Diff Report
Run #51b51807d6d9d: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51b517a409f93: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for substr

substrRun #51b51807d6d9dRun #51b517a409f93DiffDiff%
Number of Function Calls1,155 1,155 0 0.0%
Incl. Wall Time (microsec)1,760 1,795 35 2.0%
Incl. Wall Time (microsec) per call 2 2 0 2.0%
Excl. Wall Time (microsec)1,760 1,795 35 2.0%
Incl. CPU (microsecs)2,772 2,802 30 1.1%
Incl. CPU (microsecs) per call 2 2 0 1.1%
Excl. CPU (microsec)2,772 2,802 30 1.1%
Incl. MemUse (bytes)81,152 81,152 0 0.0%
Incl. MemUse (bytes) per call 70 70 0 0.0%
Excl. MemUse (bytes)81,152 81,152 0 0.0%
Incl. PeakMemUse (bytes)18,848 18,848 0 0.0%
Incl. PeakMemUse (bytes) per call 16 16 0 0.0%
Excl. PeakMemUse (bytes)18,848 18,848 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% 35 2.8% 30 2.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function35 100.0% 30 100.0% 0 N/A% 0 N/A%
Parent functions
Symfony\Component\ClassLoader\ClassLoader::findFile0 N/A% 28 80.0% 6 20.0% 0 N/A% 0 N/A%
Twig_Environment::getCacheFilename0 N/A% 8 22.9% 6 20.0% 0 N/A% 0 N/A%
text_summary0 N/A% -4 -11.4% 1 3.3% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 N/A% 3 8.6% 2 6.7% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 N/A% 3 8.6% 11 36.7% 0 N/A% 0 N/A%
file_uri_scheme0 N/A% -2 -5.7% 10 33.3% 0 N/A% 0 N/A%
theme@20 N/A% -2 -5.7% 1 3.3% 0 N/A% 0 N/A%
Drupal\Core\Routing\UrlGenerator::generateFromPath0 N/A% 1 2.9% 0 0.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 N/A% -1 -2.9% -2 -6.7% 0 N/A% 0 N/A%
Drupal\Component\Utility\Crypt::randomBytes0 N/A% 1 2.9% -3 -10.0% 0 N/A% 0 N/A%
image_style_path_token0 N/A% 1 2.9% 0 0.0% 0 N/A% 0 N/A%
theme@40 N/A% -1 -2.9% -6 -20.0% 0 N/A% 0 N/A%
Drupal\system\Plugin\Block\SystemMenuBlock::blockBuild0 N/A% 0 0.0% -1 -3.3% 0 N/A% 0 N/A%
Drupal\field_sql_storage\Entity\Tables::addField0 N/A% 0 0.0% 2 6.7% 0 N/A% 0 N/A%
theme@10 N/A% 0 0.0% -1 -3.3% 0 N/A% 0 N/A%
devel_silent0 N/A% 0 0.0% -1 -3.3% 0 N/A% 0 N/A%
contextual_custom_theme0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Component\Uuid\Php::generate0 N/A% 0 0.0% 1 3.3% 0 N/A% 0 N/A%
drupal_settings_initialize0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
edit_custom_theme0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
editor_custom_theme0 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% 2 6.7% 0 N/A% 0 N/A%
request_path0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Symfony\Component\Routing\RouteCompiler::compilePattern0 N/A% 0 0.0% 1 3.3% 0 N/A% 0 N/A%
Drupal\Component\Utility\UrlValidator::stripDangerousProtocols0 N/A% 0 0.0% 1 3.3% 0 N/A% 0 N/A%