Diff Report
Run #51f5bb078e5a7: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51f5bb45dd257: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for substr

substrRun #51f5bb078e5a7Run #51f5bb45dd257DiffDiff%
Number of Function Calls349 349 0 0.0%
Incl. Wall Time (microsec)106 108 2 1.9%
Incl. Wall Time (microsec) per call 0 0 0 1.9%
Excl. Wall Time (microsec)106 108 2 1.9%
Incl. CPU (microsecs)438 453 15 3.4%
Incl. CPU (microsecs) per call 1 1 0 3.4%
Excl. CPU (microsec)438 453 15 3.4%
Incl. MemUse (bytes)35,616 35,616 0 0.0%
Incl. MemUse (bytes) per call 102 102 0 0.0%
Excl. MemUse (bytes)35,616 35,616 0 0.0%
Incl. PeakMemUse (bytes)12,168 12,168 0 0.0%
Incl. PeakMemUse (bytes) per call 35 35 0 0.0%
Excl. PeakMemUse (bytes)12,168 12,168 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% 2 0.3% 15 12.8% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function2 100.0% 15 100.0% 0 N/A% 0 N/A%
Parent functions
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 N/A% 3 150.0% 2 13.3% 0 N/A% 0 N/A%
theme@20 N/A% 2 100.0% 2 13.3% 0 N/A% 0 N/A%
Drupal\Component\Utility\Url::stripDangerousProtocols0 N/A% -1 -50.0% 2 13.3% 0 N/A% 0 N/A%
Doctrine\Common\Reflection\StaticReflectionParser::__construct0 N/A% 1 50.0% 1 6.7% 0 N/A% 0 N/A%
Twig_Environment::getCacheFilename0 N/A% -1 -50.0% 4 26.7% 0 N/A% 0 N/A%
Doctrine\Common\Annotations\DocLexer::getType0 N/A% -1 -50.0% -2 -13.3% 0 N/A% 0 N/A%
Drupal\Core\Routing\UrlGenerator::generateFromPath0 N/A% -1 -50.0% 1 6.7% 0 N/A% 0 N/A%
Drupal\system\Plugin\Block\SystemMenuBlock::build0 N/A% 0 0.0% -1 -6.7% 0 N/A% 0 N/A%
Doctrine\Common\Annotations\DocParser::parse@10 N/A% 0 0.0% 2 13.3% 0 N/A% 0 N/A%
Drupal\Component\Utility\Crypt::randomBytes0 N/A% 0 0.0% 3 20.0% 0 N/A% 0 N/A%
theme@10 N/A% 0 0.0% -1 -6.7% 0 N/A% 0 N/A%
drupal_settings_initialize0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
theme@40 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Component\Uuid\Php::generate0 N/A% 0 0.0% -1 -6.7% 0 N/A% 0 N/A%
Doctrine\Common\Annotations\DocParser::parse0 N/A% 0 0.0% 1 6.7% 0 N/A% 0 N/A%
Drupal\views\Plugin\views\query\Sql::addField0 N/A% 0 0.0% -1 -6.7% 0 N/A% 0 N/A%
Drupal\Core\Authentication\AuthenticationManager::addProvider0 N/A% 0 0.0% 1 6.7% 0 N/A% 0 N/A%
request_path0 N/A% 0 0.0% -1 -6.7% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 N/A% 0 0.0% -1 -6.7% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 N/A% 0 0.0% 5 33.3% 0 N/A% 0 N/A%
Symfony\Component\Routing\RouteCompiler::compilePattern0 N/A% 0 0.0% -1 -6.7% 0 N/A% 0 N/A%