Diff Report
Run #51aaed0fcbd4e: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51aaed63de9a0: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for substr

substrRun #51aaed0fcbd4eRun #51aaed63de9a0DiffDiff%
Number of Function Calls155 155 0 0.0%
Incl. Wall Time (microsec)39 41 2 5.1%
Incl. Wall Time (microsec) per call 0 0 0 5.1%
Excl. Wall Time (microsec)39 41 2 5.1%
Incl. CPU (microsecs)212 207 -5 -2.4%
Incl. CPU (microsecs) per call 1 1 -0 -2.4%
Excl. CPU (microsec)212 207 -5 -2.4%
Incl. MemUse (bytes)32,336 32,336 0 0.0%
Incl. MemUse (bytes) per call 209 209 0 0.0%
Excl. MemUse (bytes)32,336 32,336 0 0.0%
Incl. PeakMemUse (bytes)14,032 14,032 0 0.0%
Incl. PeakMemUse (bytes) per call 91 91 0 0.0%
Excl. PeakMemUse (bytes)14,032 14,032 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% -5 -3.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function2 100.0% -5 -100.0% 0 N/A% 0 N/A%
Parent functions
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 N/A% -2 -100.0% -4 -80.0% 0 N/A% 0 N/A%
Symfony\Component\Routing\RouteCompiler::compilePattern0 N/A% 1 50.0% 0 0.0% 0 N/A% 0 N/A%
Twig_Environment::getCacheFilename0 N/A% 1 50.0% 1 20.0% 0 N/A% 0 N/A%
theme@20 N/A% 1 50.0% 2 40.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 N/A% -1 -50.0% -1 -20.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 N/A% 1 50.0% -6 -120.0% 0 N/A% 0 N/A%
Drupal\Component\Utility\Crypt::randomBytes0 N/A% 1 50.0% 4 80.0% 0 N/A% 0 N/A%
theme@10 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
theme@40 N/A% 0 0.0% 2 40.0% 0 N/A% 0 N/A%
drupal_settings_initialize0 N/A% 0 0.0% 1 20.0% 0 N/A% 0 N/A%
Drupal\Component\Utility\UrlValidator::stripDangerousProtocols0 N/A% 0 0.0% 1 20.0% 0 N/A% 0 N/A%
theme@30 N/A% 0 0.0% -3 -60.0% 0 N/A% 0 N/A%
Drupal\field_sql_storage\Entity\Tables::addField0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
editor_custom_theme0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
edit_custom_theme0 N/A% 0 0.0% -1 -20.0% 0 N/A% 0 N/A%
request_path0 N/A% 0 0.0% 1 20.0% 0 N/A% 0 N/A%
Drupal\system\Plugin\Block\SystemMenuBlock::blockBuild0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Component\Uuid\Php::generate0 N/A% 0 0.0% -3 -60.0% 0 N/A% 0 N/A%
contextual_custom_theme0 N/A% 0 0.0% 1 20.0% 0 N/A% 0 N/A%