Diff Report
Run #51ec6582d0962: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec623000e0c: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for substr

substrRun #51ec6582d0962Run #51ec623000e0cDiffDiff%
Number of Function Calls11,307 11,307 0 0.0%
Incl. Wall Time (microsec)4,034 4,120 86 2.1%
Incl. Wall Time (microsec) per call 0 0 0 2.1%
Excl. Wall Time (microsec)4,034 4,120 86 2.1%
Incl. CPU (microsecs)14,025 14,099 74 0.5%
Incl. CPU (microsecs) per call 1 1 0 0.5%
Excl. CPU (microsec)14,025 14,099 74 0.5%
Incl. MemUse (bytes)703,960 703,960 0 0.0%
Incl. MemUse (bytes) per call 62 62 0 0.0%
Excl. MemUse (bytes)703,960 703,960 0 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
substr0 N/A% 86 3.4% 74 6.2% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function86 100.0% 74 100.0% 0 N/A% 0 N/A%
Parent functions
Doctrine\Common\Annotations\DocLexer::getType0 N/A% 136 158.1% 106 143.2% 0 N/A% 0 N/A%
Doctrine\Common\Reflection\StaticReflectionParser::__construct0 N/A% -15 -17.4% 31 41.9% 0 N/A% 0 N/A%
file_uri_scheme0 N/A% -12 -14.0% -2 -2.7% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 N/A% -10 -11.6% -4 -5.4% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 N/A% -9 -10.5% 0 0.0% 0 N/A% 0 N/A%
theme@40 N/A% 3 3.5% -1 -1.4% 0 N/A% 0 N/A%
Doctrine\Common\Reflection\StaticReflectionParser::parse0 N/A% -3 -3.5% -3 -4.1% 0 N/A% 0 N/A%
Doctrine\Common\Annotations\DocParser::parse0 N/A% -2 -2.3% -31 -41.9% 0 N/A% 0 N/A%
Twig_Environment::getCacheFilename0 N/A% -1 -1.2% -2 -2.7% 0 N/A% 0 N/A%
theme@20 N/A% -1 -1.2% -4 -5.4% 0 N/A% 0 N/A%
Drupal\Component\Uuid\Php::generate0 N/A% 1 1.2% 1 1.4% 0 N/A% 0 N/A%
drupal_settings_initialize0 N/A% -1 -1.2% -1 -1.4% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
theme@10 N/A% 0 0.0% 1 1.4% 0 N/A% 0 N/A%
Drupal\image\Plugin\Core\Entity\ImageStyle::getPathToken0 N/A% 0 0.0% -13 -17.6% 0 N/A% 0 N/A%
Drupal\views\Plugin\views\query\Sql::addField0 N/A% 0 0.0% -4 -5.4% 0 N/A% 0 N/A%
Drupal\Core\Authentication\AuthenticationManager::addProvider0 N/A% 0 0.0% 1 1.4% 0 N/A% 0 N/A%
Drupal\Core\Routing\UrlGenerator::generateFromPath0 N/A% 0 0.0% 1 1.4% 0 N/A% 0 N/A%
Drupal\system\Plugin\Block\SystemMenuBlock::build0 N/A% 0 0.0% -2 -2.7% 0 N/A% 0 N/A%
Drupal\Component\Utility\Url::stripDangerousProtocols0 N/A% 0 0.0% -1 -1.4% 0 N/A% 0 N/A%
Drupal\Component\Utility\Crypt::randomBytes0 N/A% 0 0.0% 1 1.4% 0 N/A% 0 N/A%
Symfony\Component\Routing\RouteCompiler::compilePattern0 N/A% 0 0.0% 2 2.7% 0 N/A% 0 N/A%
Doctrine\Common\Annotations\DocParser::parse@10 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
text_summary0 N/A% 0 0.0% -4 -5.4% 0 N/A% 0 N/A%
request_path0 N/A% 0 0.0% 2 2.7% 0 N/A% 0 N/A%