Diff Report
Run #53920b950c201: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #53920c043e98b: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for file_exists

file_existsRun #53920b950c201Run #53920c043e98bDiffDiff%
Number of Function Calls86 88 2 2.3%
Incl. Wall Time (microsec)1,579 1,640 61 3.9%
Incl. Wall Time (microsec) per call 18 19 0 1.5%
Excl. Wall Time (microsec)448 438 -10 -2.2%
Incl. CPU (microsecs)1,664 1,738 74 4.4%
Incl. CPU (microsecs) per call 19 20 0 2.1%
Excl. CPU (microsec)526 529 3 0.6%
Incl. MemUse (bytes)9,140 9,140 0 0.0%
Incl. MemUse (bytes) per call 106 104 -2 -2.3%
Excl. MemUse (bytes)-14,732 -14,732 0 0.0%
Incl. PeakMemUse (bytes)6,052 6,072 20 0.3%
Incl. PeakMemUse (bytes) per call 70 69 -1 -1.9%
Excl. PeakMemUse (bytes)2,800 2,800 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_exists2 100.0% 61 17.0% 74 39.6% 0 0.0% 20 0.2%
Exclusive Metrics Diff for Current Function-10 -16.4% 3 4.1% 0 N/A% 0 0.0%
Parent functions
Drupal\Component\PhpStorage\MTimeProtectedFastFileStorage::getFullPath1 50.0% 6 9.8% 4 5.4% 0 N/A% 0 0.0%
Drupal\Component\PhpStorage\MTimeProtectedFileStorage::checkFile1 50.0% -10 -16.4% -10 -13.5% 0 N/A% 0 0.0%
Drupal\Core\Asset\CssCollectionOptimizer::optimize0 0.0% 82 134.4% 78 105.4% 0 N/A% 20 100.0%
Drupal\Core\Asset\JsCollectionOptimizer::optimize0 0.0% -16 -26.2% -15 -20.3% 0 N/A% 0 0.0%
theme_get_setting0 0.0% 0 0.0% 0 0.0% 0 N/A% 0 0.0%
Drupal\Core\Template\TwigEnvironment::__construct0 0.0% -2 -3.3% 14 18.9% 0 N/A% 0 0.0%
find_conf_path0 0.0% 0 0.0% 2 2.7% 0 N/A% 0 0.0%
Composer\Autoload\ClassLoader::findFileWithExtension0 0.0% 1 1.6% 1 1.4% 0 N/A% 0 0.0%
Child function
Drupal\Core\StreamWrapper\LocalStream::url_stat0 N/A% 71 116.4% 71 95.9% 0 N/A% 20 100.0%