Esempio n. 1
0
 /**
  * @codeCoverageIgnore
  * Someday i will return here.
  * Farewell my friend.
  */
 static function realTreeSearchApproachBackEnd(&$placements, &$nvms, &$vms, &$level = 0, &$usageVector = array(), &$stateCounter = 0)
 {
     //Interects foreach possible placements of that VM
     foreach ($placements[$level] as $p) {
         list($vmName, $pmName) = explode(':', $p);
         if ($level == 0) {
             echo "{$vmName}, {$pmName}";
         }
         //Checks if the PM is not full
         if ($usageVector[$pmName] > $vms[$vmName]['used_memory']) {
             //Check if the last VM to host
             if ($level >= $nvms - 1) {
                 //Just count one state
                 $stateCounter++;
             } else {
                 //Prepare to drilldown
                 $level++;
                 $usageVector[$pmName] -= $vms[$vmName]['used_memory'];
                 Approximation::realTreeSearchApproachBackEnd($placements, $nvms, $vms, $level, $usageVector, $stateCounter);
                 $level--;
                 $usageVector[$pmName] += $vms[$vmName]['used_memory'];
             }
         }
     }
     return $stateCounter;
 }