Diff Report
Run #52353dd1139c1: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52353d82849e7: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for substr

substrRun #52353dd1139c1Run #52353d82849e7DiffDiff%
Number of Function Calls1,194 1,194 0 0.0%
Incl. Wall Time (microsec)1,836 1,847 11 0.6%
Incl. Wall Time (microsec) per call 2 2 0 0.6%
Excl. Wall Time (microsec)1,836 1,847 11 0.6%
Incl. CPU (microsecs)2,838 2,851 13 0.5%
Incl. CPU (microsecs) per call 2 2 0 0.5%
Excl. CPU (microsec)2,838 2,851 13 0.5%
Incl. MemUse (bytes)71,224 71,224 0 0.0%
Incl. MemUse (bytes) per call 60 60 0 0.0%
Excl. MemUse (bytes)71,224 71,224 0 0.0%
Incl. PeakMemUse (bytes)9,648 9,648 0 0.0%
Incl. PeakMemUse (bytes) per call 8 8 0 0.0%
Excl. PeakMemUse (bytes)9,648 9,648 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% 11 36.7% 13 1.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function11 100.0% 13 100.0% 0 N/A% 0 N/A%
Parent functions
Composer\Autoload\ClassLoader::findFile0 N/A% 37 336.4% 62 476.9% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 N/A% -6 -54.5% -9 -69.2% 0 N/A% 0 N/A%
Drupal\Core\Routing\UrlGenerator::generateFromPath0 N/A% -5 -45.5% -2 -15.4% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 N/A% 4 36.4% -3 -23.1% 0 N/A% 0 N/A%
Drupal\Core\Entity\Query\Sql\Tables::addField0 N/A% -4 -36.4% -5 -38.5% 0 N/A% 0 N/A%
Doctrine\Common\Annotations\DocLexer::getType0 N/A% 3 27.3% -2 -15.4% 0 N/A% 0 N/A%
Doctrine\Common\Reflection\StaticReflectionParser::parse0 N/A% -3 -27.3% -2 -15.4% 0 N/A% 0 N/A%
theme@20 N/A% -3 -27.3% -9 -69.2% 0 N/A% 0 N/A%
Composer\Autoload\ClassLoader::set0 N/A% -2 -18.2% -2 -15.4% 0 N/A% 0 N/A%
Drupal\views\Plugin\views\query\Sql::addField0 N/A% -2 -18.2% -8 -61.5% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 N/A% -2 -18.2% -4 -30.8% 0 N/A% 0 N/A%
Drupal\Core\Authentication\AuthenticationManager::addProvider0 N/A% -2 -18.2% -2 -15.4% 0 N/A% 0 N/A%
drupal_settings_initialize0 N/A% -2 -18.2% -3 -23.1% 0 N/A% 0 N/A%
Doctrine\Common\Annotations\DocParser::parse0 N/A% -1 -9.1% -3 -23.1% 0 N/A% 0 N/A%
Drupal\Core\Entity\Query\QueryBase::getNamespace0 N/A% 1 9.1% 2 15.4% 0 N/A% 0 N/A%
Symfony\Component\Routing\RouteCompiler::compilePattern0 N/A% -1 -9.1% 1 7.7% 0 N/A% 0 N/A%
Doctrine\Common\Reflection\StaticReflectionParser::__construct0 N/A% -1 -9.1% 2 15.4% 0 N/A% 0 N/A%
Twig_Environment::getCacheFilename0 N/A% 0 0.0% 1 7.7% 0 N/A% 0 N/A%
devel_silent0 N/A% 0 0.0% -1 -7.7% 0 N/A% 0 N/A%
request_path0 N/A% 0 0.0% -1 -7.7% 0 N/A% 0 N/A%
Doctrine\Common\Annotations\DocParser::parse@10 N/A% 0 0.0% -1 -7.7% 0 N/A% 0 N/A%
Drupal\Component\Utility\Crypt::randomBytes0 N/A% 0 0.0% -1 -7.7% 0 N/A% 0 N/A%
Drupal\Component\Uuid\Php::generate0 N/A% 0 0.0% 2 15.4% 0 N/A% 0 N/A%
theme@10 N/A% 0 0.0% 1 7.7% 0 N/A% 0 N/A%
Drupal\Component\Utility\Url::stripDangerousProtocols0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%