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

substrRun #530ef19752730Run #530ef14e56c65DiffDiff%
Number of Function Calls2,873 2,873 0 0.0%
Incl. Wall Time (microsec)1,029 1,146 117 11.4%
Incl. Wall Time (microsec) per call 0 0 0 11.4%
Excl. Wall Time (microsec)1,029 1,146 117 11.4%
Incl. CPU (microsecs)3,546 3,621 75 2.1%
Incl. CPU (microsecs) per call 1 1 0 2.1%
Excl. CPU (microsec)3,546 3,621 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 Function117 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%