/**
* Physical memory information and Swap Space information
*
* @return void
*/
protected function memory()
{
if (PHP_OS == 'FreeBSD' || PHP_OS == 'OpenBSD') {
// vmstat on fbsd 4.4 or greater outputs kbytes not hw.pagesize
// I should probably add some version checking here, but for now
// we only support fbsd 4.4
$pagesize = 1024;
} else {
$pagesize = $this->grabkey('hw.pagesize');
}
if (CommonFunctions::executeProgram('vmstat', '', $vmstat, PSI_DEBUG)) {
$lines = preg_split("/\n/", $vmstat, -1, PREG_SPLIT_NO_EMPTY);
$ar_buf = preg_split("/\\s+/", trim($lines[2]), 19);
if (PHP_OS == 'NetBSD' || PHP_OS == 'DragonFly') {
$this->sys->setMemFree($ar_buf[4] * 1024);
} else {
$this->sys->setMemFree($ar_buf[4] * $pagesize);
}
$this->sys->setMemTotal($this->grabkey('hw.physmem'));
$this->sys->setMemUsed($this->sys->getMemTotal() - $this->sys->getMemFree());
if ((PHP_OS == 'OpenBSD' || PHP_OS == 'NetBSD') && CommonFunctions::executeProgram('swapctl', '-l -k', $swapstat, PSI_DEBUG) || CommonFunctions::executeProgram('swapinfo', '-k', $swapstat, PSI_DEBUG)) {
$lines = preg_split("/\n/", $swapstat, -1, PREG_SPLIT_NO_EMPTY);
foreach ($lines as $line) {
$ar_buf = preg_split("/\\s+/", $line, 6);
if ($ar_buf[0] != 'Total') {
$dev = new DiskDevice();
$dev->setMountPoint($ar_buf[0]);
$dev->setName("SWAP");
$dev->setFsType('swap');
$dev->setTotal($ar_buf[1] * 1024);
$dev->setUsed($ar_buf[2] * 1024);
$dev->setFree($dev->getTotal() - $dev->getUsed());
$this->sys->setSwapDevices($dev);
}
}
}
}
}
/**
* Physical memory information and Swap Space information
*
* @link http://msdn2.microsoft.com/En-US/library/aa394239.aspx
* @link http://msdn2.microsoft.com/en-us/library/aa394246.aspx
* @return void
*/
private function _memory()
{
$buffer = CommonFunctions::getWMI($this->_wmi, "Win32_OperatingSystem", array('TotalVisibleMemorySize', 'FreePhysicalMemory'));
if ($buffer) {
$this->sys->setMemTotal($buffer[0]['TotalVisibleMemorySize'] * 1024);
$this->sys->setMemFree($buffer[0]['FreePhysicalMemory'] * 1024);
$this->sys->setMemUsed($this->sys->getMemTotal() - $this->sys->getMemFree());
}
$buffer = CommonFunctions::getWMI($this->_wmi, 'Win32_PageFileUsage');
foreach ($buffer as $swapdevice) {
$dev = new DiskDevice();
$dev->setName("SWAP");
$dev->setMountPoint($swapdevice['Name']);
$dev->setTotal($swapdevice['AllocatedBaseSize'] * 1024 * 1024);
$dev->setUsed($swapdevice['CurrentUsage'] * 1024 * 1024);
$dev->setFree($dev->getTotal() - $dev->getUsed());
$dev->setFsType('swap');
$this->sys->setSwapDevices($dev);
}
}
/**
* fill a xml element with atrributes from a disk device
*
* @param SimpleXmlExtended $mount Xml-Element
* @param DiskDevice $dev DiskDevice
* @param Integer $i counter
*
* @return Void
*/
private function _fillDevice(SimpleXMLExtended $mount, DiskDevice $dev, $i)
{
$mount->addAttribute('MountPointID', $i);
$mount->addAttribute('FSType', $dev->getFsType());
$mount->addAttribute('Name', $dev->getName());
$mount->addAttribute('Free', sprintf("%.0f", $dev->getFree()));
$mount->addAttribute('Used', sprintf("%.0f", $dev->getUsed()));
$mount->addAttribute('Total', sprintf("%.0f", $dev->getTotal()));
$mount->addAttribute('Percent', $dev->getPercentUsed());
if (PSI_SHOW_MOUNT_OPTION === true) {
if ($dev->getOptions() !== null) {
$mount->addAttribute('MountOptions', preg_replace("/,/", ", ", $dev->getOptions()));
}
}
if ($dev->getPercentInodesUsed() !== null) {
$mount->addAttribute('Inodes', $dev->getPercentInodesUsed());
}
if (PSI_SHOW_MOUNT_POINT === true) {
$mount->addAttribute('MountPoint', $dev->getMountPoint());
}
}
/**
* Physical memory information and Swap Space information
*
* @return void
*/
private function _memory()
{
if (CommonFunctions::rfts('/proc/meminfo', $bufr)) {
$bufe = preg_split("/\n/", $bufr, -1, PREG_SPLIT_NO_EMPTY);
foreach ($bufe as $buf) {
if (preg_match('/^MemTotal:\\s+(.*)\\s*kB/i', $buf, $ar_buf)) {
$this->sys->setMemTotal($ar_buf[1] * 1024);
} elseif (preg_match('/^MemFree:\\s+(.*)\\s*kB/i', $buf, $ar_buf)) {
$this->sys->setMemFree($ar_buf[1] * 1024);
} elseif (preg_match('/^Cached:\\s+(.*)\\s*kB/i', $buf, $ar_buf)) {
$this->sys->setMemCache($ar_buf[1] * 1024);
} elseif (preg_match('/^Buffers:\\s+(.*)\\s*kB/i', $buf, $ar_buf)) {
$this->sys->setMemBuffer($ar_buf[1] * 1024);
}
}
$this->sys->setMemUsed($this->sys->getMemTotal() - $this->sys->getMemFree());
// values for splitting memory usage
if ($this->sys->getMemCache() !== null && $this->sys->getMemBuffer() !== null) {
$this->sys->setMemApplication($this->sys->getMemUsed() - $this->sys->getMemCache() - $this->sys->getMemBuffer());
}
if (CommonFunctions::rfts('/proc/swaps', $bufr)) {
$swaps = preg_split("/\n/", $bufr, -1, PREG_SPLIT_NO_EMPTY);
unset($swaps[0]);
foreach ($swaps as $swap) {
$ar_buf = preg_split('/\\s+/', $swap, 5);
$dev = new DiskDevice();
$dev->setMountPoint($ar_buf[0]);
$dev->setName("SWAP");
$dev->setTotal($ar_buf[2] * 1024);
$dev->setUsed($ar_buf[3] * 1024);
$dev->setFree($dev->getTotal() - $dev->getUsed());
$this->sys->setSwapDevices($dev);
}
}
}
}
/**
* Physical memory information and Swap Space information
*
* @return void
*/
private function _memory()
{
if (CommonFunctions::rfts('/proc/meminfo', $bufr)) {
$bufe = preg_split("/\n/", $bufr, -1, PREG_SPLIT_NO_EMPTY);
foreach ($bufe as $buf) {
if (preg_match('/Mem:\\s+(.*)$/', $buf, $ar_buf)) {
$ar_buf = preg_split('/\\s+/', $ar_buf[1], 6);
$this->sys->setMemTotal($ar_buf[0]);
$this->sys->setMemUsed($ar_buf[1]);
$this->sys->setMemFree($ar_buf[2]);
$this->sys->setMemApplication($ar_buf[3]);
$this->sys->setMemBuffer($ar_buf[4]);
$this->sys->setMemCache($ar_buf[5]);
}
// Get info on individual swap files
if (CommonFunctions::rfts('/proc/swaps', $swaps)) {
$swapdevs = preg_split("/\n/", $swaps, -1, PREG_SPLIT_NO_EMPTY);
for ($i = 1, $max = sizeof($swapdevs) - 1; $i < $max; $i++) {
$ar_buf = preg_split('/\\s+/', $swapdevs[$i], 6);
$dev = new DiskDevice();
$dev->setMountPoint($ar_buf[0]);
$dev->setName("SWAP");
$dev->setFsType('swap');
$dev->setTotal($ar_buf[2] * 1024);
$dev->setUsed($ar_buf[3] * 1024);
$dev->setFree($dev->getTotal() - $dev->getUsed());
$this->sys->setSwapDevices($dev);
}
}
}
}
}
/**
* filesystem information
*
* @return void
*/
private function _filesystems()
{
$arrResult = array();
if (CommonFunctions::executeProgram('df', '-b', $df, PSI_DEBUG)) {
$df = preg_split("/\n/", $df, -1, PREG_SPLIT_NO_EMPTY);
foreach ($df as $df_line) {
$ar_buf = preg_split("/\\s+/", $df_line);
if (substr($df_line, 0, 1) == "/" && count($ar_buf) == 6) {
$dev = new DiskDevice();
$dev->setMountPoint($ar_buf[0]);
$dev->setName($ar_buf[5]);
$dev->setFsType($ar_buf[1]);
$dev->setOptions($ar_buf[4]);
$dev->setTotal($ar_buf[2] * 1024);
$dev->setFree($ar_buf[3] * 1024);
$dev->setUsed($dev->getTotal() - $dev->getFree());
$this->sys->setDiskDevices($dev);
}
}
}
}
/**
* Physical memory information and Swap Space information
* @return void
*/
private function _memory()
{
$mems = "";
$tswap = "";
$pswap = "";
foreach ($this->readaixdata() as $line) {
if (preg_match("/^Good Memory Size:\\s+(\\d+)\\s+MB/", $line, $ar_buf)) {
$mems = $ar_buf[1];
}
if (preg_match("/^\\s*Total Paging Space:\\s+(\\d+)MB/", $line, $ar_buf)) {
$tswap = $ar_buf[1];
}
if (preg_match("/^\\s*Percent Used:\\s+(\\d+)%/", $line, $ar_buf)) {
$pswap = $ar_buf[1];
}
}
if (trim($mems) != "") {
$mems = $mems * 1024 * 1024;
$this->sys->setMemTotal($mems);
$memu = 0;
$memf = 0;
if (CommonFunctions::executeProgram('svmon', '-G', $buf)) {
if (preg_match("/^memory\\s+\\d+\\s+(\\d+)\\s+/", $buf, $ar_buf)) {
$memu = $ar_buf[1] * 1024 * 4;
$memf = $mems - $memu;
}
}
$this->sys->setMemUsed($memu);
$this->sys->setMemFree($memf);
// $this->sys->setMemApplication($mems);
// $this->sys->setMemBuffer($mems);
// $this->sys->setMemCache($mems);
}
if (trim($tswap) != "") {
$dev = new DiskDevice();
$dev->setName("SWAP");
$dev->setFsType('swap');
$dev->setTotal($tswap * 1024 * 1024);
if (trim($pswap) != "") {
$dev->setUsed($dev->getTotal() * $pswap / 100);
}
$dev->setFree($dev->getTotal() - $dev->getUsed());
$this->sys->setSwapDevices($dev);
}
}
/**
* fill a xml element with atrributes from a disk device
*
* @param SimpleXmlExtended $mount Xml-Element
* @param DiskDevice $dev DiskDevice
* @param Integer $i counter
*
* @return Void
*/
private function _fillDevice($mount, $dev, $i)
{
$mount->addAttribute('MountPointID', $i);
$mount->addAttribute('FSType', $dev->getFsType());
$mount->addAttribute('Name', $dev->getName());
$mount->addAttribute('Free', $dev->getFree());
$mount->addAttribute('Used', $dev->getUsed());
$mount->addAttribute('Total', $dev->getTotal());
$mount->addAttribute('Percent', $dev->getPercentUsed());
if ($dev->getOptions() !== null) {
$mount->addAttribute('MountOptions', $dev->getOptions());
}
if ($dev->getPercentInodesUsed() !== null) {
$mount->addAttribute('Inodes', $dev->getPercentInodesUsed());
}
if (PSI_SHOW_MOUNT_POINT === true) {
$mount->addAttribute('MountPoint', $dev->getMountPoint());
}
}
/**
* fill a xml element with atrributes from a disk device
*
* @param DiskDevice $dev DiskDevice
* @param Integer $i counter
*
* @return Void
*/
private function _fillDevice(DiskDevice $dev, $i)
{
$mount = array('MountPointID' => $i, 'FSType' => $dev->getFsType(), 'Name' => $dev->getName(), 'Free' => sprintf("%.0f", $dev->getFree()), 'Used' => sprintf("%.0f", $dev->getUsed()), 'Total' => sprintf("%.0f", $dev->getTotal()), 'Percent' => $dev->getPercentUsed());
if (PSI_SHOW_MOUNT_OPTION === true && $dev->getOptions() !== null) {
$mount['MountOptions'] = preg_replace("/,/", ", ", $dev->getOptions());
}
if ($dev->getPercentInodesUsed() !== null) {
$mount['Inodes'] = $dev->getPercentInodesUsed();
}
if (PSI_SHOW_MOUNT_POINT === true) {
$mount['MountPoint'] = $dev->getMountPoint();
}
return $mount;
}
