Page Comparison

'system' => {
  ...lots of stuff...
  'sys' => {
    'standard' => {
      'snmp' => {
      ....lots of stuff...
      },
      'wmi' => {
        'bios' => {
          title  => "Bios Name",
          query => 'select name from win32_bios',
          field => "Name",
          calculate => '$r =~ s/\s*$//; return $r;',
        },
        # if we want to type less, we can set a shared query - not required, though!
        "-common-" => {
          query => 'select * from win32_pagefileusage'
        },
        'totalswap' => {
          title => "total swap in bytes",
          query => 'select allocatedbasesize from Win32_pagefileusage',
          field => 'AllocatedBaseSize',
          calculate => 'return $r*(1<<20);',
        },