Diff Report
Run #5197310fa6a63: XHProf Run (Namespace=drupal-perf-steveoliver)
vs.
Run #51972fb0786ef: XHProf Run (Namespace=drupal-perf-steveoliver)
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Regression/Improvement summary for file_exists

file_existsRun #5197310fa6a63Run #51972fb0786efDiffDiff%
Number of Function Calls375 356 -19 -5.1%
Incl. Wall Time (microsec)47,698 48,483 785 1.6%
Incl. Wall Time (microsec) per call 127 136 9 7.1%
Excl. Wall Time (microsec)47,698 48,483 785 1.6%
Incl. CPU (microsecs)0 8,000 8,000 N/A%
Incl. CPU (microsecs) per call 0 22 22 N/A%
Excl. CPU (microsec)0 8,000 8,000 N/A%
Incl. MemUse (bytes)10,040 10,040 0 0.0%
Incl. MemUse (bytes) per call 27 28 1 5.3%
Excl. MemUse (bytes)10,040 10,040 0 0.0%
Incl. PeakMemUse (bytes)3,584 3,584 0 0.0%
Incl. PeakMemUse (bytes) per call 10 10 1 5.3%
Excl. PeakMemUse (bytes)3,584 3,584 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-19 -100.0% 785 0.3% 8,000 33.3% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function785 100.0% 8,000 100.0% 0 N/A% 0 N/A%
Parent functions
Symfony\Component\ClassLoader\ClassLoader::findFile-17 -89.5% 1,021 130.1% 8,000 100.0% 0 N/A% 0 N/A%
Drupal\Component\PhpStorage\MTimeProtectedFastFileStorage::getFullPath-1 -5.3% -138 -17.6% 0 0.0% 0 N/A% 0 N/A%
Drupal\Component\PhpStorage\MTimeProtectedFileStorage::checkFile-1 -5.3% -102 -13.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Config\FileStorage::listAll0 0.0% -22 -2.8% 0 0.0% 0 N/A% 0 N/A%
find_conf_path0 0.0% 12 1.5% 0 0.0% 0 N/A% 0 N/A%
theme_get_setting0 0.0% 7 0.9% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Config\FileStorage::exists0 0.0% 6 0.8% 0 0.0% 0 N/A% 0 N/A%
drupal_get_filename0 0.0% 5 0.6% 0 0.0% 0 N/A% 0 N/A%
phptemplate_init0 0.0% -4 -0.5% 0 0.0% 0 N/A% 0 N/A%