Diff Report
Run #52d3e812c7cf2: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52d3e8415aec3: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for substr

substrRun #52d3e812c7cf2Run #52d3e8415aec3DiffDiff%
Number of Function Calls1,151 1,151 0 0.0%
Incl. Wall Time (microsec)29 34 5 17.2%
Incl. Wall Time (microsec) per call 0 0 0 17.2%
Excl. Wall Time (microsec)29 34 5 17.2%
Incl. CPU (microsecs)1,194 1,198 4 0.3%
Incl. CPU (microsecs) per call 1 1 0 0.3%
Excl. CPU (microsec)1,194 1,198 4 0.3%
Incl. MemUse (bytes)65,096 65,096 0 0.0%
Incl. MemUse (bytes) per call 57 57 0 0.0%
Excl. MemUse (bytes)65,096 65,096 0 0.0%
Incl. PeakMemUse (bytes)15,960 15,960 0 0.0%
Incl. PeakMemUse (bytes) per call 14 14 0 0.0%
Excl. PeakMemUse (bytes)15,960 15,960 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% 5 4.3% 4 3.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function5 100.0% 4 100.0% 0 N/A% 0 N/A%
Parent functions
Symfony\Component\Routing\RouteCompiler::compilePattern0 N/A% 3 60.0% 1 25.0% 0 N/A% 0 N/A%
Drupal\Core\Config\Entity\Query\Query::execute0 N/A% 2 40.0% 0 0.0% 0 N/A% 0 N/A%
Composer\Autoload\ClassLoader::findFile0 N/A% 1 20.0% -2 -50.0% 0 N/A% 0 N/A%
Drupal\Component\Utility\Crypt::randomBytes0 N/A% -1 -20.0% 1 25.0% 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%
theme@10 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
request_path0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\ParamConverter\EntityConverter::convert0 N/A% 0 0.0% -1 -25.0% 0 N/A% 0 N/A%
Drupal\Component\Utility\Url::stripDangerousProtocols0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
theme@20 N/A% 0 0.0% 3 75.0% 0 N/A% 0 N/A%
Twig_Environment::getCacheFilename0 N/A% 0 0.0% 2 50.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\FieldableDatabaseStorageController::mapFromStorageRecords0 N/A% 0 0.0% -2 -50.0% 0 N/A% 0 N/A%
Drupal\Core\Authentication\AuthenticationManager::addProvider0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 N/A% 0 0.0% 1 25.0% 0 N/A% 0 N/A%
drupal_settings_initialize0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 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 25.0% 0 N/A% 0 N/A%
Composer\Autoload\ClassLoader::set0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%