : "are"),
         $physical_cpus,
         ($physical_cpus == 1 ? "CPU" : "CPUs"),
     );