Diff Report
Run #518b15389813f: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #518b13c95a609: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for substr

substrRun #518b15389813fRun #518b13c95a609DiffDiff%
Number of Function Calls175 167 -8 -4.6%
Incl. Wall Time (microsec)58 38 -20 -34.5%
Incl. Wall Time (microsec) per call 0 0 -0 -31.3%
Excl. Wall Time (microsec)58 38 -20 -34.5%
Incl. CPU (microsecs)321 292 -29 -9.0%
Incl. CPU (microsecs) per call 2 2 -0 -4.7%
Excl. CPU (microsec)321 292 -29 -9.0%
Incl. MemUse (bytes)39,472 39,136 -336 -0.9%
Incl. MemUse (bytes) per call 226 234 9 3.9%
Excl. MemUse (bytes)39,472 39,136 -336 -0.9%
Incl. PeakMemUse (bytes)31,280 31,280 0 0.0%
Incl. PeakMemUse (bytes) per call 179 187 9 4.8%
Excl. PeakMemUse (bytes)31,280 31,280 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
substr-8 -100.0% -20 -0.1% -29 -0.1% -336 -0.3% 0 0.0%
Exclusive Metrics Diff for Current Function-20 -100.0% -29 -100.0% -336 -100.0% 0 N/A%
Parent functions
theme@30 0.0% -5 -25.0% -5 -17.2% 0 0.0% 0 N/A%
Drupal\Component\Uuid\Php::generate0 0.0% -5 -25.0% -1 -3.4% 0 0.0% 0 N/A%
Drupal\Component\Utility\Crypt::randomBytes0 0.0% -4 -20.0% -5 -17.2% 0 0.0% 0 N/A%
theme@40 0.0% -3 -15.0% -17 -58.6% 0 0.0% 0 N/A%
drupal_settings_initialize0 0.0% -2 -10.0% -3 -10.3% 0 0.0% 0 N/A%
Twig_Environment::getCacheFilename-8 -100.0% -1 -5.0% -12 -41.4% -336 -100.0% 0 N/A%
theme@20 0.0% -1 -5.0% 1 3.4% 0 0.0% 0 N/A%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 0.0% -1 -5.0% 2 6.9% 0 0.0% 0 N/A%
theme@10 0.0% 1 5.0% 2 6.9% 0 0.0% 0 N/A%
drupal_strip_dangerous_protocols0 0.0% 1 5.0% 1 3.4% 0 0.0% 0 N/A%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A%
edit_custom_theme0 0.0% 0 0.0% -1 -3.4% 0 0.0% 0 N/A%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 0.0% 0 0.0% 4 13.8% 0 0.0% 0 N/A%
editor_custom_theme0 0.0% 0 0.0% 1 3.4% 0 0.0% 0 N/A%
request_path0 0.0% 0 0.0% 1 3.4% 0 0.0% 0 N/A%
Symfony\Component\ClassLoader\ClassLoader::findFile0 0.0% 0 0.0% 1 3.4% 0 0.0% 0 N/A%
Drupal\system\Plugin\Block\SystemMenuBlock::blockBuild0 0.0% 0 0.0% 2 6.9% 0 0.0% 0 N/A%