-<?php
+<?php
/**
- * Simple profiler base class
- * @package MediaWiki
+ * @file
+ * @ingroup Profiler
*/
+if ( !class_exists( 'Profiler' ) ) {
+ require_once(dirname(__FILE__).'/Profiler.php');
+}
+
/**
- * @todo document
- * @package MediaWiki
+ * Simple profiler base class.
+ * @todo document methods (?)
+ * @ingroup Profiler
*/
class ProfilerSimple extends Profiler {
+ var $mMinimumTime = 0;
+ var $mProfileID = false;
+
+ function __construct() {
+ global $wgRequestTime, $wgRUstart;
+ if (!empty($wgRequestTime) && !empty($wgRUstart)) {
+ $this->mWorkStack[] = array( '-total', 0, $wgRequestTime,$this->getCpuTime($wgRUstart));
+
+ $elapsedcpu = $this->getCpuTime() - $this->getCpuTime($wgRUstart);
+ $elapsedreal = microtime(true) - $wgRequestTime;
+
+ $entry =& $this->mCollated["-setup"];
+ if (!is_array($entry)) {
+ $entry = array('cpu'=> 0.0, 'cpu_sq' => 0.0, 'real' => 0.0, 'real_sq' => 0.0, 'count' => 0);
+ $this->mCollated["-setup"] =& $entry;
+ }
+ $entry['cpu'] += $elapsedcpu;
+ $entry['cpu_sq'] += $elapsedcpu*$elapsedcpu;
+ $entry['real'] += $elapsedreal;
+ $entry['real_sq'] += $elapsedreal*$elapsedreal;
+ $entry['count']++;
+ }
+ }
+
+ function setMinimum( $min ) {
+ $this->mMinimumTime = $min;
+ }
+
+ function setProfileID( $id ) {
+ $this->mProfileID = $id;
+ }
+
+ function getProfileID() {
+ if ( $this->mProfileID === false ) {
+ return wfWikiID();
+ } else {
+ return $this->mProfileID;
+ }
+ }
+
function profileIn($functionname) {
global $wgDebugFunctionEntry;
- if ($wgDebugFunctionEntry && function_exists('wfDebug')) {
- wfDebug(str_repeat(' ', count($this->mWorkStack)).'Entering '.$functionname."\n");
+ if ($wgDebugFunctionEntry) {
+ $this->debug(str_repeat(' ', count($this->mWorkStack)).'Entering '.$functionname."\n");
}
- $this->mWorkStack[] = array($functionname, count( $this->mWorkStack ), $this->getTime(), $this->getCpuTime());
+ $this->mWorkStack[] = array($functionname, count( $this->mWorkStack ), microtime(true), $this->getCpuTime());
}
function profileOut($functionname) {
- $memory = memory_get_usage();
-
global $wgDebugFunctionEntry;
- if ($wgDebugFunctionEntry && function_exists('wfDebug')) {
- wfDebug(str_repeat(' ', count($this->mWorkStack) - 1).'Exiting '.$functionname."\n");
+ if ($wgDebugFunctionEntry) {
+ $this->debug(str_repeat(' ', count($this->mWorkStack) - 1).'Exiting '.$functionname."\n");
}
- list($ofname,$ocount,$ortime,$octime) = array_pop($this->mWorkStack);
+ list($ofname, /* $ocount */ ,$ortime,$octime) = array_pop($this->mWorkStack);
if (!$ofname) {
- wfDebug("Profiling error: $functionname\n");
+ $this->debug("Profiling error: $functionname\n");
} else {
if ($functionname == 'close') {
$message = "Profile section ended by close(): {$ofname}";
- wfDebug( "$message\n" );
+ $functionname = $ofname;
+ $this->debug( "$message\n" );
+ $this->mCollated[$message] = array(
+ 'real' => 0.0, 'count' => 1);
}
elseif ($ofname != $functionname) {
$message = "Profiling error: in({$ofname}), out($functionname)";
- wfDebug( "$message\n" );
+ $this->debug( "$message\n" );
+ $this->mCollated[$message] = array(
+ 'real' => 0.0, 'count' => 1);
}
$entry =& $this->mCollated[$functionname];
-
$elapsedcpu = $this->getCpuTime() - $octime;
- $elapsedreal = $this->getTime() - $ortime;
-
+ $elapsedreal = microtime(true) - $ortime;
+ if (!is_array($entry)) {
+ $entry = array('cpu'=> 0.0, 'cpu_sq' => 0.0, 'real' => 0.0, 'real_sq' => 0.0, 'count' => 0);
+ $this->mCollated[$functionname] =& $entry;
+ }
$entry['cpu'] += $elapsedcpu;
$entry['cpu_sq'] += $elapsedcpu*$elapsedcpu;
$entry['real'] += $elapsedreal;
$entry['real_sq'] += $elapsedreal*$elapsedreal;
$entry['count']++;
-
+
}
}
- function getFunctionReport() {
+ function getFunctionReport() {
/* Implement in output subclasses */
}
- function getCpuTime() {
- $ru=getrusage();
- return ($ru['ru_utime.tv_sec']+$ru['ru_stime.tv_sec']+($ru['ru_utime.tv_usec']+$ru['ru_stime.tv_usec'])*1e-6);
+ function getCpuTime($ru=null) {
+ if ( function_exists( 'getrusage' ) ) {
+ if ( $ru == null )
+ $ru = getrusage();
+ return ($ru['ru_utime.tv_sec'] + $ru['ru_stime.tv_sec'] + ($ru['ru_utime.tv_usec'] +
+ $ru['ru_stime.tv_usec']) * 1e-6);
+ } else {
+ return 0;
+ }
}
- function getTime() {
- list($a,$b)=explode(" ",microtime());
+ /* If argument is passed, it assumes that it is dual-format time string, returns proper float time value */
+ function getTime($time=null) {
+ if ($time==null)
+ return microtime(true);
+ list($a,$b)=explode(" ",$time);
return (float)($a+$b);
}
}
-?>