Diff Report
Run #518b13c95a609: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #518b15389813f: XHProf Run (Namespace=drupal-perf-cottser)
Tip
Click a function name below to drill down.

Regression/Improvement summary for substr

substrRun #518b13c95a609Run #518b15389813fDiffDiff%
Number of Function Calls167 175 8 4.8%
Incl. Wall Time (microsec)38 58 20 52.6%
Incl. Wall Time (microsec) per call 0 0 0 45.7%
Excl. Wall Time (microsec)38 58 20 52.6%
Incl. CPU (microsecs)292 321 29 9.9%
Incl. CPU (microsecs) per call 2 2 0 4.9%
Excl. CPU (microsec)292 321 29 9.9%
Incl. MemUse (bytes)39,136 39,472 336 0.9%
Incl. MemUse (bytes) per call 234 226 -9 -3.8%
Excl. MemUse (bytes)39,136 39,472 336 0.9%
Incl. PeakMemUse (bytes)31,280 31,280 0 0.0%
Incl. PeakMemUse (bytes) per call 187 179 -9 -4.6%
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
substr8 100.0% 20 0.1% 29 0.1% 336 0.3% 0 0.0%
Exclusive Metrics Diff for Current Function20 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::getCacheFilename8 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%