Kraken\Channel\Model\Zmq\ZmqModel::startTimeRegister PHP Метод

    private function startTimeRegister()
    {
        if ($this->rTimer === null && $this->flags['enableHeartbeat'] === true && $this->flags['enableTimeRegister'] === true) {
            $proxy = $this;
            $this->rTimer = $this->loop->addPeriodicTimer($this->options['timeRegisterInterval'] / 1000, function () use($proxy) {
                $now = round(microtime(true) * 1000);
                $proxy->connectionPool->setNow(function () use($now) {
                    return $now;
                });
            });
        }
    }