From: j at bolinos dot ch Operating system: Windows XP PHP version: 5.0.0 PHP Bug Type: Performance problem Bug description: some functions are slower (10x slowest) than using php4
Description: ------------ file_exists, include, include_once, require, require_once and getimagesize are about 10x slower than their php4 version. Using Apache 2.0.48, Windows XP Php 5.0.0 versus Php 4.3.6 on the same computer. Reproduce code: --------------- Tested using this function either with file_exists, include, include_once, require, require_once and getimagesize function FileExists($file,$nb,$para="") { $aT=array(); $aT[0]=microtime(false); for($t=0;$t<$nb;$t++){ file_exists($file); } $aT[1]=microtime(false); return $aT; } Actual result: -------------- Mean for 100 repeated tests Using php 5.0.0: include mean: 0.0029407 (s) require mean: 0.0030178 (s) include_once mean: 0.0022040 (s) require_once mean: 0.0023427 (s) file_exists mean: 0.0000355 (s) file_exists and clearstatcache mean: 0.0013877 (s) Using php 4.3.6: include mean: 0.0002966 (s) require mean: 0.0002929 (s) include_once mean: 0.0001056 (s) require_once mean: 0.0001038 (s) file_exists mean: 0.0000028 (s) file_exists and clearstatcache mean: 0.0000749 (s) -- Edit bug report at http://bugs.php.net/?id=29293&edit=1 -- Try a CVS snapshot (php4): http://bugs.php.net/fix.php?id=29293&r=trysnapshot4 Try a CVS snapshot (php5): http://bugs.php.net/fix.php?id=29293&r=trysnapshot5 Fixed in CVS: http://bugs.php.net/fix.php?id=29293&r=fixedcvs Fixed in release: http://bugs.php.net/fix.php?id=29293&r=alreadyfixed Need backtrace: http://bugs.php.net/fix.php?id=29293&r=needtrace Need Reproduce Script: http://bugs.php.net/fix.php?id=29293&r=needscript Try newer version: http://bugs.php.net/fix.php?id=29293&r=oldversion Not developer issue: http://bugs.php.net/fix.php?id=29293&r=support Expected behavior: http://bugs.php.net/fix.php?id=29293&r=notwrong Not enough info: http://bugs.php.net/fix.php?id=29293&r=notenoughinfo Submitted twice: http://bugs.php.net/fix.php?id=29293&r=submittedtwice register_globals: http://bugs.php.net/fix.php?id=29293&r=globals PHP 3 support discontinued: http://bugs.php.net/fix.php?id=29293&r=php3 Daylight Savings: http://bugs.php.net/fix.php?id=29293&r=dst IIS Stability: http://bugs.php.net/fix.php?id=29293&r=isapi Install GNU Sed: http://bugs.php.net/fix.php?id=29293&r=gnused Floating point limitations: http://bugs.php.net/fix.php?id=29293&r=float