Diff Report
Run #539203c57074d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #539201f8938f4: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for file_exists

file_existsRun #539203c57074dRun #539201f8938f4DiffDiff%
Number of Function Calls95 95 0 0.0%
Incl. Wall Time (microsec)1,595 1,589 -6 -0.4%
Incl. Wall Time (microsec) per call 17 17 -0 -0.4%
Excl. Wall Time (microsec)497 480 -17 -3.4%
Incl. CPU (microsecs)1,697 1,696 -1 -0.1%
Incl. CPU (microsecs) per call 18 18 -0 -0.1%
Excl. CPU (microsec)590 580 -10 -1.7%
Incl. MemUse (bytes)8,348 8,348 0 0.0%
Incl. MemUse (bytes) per call 88 88 0 0.0%
Excl. MemUse (bytes)-14,308 -14,308 0 0.0%
Incl. PeakMemUse (bytes)4,288 4,288 0 0.0%
Incl. PeakMemUse (bytes) per call 45 45 0 0.0%
Excl. PeakMemUse (bytes)2,716 2,716 0 0.0%

Parent/Child Regression/Improvement report for file_exists [View Callgraph Diff]


Function NameCalls DiffCalls
Diff%		Incl. Wall
Diff
(microsec)		IWall
Diff%		Incl. CPU Diff
(microsec)		ICpu
Diff%		Incl.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
file_exists0 N/A% -6 -2.4% -1 -0.2% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-17 -283.3% -10 -1000.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Asset\JsCollectionOptimizer::optimize0 N/A% 16 266.7% 19 1900.0% 0 N/A% 0 N/A%
Drupal\Core\Template\TwigEnvironment::__construct0 N/A% -11 -183.3% -5 -500.0% 0 N/A% 0 N/A%
Drupal\Core\Asset\CssCollectionOptimizer::optimize0 N/A% -9 -150.0% -8 -800.0% 0 N/A% 0 N/A%
Drupal\Component\PhpStorage\MTimeProtectedFastFileStorage::getFullPath0 N/A% -2 -33.3% -1 -100.0% 0 N/A% 0 N/A%
Composer\Autoload\ClassLoader::findFileWithExtension0 N/A% 0 0.0% -2 -200.0% 0 N/A% 0 N/A%
theme_get_setting0 N/A% 0 0.0% -1 -100.0% 0 N/A% 0 N/A%
file_icon_path0 N/A% 0 0.0% -1 -100.0% 0 N/A% 0 N/A%
Drupal\Component\PhpStorage\MTimeProtectedFileStorage::checkFile0 N/A% 0 0.0% -3 -300.0% 0 N/A% 0 N/A%
find_conf_path0 N/A% 0 0.0% 1 100.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\StreamWrapper\LocalStream::url_stat0 N/A% 11 183.3% 9 900.0% 0 N/A% 0 N/A%