Diff Report
Run #519c03b86b1ec: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c04ab45451: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for file_exists

file_existsRun #519c03b86b1ecRun #519c04ab45451DiffDiff%
Number of Function Calls401 403 2 0.5%
Incl. Wall Time (microsec)2,902 2,958 56 1.9%
Incl. Wall Time (microsec) per call 7 7 0 1.4%
Excl. Wall Time (microsec)2,902 2,958 56 1.9%
Incl. CPU (microsecs)3,304 3,359 55 1.7%
Incl. CPU (microsecs) per call 8 8 0 1.2%
Excl. CPU (microsec)3,304 3,359 55 1.7%
Incl. MemUse (bytes)3,524 3,528 4 0.1%
Incl. MemUse (bytes) per call 9 9 -0 -0.4%
Excl. MemUse (bytes)3,524 3,528 4 0.1%
Incl. PeakMemUse (bytes)2,428 2,308 -120 -4.9%
Incl. PeakMemUse (bytes) per call 6 6 -0 -5.4%
Excl. PeakMemUse (bytes)2,428 2,308 -120 -4.9%

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_exists2 100.0% 56 9.0% 55 3.6% 4 0.0% -120 -0.7%
Exclusive Metrics Diff for Current Function56 100.0% 55 100.0% 4 100.0% -120 -100.0%
Parent functions
Symfony\Component\ClassLoader\ClassLoader::findFile0 0.0% 38 67.9% 31 56.4% 0 0.0% 0 0.0%
Drupal\Core\Config\FileStorage::listAll0 0.0% 7 12.5% 9 16.4% 4 100.0% -120 -100.0%
Drupal\Component\PhpStorage\MTimeProtectedFastFileStorage::getFullPath1 50.0% 6 10.7% 6 10.9% 0 0.0% 0 0.0%
Drupal\Component\PhpStorage\MTimeProtectedFileStorage::checkFile1 50.0% 4 7.1% 6 10.9% 0 0.0% 0 0.0%
drupal_get_filename0 0.0% -2 -3.6% -1 -1.8% 0 0.0% 0 0.0%
find_conf_path0 0.0% 2 3.6% 1 1.8% 0 0.0% 0 0.0%
phptemplate_init0 0.0% 1 1.8% 2 3.6% 0 0.0% 0 0.0%
theme_get_setting0 0.0% 0 0.0% 1 1.8% 0 0.0% 0 0.0%