Diff Report
Run #5391fc871e91d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #5391fd5a43e70: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for file_exists

file_existsRun #5391fc871e91dRun #5391fd5a43e70DiffDiff%
Number of Function Calls106 110 4 3.8%
Incl. Wall Time (microsec)1,373 1,407 34 2.5%
Incl. Wall Time (microsec) per call 13 13 -0 -1.3%
Excl. Wall Time (microsec)517 531 14 2.7%
Incl. CPU (microsecs)1,477 1,529 52 3.5%
Incl. CPU (microsecs) per call 14 14 -0 -0.2%
Excl. CPU (microsec)613 644 31 5.1%
Incl. MemUse (bytes)9,140 9,140 0 0.0%
Incl. MemUse (bytes) per call 86 83 -3 -3.6%
Excl. MemUse (bytes)-11,032 -11,032 0 0.0%
Incl. PeakMemUse (bytes)5,248 5,592 344 6.6%
Incl. PeakMemUse (bytes) per call 50 51 1 2.7%
Excl. PeakMemUse (bytes)2,100 2,444 344 16.4%

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_exists4 100.0% 34 2.0% 52 13.0% 0 0.0% 344 1.4%
Exclusive Metrics Diff for Current Function14 41.2% 31 59.6% 0 N/A% 344 100.0%
Parent functions
Drupal\Component\PhpStorage\MTimeProtectedFastFileStorage::getFullPath2 50.0% 16 47.1% 16 30.8% 0 N/A% 0 0.0%
Drupal\Component\PhpStorage\MTimeProtectedFileStorage::checkFile2 50.0% 0 0.0% 2 3.8% 0 N/A% 0 0.0%
Drupal\Core\Asset\CssCollectionOptimizer::optimize0 0.0% 7 20.6% 8 15.4% 0 N/A% 0 0.0%
Drupal\Core\Asset\JsCollectionOptimizer::optimize0 0.0% 12 35.3% 13 25.0% 0 N/A% 0 0.0%
theme_get_setting0 0.0% 0 0.0% 1 1.9% 0 N/A% 0 0.0%
Drupal\Core\Template\TwigEnvironment::__construct0 0.0% 1 2.9% 10 19.2% 0 N/A% 344 100.0%
find_conf_path0 0.0% -1 -2.9% 2 3.8% 0 N/A% 0 0.0%
Composer\Autoload\ClassLoader::findFileWithExtension0 0.0% -1 -2.9% 0 0.0% 0 N/A% 0 0.0%
Child function
Drupal\Core\StreamWrapper\LocalStream::url_stat0 N/A% 20 58.8% 21 40.4% 0 N/A% 0 0.0%