Diff Report
Run #51b0309e0d24b: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51b0311a4e34a: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for substr

substrRun #51b0309e0d24bRun #51b0311a4e34aDiffDiff%
Number of Function Calls5,937 5,937 0 0.0%
Incl. Wall Time (microsec)1,472 1,734 262 17.8%
Incl. Wall Time (microsec) per call 0 0 0 17.8%
Excl. Wall Time (microsec)1,472 1,734 262 17.8%
Incl. CPU (microsecs)7,317 7,214 -103 -1.4%
Incl. CPU (microsecs) per call 1 1 -0 -1.4%
Excl. CPU (microsec)7,317 7,214 -103 -1.4%
Incl. MemUse (bytes)201,128 201,128 0 0.0%
Incl. MemUse (bytes) per call 34 34 0 0.0%
Excl. MemUse (bytes)201,128 201,128 0 0.0%
Incl. PeakMemUse (bytes)14,592 14,592 0 0.0%
Incl. PeakMemUse (bytes) per call 2 2 0 0.0%
Excl. PeakMemUse (bytes)14,592 14,592 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% 262 43.0% -103 -9.5% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function262 100.0% -103 -100.0% 0 N/A% 0 N/A%
Parent functions
Symfony\Component\Yaml\Inline::parseScalar0 N/A% 374 142.7% -24 -23.3% 0 N/A% 0 N/A%
Symfony\Component\Yaml\Inline::parseQuotedScalar0 N/A% -67 -25.6% 33 32.0% 0 N/A% 0 N/A%
theme@30 N/A% -28 -10.7% -20 -19.4% 0 N/A% 0 N/A%
Symfony\Component\Yaml\Parser::getNextEmbedBlock0 N/A% -21 -8.0% 5 4.9% 0 N/A% 0 N/A%
Drupal\Component\Utility\Xss::attributes0 N/A% 7 2.7% -16 -15.5% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ClassLoader::findFile0 N/A% -6 -2.3% -15 -14.6% 0 N/A% 0 N/A%
Symfony\Component\Yaml\Inline::parse0 N/A% 6 2.3% -51 -49.5% 0 N/A% 0 N/A%
theme@20 N/A% -3 -1.1% 11 10.7% 0 N/A% 0 N/A%
Twig_Environment::getCacheFilename0 N/A% 2 0.8% -1 -1.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 N/A% -1 -0.4% -10 -9.7% 0 N/A% 0 N/A%
Drupal\Component\Utility\Xss::split0 N/A% -1 -0.4% 2 1.9% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 N/A% 1 0.4% 1 1.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 N/A% -1 -0.4% -3 -2.9% 0 N/A% 0 N/A%
Drupal\field_sql_storage\Entity\Tables::addField0 N/A% 0 0.0% -1 -1.0% 0 N/A% 0 N/A%
Symfony\Component\Routing\RouteCompiler::compilePattern0 N/A% 0 0.0% -2 -1.9% 0 N/A% 0 N/A%
Drupal\Component\Utility\UrlValidator::stripDangerousProtocols0 N/A% 0 0.0% -2 -1.9% 0 N/A% 0 N/A%
theme@10 N/A% 0 0.0% -1 -1.0% 0 N/A% 0 N/A%
drupal_settings_initialize0 N/A% 0 0.0% -1 -1.0% 0 N/A% 0 N/A%
contextual_custom_theme0 N/A% 0 0.0% -1 -1.0% 0 N/A% 0 N/A%
Drupal\Component\Uuid\Php::generate0 N/A% 0 0.0% -2 -1.9% 0 N/A% 0 N/A%
Drupal\Component\Utility\Crypt::randomBytes0 N/A% 0 0.0% -2 -1.9% 0 N/A% 0 N/A%
edit_custom_theme0 N/A% 0 0.0% -1 -1.0% 0 N/A% 0 N/A%
editor_custom_theme0 N/A% 0 0.0% 1 1.0% 0 N/A% 0 N/A%
request_path0 N/A% 0 0.0% -1 -1.0% 0 N/A% 0 N/A%
devel_silent0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\system\Plugin\Block\SystemMenuBlock::blockBuild0 N/A% 0 0.0% -2 -1.9% 0 N/A% 0 N/A%