Diff Report
Run #54e0a6d45fe2a: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #54e0a7d2151b1: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for file_exists

file_existsRun #54e0a6d45fe2aRun #54e0a7d2151b1DiffDiff%
Number of Function Calls968 923 -45 -4.6%
Incl. Wall Time (microsec)4,771 4,702 -69 -1.4%
Incl. Wall Time (microsec) per call 5 5 0 3.4%
Excl. Wall Time (microsec)4,771 4,702 -69 -1.4%
Incl. CPU (microsecs)5,573 5,484 -89 -1.6%
Incl. CPU (microsecs) per call 6 6 0 3.2%
Excl. CPU (microsec)5,573 5,484 -89 -1.6%
Incl. MemUse (bytes)5,600 4,792 -808 -14.4%
Incl. MemUse (bytes) per call 6 5 -1 -10.3%
Excl. MemUse (bytes)5,600 4,792 -808 -14.4%
Incl. PeakMemUse (bytes)3,456 2,560 -896 -25.9%
Incl. PeakMemUse (bytes) per call 4 3 -1 -22.3%
Excl. PeakMemUse (bytes)3,456 2,560 -896 -25.9%

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-45 -100.0% -69 -9.3% -89 -24.5% -808 -8.4% -896 -8.4%
Exclusive Metrics Diff for Current Function-69 -100.0% -89 -100.0% -808 -100.0% -896 -100.0%
Parent functions
Drupal\Core\Template\Loader\FilesystemLoader::__construct-45 -100.0% -92 -133.3% -117 -131.5% -808 -100.0% -808 -90.2%
Composer\Autoload\ClassLoader::findFileWithExtension0 0.0% 33 47.8% 37 41.6% 0 0.0% -88 -9.8%
Drupal\Component\PhpStorage\MTimeProtectedFileStorage::checkFile0 0.0% -1 -1.4% -4 -4.5% 0 0.0% 0 0.0%
Drupal\Component\PhpStorage\MTimeProtectedFastFileStorage::getFullPath0 0.0% -6 -8.7% -2 -2.2% 0 0.0% 0 0.0%
run_init::default/settings.php0 0.0% -1 -1.4% -2 -2.2% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::findSitePath0 0.0% -2 -2.9% -2 -2.2% 0 0.0% 0 0.0%
theme_get_setting0 0.0% 0 0.0% 1 1.1% 0 0.0% 0 0.0%