Diff Report
Run #553ba00bcf766: XHProf Run (Namespace=drupal-perf-lauriii)
vs.
Run #553b9a86a14e1: XHProf Run (Namespace=drupal-perf-lauriii)
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Regression/Improvement summary for substr

substrRun #553ba00bcf766Run #553b9a86a14e1DiffDiff%
Number of Function Calls41,977 41,977 0 0.0%
Incl. Wall Time (microsec)82 17 -65 -79.3%
Incl. Wall Time (microsec) per call 0 0 -0 -79.3%
Excl. Wall Time (microsec)82 17 -65 -79.3%
Incl. MemUse (bytes)1,451,560 1,452,152 592 0.0%
Incl. MemUse (bytes) per call 35 35 0 0.0%
Excl. MemUse (bytes)1,451,560 1,452,152 592 0.0%
Incl. PeakMemUse (bytes)30,952 26,992 -3,960 -12.8%
Incl. PeakMemUse (bytes) per call 1 1 -0 -12.8%
Excl. PeakMemUse (bytes)30,952 26,992 -3,960 -12.8%

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
substr0 N/A% -65 -0.2% 592 0.1% -3,960 -0.3%
Exclusive Metrics Diff for Current Function-65 -100.0% 592 100.0% -3,960 -100.0%
Parent functions
Composer\Autoload\ClassLoader::findFileWithExtension0 N/A% -29 -44.6% -8 -1.4% -848 -21.4%
Drupal\Core\Database\Connection::expandArguments0 N/A% -12 -18.5% 88 14.9% -568 -14.3%
Symfony\Component\Yaml\Parser::getNextEmbedBlock0 N/A% -12 -18.5% 64 10.8% 16 0.4%
Doctrine\Common\Annotations\DocParser::parse0 N/A% -10 -15.4% -24 -4.1% 0 0.0%
Symfony\Component\Yaml\Inline::parseQuotedScalar0 N/A% -9 -13.8% 72 12.2% 0 0.0%
Symfony\Component\Yaml\Inline::parseScalar0 N/A% 4 6.2% 432 73.0% 0 0.0%
Symfony\Component\Yaml\Inline::parse0 N/A% 3 4.6% 24 4.1% 0 0.0%
Drupal\Core\Cache\CacheContextsManager::validateTokens0 N/A% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Asset\LibraryDiscoveryParser::buildByExtension0 N/A% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Entity\Query\QueryBase::getNamespaces0 N/A% 0 0.0% 0 0.0% 0 0.0%
twig_render_template@20 N/A% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Config\Entity\Query\Query::loadRecords0 N/A% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Theme\ThemeManager::theme@20 N/A% 0 0.0% 0 0.0% 0 0.0%
Drupal\Component\Utility\UrlHelper::parse0 N/A% 0 0.0% 0 0.0% 0 0.0%
Twig_Lexer::lexExpression0 N/A% 0 0.0% 0 0.0% 0 0.0%
Drupal\Component\Utility\UrlHelper::stripDangerousProtocols0 N/A% 0 0.0% 0 0.0% 0 0.0%
Drupal\system\Controller\SystemController::setLinkActiveClass0 N/A% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Cache\CacheContextsManager::optimizeTokens0 N/A% 0 0.0% 0 0.0% 0 0.0%
Symfony\Component\Yaml\Inline::evaluateScalar0 N/A% 0 0.0% 32 5.4% 0 0.0%
Twig_Lexer::lexComment0 N/A% 0 0.0% -24 -4.1% 0 0.0%
Drupal\Core\ParamConverter\EntityConverter::getEntityTypeFromDefaults0 N/A% 0 0.0% 0 0.0% 0 0.0%
Symfony\Component\Yaml\Parser::parseValue0 N/A% 0 0.0% 8 1.4% 0 0.0%
Twig_Loader_Filesystem::parseName0 N/A% 0 0.0% -48 -8.1% 0 0.0%
Drupal\Core\Routing\UrlGenerator::processPath0 N/A% 0 0.0% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 N/A% 0 0.0% 0 0.0% -664 -16.8%
Drupal\Core\DrupalKernel::initializeRequestGlobals0 N/A% 0 0.0% 0 0.0% -568 -14.3%
Drupal\Core\Authentication\AuthenticationManager::addProvider0 N/A% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Routing\RouteMatch::getParameterNames0 N/A% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Session\SessionConfiguration::getUnprefixedName0 N/A% 0 0.0% 0 0.0% -664 -16.8%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 N/A% 0 0.0% 0 0.0% -664 -16.8%
Drupal\Core\DrupalKernel::__construct0 N/A% 0 0.0% 0 0.0% 0 0.0%
Drupal\Component\PhpStorage\MTimeProtectedFastFileStorage::getContainingDirectoryFullPath0 N/A% 0 0.0% 0 0.0% 0 0.0%
Drupal\Component\Utility\Crypt::randomBytes0 N/A% 0 0.0% 0 0.0% 0 0.0%
Symfony\Component\Routing\Route::sanitizeRequirement0 N/A% 0 0.0% 0 0.0% 0 0.0%
Symfony\Component\Routing\RouteCompiler::compilePattern0 N/A% 0 0.0% 0 0.0% 0 0.0%
Drupal\views\Plugin\views\query\Sql::addField0 N/A% 0 0.0% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 N/A% 0 0.0% 0 0.0% 0 0.0%
file_scan_directory0 N/A% 0 0.0% 0 0.0% 0 0.0%
Doctrine\Common\Annotations\DocParser::parse@10 N/A% 0 0.0% 0 0.0% 0 0.0%
Doctrine\Common\Annotations\DocLexer::getType0 N/A% 0 0.0% -16 -2.7% 0 0.0%
devel_silent0 N/A% 0 0.0% 0 0.0% 0 0.0%
Drupal\Component\Annotation\Plugin\Discovery\AnnotatedClassDiscovery::getAnnotationReader0 N/A% 0 0.0% 0 0.0% 0 0.0%
Doctrine\Common\Reflection\StaticReflectionParser::__construct0 N/A% 0 0.0% -8 -1.4% 0 0.0%
Twig_Lexer::lexData0 N/A% 0 0.0% 0 0.0% 0 0.0%