Diff Report
Run #519fb952126aa: XHProf Run (Namespace=drupal-perf-mrbaileys)
vs.
Run #519fb8e35d279: XHProf Run (Namespace=drupal-perf-mrbaileys)
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Regression/Improvement summary for substr

substrRun #519fb952126aaRun #519fb8e35d279DiffDiff%
Number of Function Calls840 824 -16 -1.9%
Incl. Wall Time (microsec)854 856 2 0.2%
Incl. Wall Time (microsec) per call 1 1 0 2.2%
Excl. Wall Time (microsec)854 856 2 0.2%
Incl. CPU (microsecs)0 0 0 N/A%
Incl. CPU (microsecs) per call 0 0 0 N/A%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)64,904 64,240 -664 -1.0%
Incl. MemUse (bytes) per call 77 78 1 0.9%
Excl. MemUse (bytes)64,904 64,240 -664 -1.0%
Incl. PeakMemUse (bytes)23,840 23,896 56 0.2%
Incl. PeakMemUse (bytes) per call 28 29 1 2.2%
Excl. PeakMemUse (bytes)23,840 23,896 56 0.2%

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
substr-16 -100.0% 2 0.0% 0 0.0% -664 -0.3% 56 0.0%
Exclusive Metrics Diff for Current Function2 100.0% 0 N/A% -664 -100.0% 56 100.0%
Parent functions
Symfony\Component\ClassLoader\ClassLoader::findFile0 0.0% 16 800.0% 0 N/A% 8 1.2% 56 100.0%
Twig_Environment::getCacheFilename-16 -100.0% -16 -800.0% 0 N/A% -672 -101.2% 0 0.0%
contextual_custom_theme0 0.0% 1 50.0% 0 N/A% 0 0.0% 0 0.0%
Drupal\Component\Utility\Crypt::randomBytes0 0.0% 1 50.0% 0 N/A% 0 0.0% 0 0.0%
Drupal\system\Plugin\Block\SystemMenuBlock::blockBuild0 0.0% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
url0 0.0% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
drupal_strip_dangerous_protocols0 0.0% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
Drupal\field_sql_storage\Entity\Tables::addField0 0.0% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
theme@10 0.0% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
Drupal\views\Plugin\views\query\Sql::add_field0 0.0% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
theme@20 0.0% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
editor_custom_theme0 0.0% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
Drupal\Component\Uuid\Php::generate0 0.0% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
drupal_settings_initialize0 0.0% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 0.0% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 0.0% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
request_path0 0.0% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
edit_custom_theme0 0.0% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 0.0% 0 0.0% 0 N/A% 0 0.0% 0 0.0%