Cronario\Producer::processKill PHP 메소드

    protected function processKill()
    {
        $processId = $this->getProcessId();
        $out = shell_exec("kill -9 {$processId}");
        $this->getLogger()->info("Daemon kill process : {$processId} , out : {$out}", [__NAMESPACE__]);
        return $out;
    }