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

file_existsRun #5391fd5a43e70Run #5391fc871e91dDiffDiff%
Number of Function Calls110 106 -4 -3.6%
Incl. Wall Time (microsec)1,407 1,373 -34 -2.4%
Incl. Wall Time (microsec) per call 13 13 0 1.3%
Excl. Wall Time (microsec)531 517 -14 -2.6%
Incl. CPU (microsecs)1,529 1,477 -52 -3.4%
Incl. CPU (microsecs) per call 14 14 0 0.2%
Excl. CPU (microsec)644 613 -31 -4.8%
Incl. MemUse (bytes)9,140 9,140 0 0.0%
Incl. MemUse (bytes) per call 83 86 3 3.8%
Excl. MemUse (bytes)-11,032 -11,032 0 0.0%
Incl. PeakMemUse (bytes)5,592 5,248 -344 -6.2%
Incl. PeakMemUse (bytes) per call 51 50 -1 -2.6%
Excl. PeakMemUse (bytes)2,444 2,100 -344 -14.1%

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_exists-4 -100.0% -34 -2.0% -52 -13.0% 0 0.0% -344 -1.4%
Exclusive Metrics Diff for Current Function-14 -41.2% -31 -59.6% 0 N/A% -344 -100.0%
Parent functions
Drupal\Component\PhpStorage\MTimeProtectedFastFileStorage::getFullPath-2 -50.0% -16 -47.1% -16 -30.8% 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%
Drupal\Core\Asset\CssCollectionOptimizer::optimize0 0.0% -7 -20.6% -8 -15.4% 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%
Drupal\Component\PhpStorage\MTimeProtectedFileStorage::checkFile-2 -50.0% 0 0.0% -2 -3.8% 0 N/A% 0 0.0%
theme_get_setting0 0.0% 0 0.0% -1 -1.9% 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%