Diff Report
Run #526a239923027: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #526a23ef211f9: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for substr

substrRun #526a239923027Run #526a23ef211f9DiffDiff%
Number of Function Calls1,019 1,019 0 0.0%
Incl. Wall Time (microsec)642 737 95 14.8%
Incl. Wall Time (microsec) per call 1 1 0 14.8%
Excl. Wall Time (microsec)642 737 95 14.8%
Incl. CPU (microsecs)1,348 1,389 41 3.0%
Incl. CPU (microsecs) per call 1 1 0 3.0%
Excl. CPU (microsec)1,348 1,389 41 3.0%
Incl. MemUse (bytes)64,944 64,944 0 0.0%
Incl. MemUse (bytes) per call 64 64 0 0.0%
Excl. MemUse (bytes)64,944 64,944 0 0.0%
Incl. PeakMemUse (bytes)23,072 23,072 0 0.0%
Incl. PeakMemUse (bytes) per call 23 23 0 0.0%
Excl. PeakMemUse (bytes)23,072 23,072 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% 95 10.1% 41 2.8% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function95 100.0% 41 100.0% 0 N/A% 0 N/A%
Parent functions
Composer\Autoload\ClassLoader::set0 N/A% 39 41.1% 36 87.8% 0 N/A% 0 N/A%
Symfony\Component\Routing\RouteCompiler::compilePattern0 N/A% 12 12.6% 8 19.5% 0 N/A% 0 N/A%
Twig_Environment::getCacheFilename0 N/A% -5 -5.3% -6 -14.6% 0 N/A% 0 N/A%
Drupal\Component\Uuid\Php::generate0 N/A% -4 -4.2% -4 -9.8% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 N/A% 3 3.2% 4 9.8% 0 N/A% 0 N/A%
Composer\Autoload\ClassLoader::findFile0 N/A% 56 58.9% 4 9.8% 0 N/A% 0 N/A%
theme@20 N/A% -7 -7.4% -3 -7.3% 0 N/A% 0 N/A%
Drupal\Core\ParamConverter\EntityConverter::convert0 N/A% 0 0.0% 2 4.9% 0 N/A% 0 N/A%
theme@10 N/A% -1 -1.1% -2 -4.9% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 N/A% 0 0.0% 2 4.9% 0 N/A% 0 N/A%
Drupal\Core\Entity\Query\Sql\Tables::addField0 N/A% 0 0.0% -2 -4.9% 0 N/A% 0 N/A%
Drupal\Component\Utility\Crypt::randomBytes0 N/A% -2 -2.1% 1 2.4% 0 N/A% 0 N/A%
drupal_settings_initialize0 N/A% 1 1.1% 1 2.4% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 N/A% 0 0.0% -1 -2.4% 0 N/A% 0 N/A%
Drupal\Core\Authentication\AuthenticationManager::addProvider0 N/A% 0 0.0% 1 2.4% 0 N/A% 0 N/A%
request_path0 N/A% 1 1.1% 0 0.0% 0 N/A% 0 N/A%
theme@30 N/A% -1 -1.1% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Routing\UrlGenerator::generateFromPath0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Component\Utility\Url::stripDangerousProtocols0 N/A% 1 1.1% 0 0.0% 0 N/A% 0 N/A%
file_uri_scheme0 N/A% 2 2.1% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\Query\QueryBase::getNamespaces0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%