-<?php
+<?php
/**
* Simple profiler base class
* @package MediaWiki
* @todo document
* @package MediaWiki
*/
+require_once(dirname(__FILE__).'/Profiling.php');
+
class ProfilerSimple extends Profiler {
+ function ProfilerSimple() {
+ global $wgRequestTime,$wgRUstart;
+ if (!empty($wgRequestTime) && !empty($wgRUstart)) {
+ $this->mWorkStack[] = array( '-total', 0, $this->getTime($wgRequestTime),$this->getCpuTime($wgRUstart));
+
+ $elapsedcpu = $this->getCpuTime() - $this->getCpuTime($wgRUstart);
+ $elapsedreal = $this->getTime() - $this->getTime($wgRequestTime);
+
+ $entry =& $this->mCollated["-setup"];
+ $entry['cpu'] += $elapsedcpu;
+ $entry['cpu_sq'] += $elapsedcpu*$elapsedcpu;
+ $entry['real'] += $elapsedreal;
+ $entry['real_sq'] += $elapsedreal*$elapsedreal;
+ $entry['count']++;
+ }
+ }
+
function profileIn($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());
}
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);
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" );
}
elseif ($ofname != $functionname) {
$message = "Profiling error: in({$ofname}), out($functionname)";
- wfDebug( "$message\n" );
+ $this->debug( "$message\n" );
}
$entry =& $this->mCollated[$functionname];
-
+
$elapsedcpu = $this->getCpuTime() - $octime;
$elapsedreal = $this->getTime() - $ortime;
$entry['real'] += $elapsedreal;
$entry['real_sq'] += $elapsedreal*$elapsedreal;
$entry['count']++;
-
+
}
}
- function getFunctionReport() {
+ function getFunctionReport() {
/* Implement in output subclasses */
}
- function getCpuTime() {
- $ru=getrusage();
+ function getCpuTime($ru=null) {
+ if ($ru==null)
+ $ru=getrusage();
return ($ru['ru_utime.tv_sec']+$ru['ru_stime.tv_sec']+($ru['ru_utime.tv_usec']+$ru['ru_stime.tv_usec'])*1e-6);
}
- function getTime() {
- list($a,$b)=explode(" ",microtime());
+ function getTime($time=null) {
+ if ($time==null)
+ $time=microtime();
+ list($a,$b)=explode(" ",$time);
return (float)($a+$b);
}
+
+ function debug( $s ) {
+ if (function_exists( 'wfDebug' ) ) {
+ wfDebug( $s );
+ }
+ }
}
?>