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

substrRun #51b517a409f93Run #51b51807d6d9dDiffDiff%
Number of Function Calls1,155 1,155 0 0.0%
Incl. Wall Time (microsec)1,795 1,760 -35 -1.9%
Incl. Wall Time (microsec) per call 2 2 -0 -1.9%
Excl. Wall Time (microsec)1,795 1,760 -35 -1.9%
Incl. CPU (microsecs)2,802 2,772 -30 -1.1%
Incl. CPU (microsecs) per call 2 2 -0 -1.1%
Excl. CPU (microsec)2,802 2,772 -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 Function-35 -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%