Diff Report
Run #517c7d73caad2: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517c7dc1dc4c3: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for substr

substrRun #517c7d73caad2Run #517c7dc1dc4c3DiffDiff%
Number of Function Calls648 648 0 0.0%
Incl. Wall Time (microsec)254 257 3 1.2%
Incl. Wall Time (microsec) per call 0 0 0 1.2%
Excl. Wall Time (microsec)254 257 3 1.2%
Incl. CPU (microsecs)855 850 -5 -0.6%
Incl. CPU (microsecs) per call 1 1 -0 -0.6%
Excl. CPU (microsec)855 850 -5 -0.6%
Incl. MemUse (bytes)50,888 50,880 -8 -0.0%
Incl. MemUse (bytes) per call 79 79 -0 -0.0%
Excl. MemUse (bytes)50,888 50,880 -8 -0.0%
Incl. PeakMemUse (bytes)20,240 20,240 0 0.0%
Incl. PeakMemUse (bytes) per call 31 31 0 0.0%
Excl. PeakMemUse (bytes)20,240 20,240 0 0.0%

Parent/Child Regression/Improvement report for substr [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
substr0 N/A% 3 0.8% -5 -0.5% -8 -0.3% 0 0.0%
Exclusive Metrics Diff for Current Function3 100.0% -5 -100.0% -8 -100.0% 0 N/A%
Parent functions
theme@20 N/A% -1 -33.3% 1 20.0% -8 -100.0% 0 N/A%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 N/A% -1 -33.3% -1 -20.0% 0 0.0% 0 N/A%
devel_silent0 N/A% -3 -100.0% 2 40.0% 0 0.0% 0 N/A%
Drupal\system\Plugin\block\block\SystemMenuBlock::blockBuild0 N/A% 0 0.0% -1 -20.0% 0 0.0% 0 N/A%
Twig_Environment::getCacheFilename0 N/A% -1 -33.3% -2 -40.0% 0 0.0% 0 N/A%
drupal_strip_dangerous_protocols0 N/A% -1 -33.3% 0 0.0% 0 0.0% 0 N/A%
editor_custom_theme0 N/A% -1 -33.3% 0 0.0% 0 0.0% 0 N/A%
theme@10 N/A% 0 0.0% 6 120.0% 0 0.0% 0 N/A%
edit_custom_theme0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 N/A%
Symfony\Component\ClassLoader\ClassLoader::findFile0 N/A% 13 433.3% -10 -200.0% 0 0.0% 0 N/A%
drupal_settings_initialize0 N/A% 0 0.0% 2 40.0% 0 0.0% 0 N/A%
drupal_random_bytes0 N/A% 1 33.3% 0 0.0% 0 0.0% 0 N/A%
Drupal\Component\Uuid\Php::generate0 N/A% 0 0.0% 4 80.0% 0 0.0% 0 N/A%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 N/A% 1 33.3% -1 -20.0% 0 0.0% 0 N/A%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 N/A% -4 -133.3% -6 -120.0% 0 0.0% 0 N/A%
request_path0 N/A% 0 0.0% 1 20.0% 0 0.0% 0 N/A%