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

file_existsRun #53920c043e98bRun #53920b950c201DiffDiff%
Number of Function Calls88 86 -2 -2.3%
Incl. Wall Time (microsec)1,640 1,579 -61 -3.7%
Incl. Wall Time (microsec) per call 19 18 -0 -1.5%
Excl. Wall Time (microsec)438 448 10 2.3%
Incl. CPU (microsecs)1,738 1,664 -74 -4.3%
Incl. CPU (microsecs) per call 20 19 -0 -2.0%
Excl. CPU (microsec)529 526 -3 -0.6%
Incl. MemUse (bytes)9,140 9,140 0 0.0%
Incl. MemUse (bytes) per call 104 106 2 2.3%
Excl. MemUse (bytes)-14,732 -14,732 0 0.0%
Incl. PeakMemUse (bytes)6,072 6,052 -20 -0.3%
Incl. PeakMemUse (bytes) per call 69 70 1 2.0%
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_exists-2 -100.0% -61 -17.0% -74 -39.6% 0 0.0% -20 -0.2%
Exclusive Metrics Diff for Current Function10 16.4% -3 -4.1% 0 N/A% 0 0.0%
Parent functions
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%
Drupal\Component\PhpStorage\MTimeProtectedFileStorage::checkFile-1 -50.0% 10 16.4% 10 13.5% 0 N/A% 0 0.0%
Drupal\Component\PhpStorage\MTimeProtectedFastFileStorage::getFullPath-1 -50.0% -6 -9.8% -4 -5.4% 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%
Composer\Autoload\ClassLoader::findFileWithExtension0 0.0% -1 -1.6% -1 -1.4% 0 N/A% 0 0.0%
theme_get_setting0 0.0% 0 0.0% 0 0.0% 0 N/A% 0 0.0%
find_conf_path0 0.0% 0 0.0% -2 -2.7% 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%