Diff Report
Run #530ef14e56c65: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #530ef19752730: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for substr

substrRun #530ef14e56c65Run #530ef19752730DiffDiff%
Number of Function Calls2,873 2,873 0 0.0%
Incl. Wall Time (microsec)1,146 1,029 -117 -10.2%
Incl. Wall Time (microsec) per call 0 0 -0 -10.2%
Excl. Wall Time (microsec)1,146 1,029 -117 -10.2%
Incl. CPU (microsecs)3,621 3,546 -75 -2.1%
Incl. CPU (microsecs) per call 1 1 -0 -2.1%
Excl. CPU (microsec)3,621 3,546 -75 -2.1%
Incl. MemUse (bytes)172,128 172,128 0 0.0%
Incl. MemUse (bytes) per call 60 60 0 0.0%
Excl. MemUse (bytes)172,128 172,128 0 0.0%
Incl. PeakMemUse (bytes)14,360 14,360 0 0.0%
Incl. PeakMemUse (bytes) per call 5 5 0 0.0%
Excl. PeakMemUse (bytes)14,360 14,360 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% -117 -1.2% -75 -0.8% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-117 -100.0% -75 -100.0% 0 N/A% 0 N/A%
Parent functions
Composer\Autoload\ClassLoader::findFile0 N/A% -63 -53.8% -79 -105.3% 0 N/A% 0 N/A%
Twig_Environment::getCacheFilename0 N/A% -12 -10.3% -4 -5.3% 0 N/A% 0 N/A%
Doctrine\Common\Reflection\StaticReflectionParser::__construct0 N/A% -8 -6.8% 26 34.7% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 N/A% -5 -4.3% -8 -10.7% 0 N/A% 0 N/A%
Symfony\Component\Routing\RouteCompiler::compilePattern0 N/A% -5 -4.3% -24 -32.0% 0 N/A% 0 N/A%
Drupal\Core\Config\Entity\Query\Query::loadRecords0 N/A% -5 -4.3% 2 2.7% 0 N/A% 0 N/A%
_theme@10 N/A% -4 -3.4% 0 0.0% 0 N/A% 0 N/A%
Doctrine\Common\Annotations\DocLexer::getType0 N/A% -4 -3.4% 33 44.0% 0 N/A% 0 N/A%
Doctrine\Common\Annotations\DocParser::parse0 N/A% -3 -2.6% -2 -2.7% 0 N/A% 0 N/A%
Symfony\Component\Routing\Generator\UrlGenerator::doGenerate0 N/A% -3 -2.6% -16 -21.3% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 N/A% -2 -1.7% -2 -2.7% 0 N/A% 0 N/A%
Drupal\Component\Utility\Crypt::randomBytes0 N/A% -2 -1.7% -2 -2.7% 0 N/A% 0 N/A%
_theme0 N/A% 1 0.9% -1 -1.3% 0 N/A% 0 N/A%
_theme@20 N/A% -1 -0.9% 1 1.3% 0 N/A% 0 N/A%
Drupal\Component\Uuid\Php::generate0 N/A% -1 -0.9% -2 -2.7% 0 N/A% 0 N/A%
Drupal\Core\Entity\Query\Sql\Tables::addField0 N/A% 0 0.0% -1 -1.3% 0 N/A% 0 N/A%
Drupal\Component\Utility\Url::stripDangerousProtocols0 N/A% 0 0.0% 1 1.3% 0 N/A% 0 N/A%
Drupal\Core\Routing\UrlGenerator::processPath0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\Query\QueryBase::getNamespaces0 N/A% 0 0.0% -2 -2.7% 0 N/A% 0 N/A%
_drupal_request_initialize0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 N/A% 0 0.0% 1 1.3% 0 N/A% 0 N/A%
Drupal\Component\Annotation\Plugin\Discovery\AnnotatedClassDiscovery::getAnnotationReader0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\ParamConverter\EntityConverter::convert0 N/A% 0 0.0% 1 1.3% 0 N/A% 0 N/A%
Drupal\Core\Authentication\AuthenticationManager::addProvider0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
request_path0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Doctrine\Common\Annotations\DocParser::parse@10 N/A% 0 0.0% 1 1.3% 0 N/A% 0 N/A%
taxonomy_vocabulary_get_names0 N/A% 0 0.0% 2 2.7% 0 N/A% 0 N/A%