Diff Report
Run #51ca54a312a65: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51ca5414b31d9: XHProf Run (Namespace=drupal-perf-joelpittet)
Tip
Click a function name below to drill down.

Regression/Improvement summary for substr

substrRun #51ca54a312a65Run #51ca5414b31d9DiffDiff%
Number of Function Calls234 230 -4 -1.7%
Incl. Wall Time (microsec)275 268 -7 -2.5%
Incl. Wall Time (microsec) per call 1 1 -0 -0.9%
Excl. Wall Time (microsec)275 268 -7 -2.5%
Incl. CPU (microsecs)484 471 -13 -2.7%
Incl. CPU (microsecs) per call 2 2 -0 -1.0%
Excl. CPU (microsec)484 471 -13 -2.7%
Incl. MemUse (bytes)26,984 26,816 -168 -0.6%
Incl. MemUse (bytes) per call 115 117 1 1.1%
Excl. MemUse (bytes)26,984 26,816 -168 -0.6%
Incl. PeakMemUse (bytes)9,328 8,856 -472 -5.1%
Incl. PeakMemUse (bytes) per call 40 39 -1 -3.4%
Excl. PeakMemUse (bytes)9,328 8,856 -472 -5.1%

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
substr-4 -100.0% -7 -0.6% -13 -6.0% -168 -0.2% -472 -0.6%
Exclusive Metrics Diff for Current Function-7 -100.0% -13 -100.0% -168 -100.0% -472 -100.0%
Parent functions
Twig_Environment::getCacheFilename-4 -100.0% -5 -71.4% -7 -53.8% -168 -100.0% 88 18.6%
Symfony\Component\Routing\RouteCompiler::compilePattern0 0.0% -4 -57.1% 9 69.2% 0 0.0% 0 0.0%
theme@20 0.0% 1 14.3% -5 -38.5% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 0.0% 1 14.3% -1 -7.7% 0 0.0% 0 0.0%
drupal_settings_initialize0 0.0% 0 0.0% -1 -7.7% 0 0.0% 0 0.0%
theme@10 0.0% 0 0.0% 0 0.0% 0 0.0% -560 -118.6%
Drupal\Component\Uuid\Php::generate0 0.0% 0 0.0% -5 -38.5% 0 0.0% 0 0.0%
Drupal\Component\Utility\UrlValidator::stripDangerousProtocols0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\field_sql_storage\Entity\Tables::addField0 0.0% 0 0.0% 2 15.4% 0 0.0% 0 0.0%
Drupal\system\Plugin\Block\SystemMenuBlock::build0 0.0% 0 0.0% 1 7.7% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
request_path0 0.0% 0 0.0% -1 -7.7% 0 0.0% 0 0.0%
Drupal\Component\Utility\Crypt::randomBytes0 0.0% 0 0.0% 1 7.7% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 0.0% 0 0.0% -6 -46.2% 0 0.0% 0 0.0%