/**
* @brief Log the server load while crons are running
*
* @access public
*
* @return float the 1 min load average if found, -1 if not
*/
public function logServerLoad()
{
$load = serverLoad(false);
if (!isset($this->memoryUsage['start']['load'])) {
$this->memoryUsage['start']['load'] = $load[0];
}
$this->_loadLog[] = $load[0];
return $load[0];
}
/**
* @brief updates the cron row to show the process as complete
*
* When the cron run is done this method is called to mark the end of the
* process, along with recording some stats on the system that can
* later be used for analysys.
*
* @param int $tasksRan the number of events that did something
* @param string $memAverage average memory usage for the run
* @param string $loadAverage system load average for the run
* @access public
*
* @return AppModel::save()
*/
public function end($tasksRan = 0, $memAverage = 0, $loadAverage = 0)
{
if (!$this->_currentProcess) {
trigger_error(__('Cron not yet started'), E_USER_WARNING);
return false;
}
$data = null;
$memUsage = memoryUsage(false, false);
$serverLoad = serverLoad(false);
$serverLoad[0] = $serverLoad[0] >= 0 ? $serverLoad[0] : 0;
$data['Cron'] = array('id' => $this->_currentProcess, 'end_time' => date('H:i:s'), 'end_mem' => $memUsage['current'], 'end_load' => $serverLoad[0], 'mem_ave' => $memAverage, 'load_ave' => $loadAverage, 'tasks_ran' => $tasksRan, 'done' => 1);
unset($memUsage, $serverLoad);
$this->_currentProcess = null;
return $this->save($data);
}
public function __construct($request = null, $response = null)
{
$this->serverLoad = serverLoad(false);
$this->memoryUsage = memoryUsage(false, false);
parent::__construct($request, $response);
}
