Diff Report
Run #553b9a86a14e1: XHProf Run (Namespace=drupal-perf-lauriii)
vs.
Run #553ba42a8e87e: XHProf Run (Namespace=drupal-perf-lauriii)
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Regression/Improvement summary for substr

substrRun #553b9a86a14e1Run #553ba42a8e87eDiffDiff%
Number of Function Calls41,977 44,209 2,232 5.3%
Incl. Wall Time (microsec)17 134 117 688.2%
Incl. Wall Time (microsec) per call 0 0 0 648.4%
Excl. Wall Time (microsec)17 134 117 688.2%
Incl. MemUse (bytes)1,452,152 1,522,816 70,664 4.9%
Incl. MemUse (bytes) per call 35 34 -0 -0.4%
Excl. MemUse (bytes)1,452,152 1,522,816 70,664 4.9%
Incl. PeakMemUse (bytes)26,992 31,920 4,928 18.3%
Incl. PeakMemUse (bytes) per call 1 1 0 12.3%
Excl. PeakMemUse (bytes)26,992 31,920 4,928 18.3%

Parent/Child Regression/Improvement report for substr [View Callgraph Diff]


Function NameCalls DiffCalls
Diff%		Incl. Wall
Diff
(microsec)		IWall
Diff%		Incl.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
substr2,232 100.0% 117 0.0% 70,664 4.2% 4,928 0.3%
Exclusive Metrics Diff for Current Function117 100.0% 70,664 100.0% 4,928 100.0%
Parent functions
Symfony\Component\Yaml\Parser::getNextEmbedBlock0 0.0% 46 39.3% -248 -0.4% 0 0.0%
Symfony\Component\Yaml\Inline::parseScalar0 0.0% 30 25.6% -1,312 -1.9% 48 1.0%
Composer\Autoload\ClassLoader::findFileWithExtension0 0.0% 24 20.5% -16 -0.0% 3,128 63.5%
Symfony\Component\Yaml\Inline::parseQuotedScalar0 0.0% 10 8.5% -176 -0.2% -96 -1.9%
Drupal\Core\Database\Connection::expandArguments0 0.0% 9 7.7% -80 -0.1% 688 14.0%
Symfony\Component\Yaml\Inline::parse0 0.0% -2 -1.7% -24 -0.0% 0 0.0%
twig_render_template@20 0.0% 0 0.0% -48 -0.1% 0 0.0%
Drupal\Core\Entity\Query\QueryBase::getNamespaces0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Cache\CacheContextsManager::validateTokens0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Component\Utility\UrlHelper::parse0 0.0% 0 0.0% 0 0.0% 48 1.0%
Twig_Lexer::lexExpression0 0.0% 0 0.0% 0 0.0% 96 1.9%
Drupal\Core\Theme\ThemeManager::theme@20 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Config\Entity\Query\Query::loadRecords0 0.0% 0 0.0% 24 0.0% 0 0.0%
Twig_Lexer::lexComment0 0.0% 0 0.0% -16 -0.0% -1,848 -37.5%
Drupal\Core\Asset\LibraryDiscoveryParser::buildByExtension0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Cache\CacheContextsManager::optimizeTokens0 0.0% 0 0.0% 0 0.0% 0 0.0%
Twig_Loader_Filesystem::parseName0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\ParamConverter\EntityConverter::getEntityTypeFromDefaults0 0.0% 0 0.0% 0 0.0% 0 0.0%
Symfony\Component\Yaml\Inline::evaluateScalar0 0.0% 0 0.0% -96 -0.1% 0 0.0%
Twig_Lexer::lexData0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\system\Controller\SystemController::setLinkActiveClass0 0.0% 0 0.0% 0 0.0% 0 0.0%
Symfony\Component\Yaml\Parser::parseValue0 0.0% 0 0.0% -56 -0.1% 0 0.0%
Drupal\Component\Utility\UrlHelper::stripDangerousProtocols0 0.0% 0 0.0% 0 0.0% 0 0.0%
file_scan_directory0 0.0% 0 0.0% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 0.0% 0 0.0% 0 0.0% 664 13.5%
Drupal\Core\DrupalKernel::initializeRequestGlobals0 0.0% 0 0.0% 0 0.0% 568 11.5%
Drupal\Core\Authentication\AuthenticationManager::addProvider0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Routing\RouteMatch::getParameterNames0 0.0% 0 0.0% 0 0.0% 64 1.3%
Drupal\Core\Session\SessionConfiguration::getUnprefixedName0 0.0% 0 0.0% 0 0.0% 664 13.5%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 0.0% 0 0.0% 0 0.0% 792 16.1%
Drupal\Core\DrupalKernel::__construct0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Component\PhpStorage\MTimeProtectedFastFileStorage::getContainingDirectoryFullPath0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Component\Utility\Crypt::randomBytes0 0.0% 0 0.0% 0 0.0% 56 1.1%
Symfony\Component\Routing\Route::sanitizeRequirement0 0.0% 0 0.0% 0 0.0% 0 0.0%
Symfony\Component\Routing\RouteCompiler::compilePattern0 0.0% 0 0.0% 0 0.0% 0 0.0%
Doctrine\Common\Annotations\DocParser::parse@10 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\views\Plugin\views\query\Sql::addField0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Routing\UrlGenerator::processPath0 0.0% 0 0.0% 16 0.0% 0 0.0%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 0.0% 0 0.0% 0 0.0% 0 0.0%
Doctrine\Common\Annotations\DocLexer::getType0 0.0% 0 0.0% 0 0.0% 0 0.0%
Doctrine\Common\Annotations\DocParser::parse0 0.0% 0 0.0% 40 0.1% 0 0.0%
devel_silent0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Component\Annotation\Plugin\Discovery\AnnotatedClassDiscovery::getAnnotationReader0 0.0% 0 0.0% 0 0.0% 0 0.0%
Doctrine\Common\Reflection\StaticReflectionParser::__construct0 0.0% 0 0.0% 0 0.0% 56 1.1%
Drupal\Core\Theme\Registry::postProcessExtension2,232 100.0% 0 0.0% 72,656 102.8% 0 0.0%