startDeferred = new Deferred; $this->endDeferred = new Deferred; $this->originalParentPid = \getmypid(); } /** @var Deferred */ public $endDeferred; /** @var Deferred */ public $startDeferred; /** @var resource */ public $proc; /** @var resource[] */ public $pipes; /** @var string */ public $extraDataPipeWatcher; /** @var int */ public $originalParentPid; }