Diff Report
Run #51a287779d22e: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51a287b61fb31: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for substr

substrRun #51a287779d22eRun #51a287b61fb31DiffDiff%
Number of Function Calls877 877 0 0.0%
Incl. Wall Time (microsec)548 546 -2 -0.4%
Incl. Wall Time (microsec) per call 1 1 -0 -0.4%
Excl. Wall Time (microsec)548 546 -2 -0.4%
Incl. CPU (microsecs)1,181 1,170 -11 -0.9%
Incl. CPU (microsecs) per call 1 1 -0 -0.9%
Excl. CPU (microsec)1,181 1,170 -11 -0.9%
Incl. MemUse (bytes)63,544 63,544 0 0.0%
Incl. MemUse (bytes) per call 72 72 0 0.0%
Excl. MemUse (bytes)63,544 63,544 0 0.0%
Incl. PeakMemUse (bytes)21,248 21,248 0 0.0%
Incl. PeakMemUse (bytes) per call 24 24 0 0.0%
Excl. PeakMemUse (bytes)21,248 21,248 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% -2 -0.5% -11 -12.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-2 -100.0% -11 -100.0% 0 N/A% 0 N/A%
Parent functions
Symfony\Component\ClassLoader\ClassLoader::findFile0 N/A% -3 -150.0% -8 -72.7% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 N/A% 2 100.0% -4 -36.4% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 N/A% -1 -50.0% -6 -54.5% 0 N/A% 0 N/A%
edit_custom_theme0 N/A% -1 -50.0% 0 0.0% 0 N/A% 0 N/A%
editor_custom_theme0 N/A% -1 -50.0% -1 -9.1% 0 N/A% 0 N/A%
Drupal\Component\Uuid\Php::generate0 N/A% 1 50.0% -2 -18.2% 0 N/A% 0 N/A%
Drupal\Component\Utility\Crypt::randomBytes0 N/A% 1 50.0% -2 -18.2% 0 N/A% 0 N/A%
drupal_strip_dangerous_protocols0 N/A% 0 0.0% -1 -9.1% 0 N/A% 0 N/A%
Twig_Environment::getCacheFilename0 N/A% 0 0.0% 7 63.6% 0 N/A% 0 N/A%
Drupal\system\Plugin\Block\SystemMenuBlock::blockBuild0 N/A% 0 0.0% -2 -18.2% 0 N/A% 0 N/A%
theme@40 N/A% 0 0.0% 1 9.1% 0 N/A% 0 N/A%
theme@20 N/A% 0 0.0% 2 18.2% 0 N/A% 0 N/A%
url0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
theme@10 N/A% 0 0.0% -1 -9.1% 0 N/A% 0 N/A%
Symfony\Component\Routing\RouteCompiler::compilePattern0 N/A% 0 0.0% -1 -9.1% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 N/A% 0 0.0% 3 27.3% 0 N/A% 0 N/A%
drupal_settings_initialize0 N/A% 0 0.0% 1 9.1% 0 N/A% 0 N/A%
contextual_custom_theme0 N/A% 0 0.0% -1 -9.1% 0 N/A% 0 N/A%
request_path0 N/A% 0 0.0% 1 9.1% 0 N/A% 0 N/A%
devel_silent0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\views\Plugin\views\query\Sql::add_field0 N/A% 0 0.0% 3 27.3% 0 N/A% 0 N/A%