Diff Report
Run #51ec623000e0c: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec66a5a877d: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip
Click a function name below to drill down.

Regression/Improvement summary for substr

substrRun #51ec623000e0cRun #51ec66a5a877dDiffDiff%
Number of Function Calls11,307 11,311 4 0.0%
Incl. Wall Time (microsec)4,120 3,836 -284 -6.9%
Incl. Wall Time (microsec) per call 0 0 -0 -6.9%
Excl. Wall Time (microsec)4,120 3,836 -284 -6.9%
Incl. CPU (microsecs)14,099 14,282 183 1.3%
Incl. CPU (microsecs) per call 1 1 0 1.3%
Excl. CPU (microsec)14,099 14,282 183 1.3%
Incl. MemUse (bytes)703,960 703,984 24 0.0%
Incl. MemUse (bytes) per call 62 62 -0 -0.0%
Excl. MemUse (bytes)703,960 703,984 24 0.0%
Incl. PeakMemUse (bytes)22,568 22,568 0 0.0%
Incl. PeakMemUse (bytes) per call 2 2 -0 -0.0%
Excl. PeakMemUse (bytes)22,568 22,568 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
substr4 100.0% -284 -12.1% 183 5.3% 24 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-284 -100.0% 183 100.0% 24 100.0% 0 N/A%
Parent functions
Doctrine\Common\Annotations\DocLexer::getType0 0.0% -220 -77.5% 111 60.7% -40 -166.7% 0 N/A%
Doctrine\Common\Reflection\StaticReflectionParser::__construct0 0.0% -86 -30.3% -9 -4.9% -64 -266.7% 0 N/A%
Drupal\image\Plugin\Core\Entity\ImageStyle::getPathToken0 0.0% 8 2.8% 14 7.7% 8 33.3% 0 N/A%
text_summary0 0.0% 5 1.8% 11 6.0% 0 0.0% 0 N/A%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 0.0% 4 1.4% 9 4.9% 0 0.0% 0 N/A%
Doctrine\Common\Annotations\DocParser::parse0 0.0% 3 1.1% 57 31.1% -40 -166.7% 0 N/A%
file_uri_scheme0 0.0% -2 -0.7% -14 -7.7% -8 -33.3% 0 N/A%
Doctrine\Common\Reflection\StaticReflectionParser::parse0 0.0% 2 0.7% -2 -1.1% 0 0.0% 0 N/A%
drupal_settings_initialize0 0.0% 1 0.4% 0 0.0% 0 0.0% 0 N/A%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 0.0% 1 0.4% 2 1.1% 0 0.0% 0 N/A%
Drupal\Component\Utility\Url::stripDangerousProtocols0 0.0% -1 -0.4% 2 1.1% 0 0.0% 0 N/A%
theme@40 0.0% 1 0.4% 0 0.0% 0 0.0% 0 N/A%
Twig_Environment::getCacheFilename4 100.0% 0 0.0% 3 1.6% 168 700.0% 0 N/A%
theme@10 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A%
Drupal\Component\Uuid\Php::generate0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A%
theme@20 0.0% 0 0.0% -2 -1.1% 0 0.0% 0 N/A%
Drupal\system\Plugin\Block\SystemMenuBlock::build0 0.0% 0 0.0% 2 1.1% 0 0.0% 0 N/A%
Doctrine\Common\Annotations\DocParser::parse@10 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A%
Drupal\Core\Routing\UrlGenerator::generateFromPath0 0.0% 0 0.0% -2 -1.1% 0 0.0% 0 N/A%
Drupal\views\Plugin\views\query\Sql::addField0 0.0% 0 0.0% -1 -0.5% 0 0.0% 0 N/A%
request_path0 0.0% 0 0.0% -1 -0.5% 0 0.0% 0 N/A%
Drupal\Component\Utility\Crypt::randomBytes0 0.0% 0 0.0% 2 1.1% 0 0.0% 0 N/A%
Symfony\Component\Routing\RouteCompiler::compilePattern0 0.0% 0 0.0% -2 -1.1% 0 0.0% 0 N/A%
Drupal\Core\Authentication\AuthenticationManager::addProvider0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 0.0% 0 0.0% 3 1.6% 0 0.0% 0 N/A%