Diff Report
Run #523e49a66dc20: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #523e4c6056bfd: XHProf Run (Namespace=drupal-perf-joelpittet)
Tip
Click a function name below to drill down.

Regression/Improvement summary for substr

substrRun #523e49a66dc20Run #523e4c6056bfdDiffDiff%
Number of Function Calls1,991 1,991 0 0.0%
Incl. Wall Time (microsec)736 863 127 17.3%
Incl. Wall Time (microsec) per call 0 0 0 17.3%
Excl. Wall Time (microsec)736 863 127 17.3%
Incl. CPU (microsecs)2,457 2,526 69 2.8%
Incl. CPU (microsecs) per call 1 1 0 2.8%
Excl. CPU (microsec)2,457 2,526 69 2.8%
Incl. MemUse (bytes)89,984 90,216 232 0.3%
Incl. MemUse (bytes) per call 45 45 0 0.3%
Excl. MemUse (bytes)89,984 90,216 232 0.3%
Incl. PeakMemUse (bytes)16,520 15,272 -1,248 -7.6%
Incl. PeakMemUse (bytes) per call 8 8 -1 -7.6%
Excl. PeakMemUse (bytes)16,520 15,272 -1,248 -7.6%

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% 127 0.0% 69 0.0% 232 0.0% -1,248 -0.0%
Exclusive Metrics Diff for Current Function127 100.0% 69 100.0% 232 100.0% -1,248 -100.0%
Parent functions
Composer\Autoload\ClassLoader::findFile0 N/A% 67 52.8% 102 147.8% 96 41.4% -208 -16.7%
theme@30 N/A% 34 26.8% -40 -58.0% 0 0.0% -480 -38.5%
Symfony\Component\Routing\RouteCompiler::compilePattern0 N/A% 10 7.9% 3 4.3% 48 20.7% 0 0.0%
Twig_Environment::getCacheFilename0 N/A% 5 3.9% 8 11.6% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 N/A% 2 1.6% -1 -1.4% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 N/A% 2 1.6% 1 1.4% 64 27.6% 0 0.0%
Drupal\Core\Authentication\AuthenticationManager::addProvider0 N/A% 2 1.6% 1 1.4% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 N/A% 1 0.8% 2 2.9% 0 0.0% 0 0.0%
Drupal\Core\Entity\Query\QueryBase::getNamespace0 N/A% 1 0.8% 1 1.4% 0 0.0% 0 0.0%
Drupal\Component\Utility\Url::stripDangerousProtocols0 N/A% 1 0.8% 1 1.4% 24 10.3% -560 -44.9%
Drupal\Component\Utility\Crypt::randomBytes0 N/A% 1 0.8% 1 1.4% 0 0.0% 0 0.0%
Drupal\Component\Uuid\Php::generate0 N/A% 1 0.8% -1 -1.4% 0 0.0% 0 0.0%
request_path0 N/A% 0 0.0% -1 -1.4% 0 0.0% 0 0.0%
theme@20 N/A% 0 0.0% -7 -10.1% 0 0.0% 0 0.0%
Drupal\Core\Entity\Query\Sql\Tables::addField0 N/A% 0 0.0% 1 1.4% 0 0.0% 0 0.0%
drupal_settings_initialize0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Composer\Autoload\ClassLoader::set0 N/A% 0 0.0% -2 -2.9% 0 0.0% 0 0.0%
theme@10 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%