Diff Report
Run #523f024cca254: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #523f01900df5c: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for substr

substrRun #523f024cca254Run #523f01900df5cDiffDiff%
Number of Function Calls1,237 1,233 -4 -0.3%
Incl. Wall Time (microsec)440 421 -19 -4.3%
Incl. Wall Time (microsec) per call 0 0 -0 -4.0%
Excl. Wall Time (microsec)440 421 -19 -4.3%
Incl. CPU (microsecs)1,467 1,455 -12 -0.8%
Incl. CPU (microsecs) per call 1 1 -0 -0.5%
Excl. CPU (microsec)1,467 1,455 -12 -0.8%
Incl. MemUse (bytes)72,992 72,856 -136 -0.2%
Incl. MemUse (bytes) per call 59 59 0 0.1%
Excl. MemUse (bytes)72,992 72,856 -136 -0.2%
Incl. PeakMemUse (bytes)11,656 11,680 24 0.2%
Incl. PeakMemUse (bytes) per call 9 9 0 0.5%
Excl. PeakMemUse (bytes)11,656 11,680 24 0.2%

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
substr-4 -100.0% -19 -3.2% -12 -2.8% -136 -0.3% 24 0.1%
Exclusive Metrics Diff for Current Function-19 -100.0% -12 -100.0% -136 -100.0% 24 100.0%
Parent functions
Composer\Autoload\ClassLoader::findFile0 0.0% -20 -105.3% 11 91.7% 32 23.5% 24 100.0%
Twig_Environment::getCacheFilename-4 -100.0% -2 -10.5% 6 50.0% -168 -123.5% 0 0.0%
Doctrine\Common\Reflection\StaticReflectionParser::parse0 0.0% -1 -5.3% -1 -8.3% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 0.0% 1 5.3% -4 -33.3% 0 0.0% 0 0.0%
Doctrine\Common\Annotations\DocLexer::getType0 0.0% 1 5.3% -3 -25.0% 0 0.0% 0 0.0%
Drupal\Core\Routing\UrlGenerator::generateFromPath0 0.0% 1 5.3% 0 0.0% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 0.0% -1 -5.3% -2 -16.7% 0 0.0% 0 0.0%
Drupal\Core\Authentication\AuthenticationManager::addProvider0 0.0% 1 5.3% -1 -8.3% 0 0.0% 0 0.0%
theme@20 0.0% 1 5.3% -7 -58.3% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 0.0% 1 5.3% 5 41.7% 0 0.0% 0 0.0%
Drupal\Component\Uuid\Php::generate0 0.0% -1 -5.3% 2 16.7% 0 0.0% 0 0.0%
Doctrine\Common\Annotations\DocParser::parse0 0.0% 0 0.0% -1 -8.3% 0 0.0% 0 0.0%
Symfony\Component\Routing\Generator\UrlGenerator::doGenerate0 0.0% 0 0.0% -2 -16.7% 0 0.0% 0 0.0%
Drupal\Core\Entity\Query\QueryBase::getNamespace0 0.0% 0 0.0% 3 25.0% 0 0.0% 0 0.0%
Drupal\Core\Entity\Query\Sql\Tables::addField0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Doctrine\Common\Annotations\DocParser::parse@10 0.0% 0 0.0% 1 8.3% 0 0.0% 0 0.0%
theme@10 0.0% 0 0.0% -3 -25.0% 0 0.0% 0 0.0%
Symfony\Component\Routing\RouteCompiler::compilePattern0 0.0% 0 0.0% -13 -108.3% 0 0.0% 0 0.0%
Drupal\Component\Utility\Crypt::randomBytes0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
request_path0 0.0% 0 0.0% 1 8.3% 0 0.0% 0 0.0%
Drupal\views\Plugin\views\query\Sql::addField0 0.0% 0 0.0% -4 -33.3% 0 0.0% 0 0.0%
Composer\Autoload\ClassLoader::set0 0.0% 0 0.0% 3 25.0% 0 0.0% 0 0.0%
Drupal\Component\Utility\Url::stripDangerousProtocols0 0.0% 0 0.0% -2 -16.7% 0 0.0% 0 0.0%
drupal_settings_initialize0 0.0% 0 0.0% -3 -25.0% 0 0.0% 0 0.0%
Doctrine\Common\Reflection\StaticReflectionParser::__construct0 0.0% 0 0.0% 2 16.7% 0 0.0% 0 0.0%