Linux::_loadavg PHP Method

    protected function _loadavg()
    {
        if (CommonFunctions::rfts('/proc/loadavg', $buf)) {
            $result = preg_split("/\\s/", $buf, 4);
            // don't need the extra values, only first three
            unset($result[3]);
            $this->sys->setLoad(implode(' ', $result));
        }
        if (PSI_LOAD_BAR) {
            $this->sys->setLoadPercent($this->_parseProcStat('cpu'));
        }
    }