Diff Report
Run #519ffb7471c72: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #519ffc4c0008b: XHProf Run (Namespace=drupal-perf-ezeedub)
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Regression/Improvement summary for substr

substrRun #519ffb7471c72Run #519ffc4c0008bDiffDiff%
Number of Function Calls749 753 4 0.5%
Incl. Wall Time (microsec)1,101 1,099 -2 -0.2%
Incl. Wall Time (microsec) per call 1 1 -0 -0.7%
Excl. Wall Time (microsec)1,101 1,099 -2 -0.2%
Incl. CPU (microsecs)0 4,001 4,001 N/A%
Incl. CPU (microsecs) per call 0 5 5 N/A%
Excl. CPU (microsec)0 4,001 4,001 N/A%
Incl. MemUse (bytes)42,408 42,528 120 0.3%
Incl. MemUse (bytes) per call 57 56 -0 -0.2%
Excl. MemUse (bytes)42,408 42,528 120 0.3%
Incl. PeakMemUse (bytes)14,772 14,772 0 0.0%
Incl. PeakMemUse (bytes) per call 20 20 -0 -0.5%
Excl. PeakMemUse (bytes)14,772 14,772 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
substr4 100.0% -2 -0.1% 4,001 100.0% 120 0.7% 0 0.0%
Exclusive Metrics Diff for Current Function-2 -100.0% 4,001 100.0% 120 100.0% 0 N/A%
Parent functions
Symfony\Component\ClassLoader\ClassLoader::findFile0 0.0% -10 -500.0% 0 0.0% 0 0.0% 0 N/A%
Twig_Environment::getCacheFilename4 100.0% 5 250.0% 0 0.0% 116 96.7% 0 N/A%
theme@50 0.0% 2 100.0% 0 0.0% 0 0.0% 0 N/A%
theme@40 0.0% 1 50.0% 0 0.0% 0 0.0% 0 N/A%
drupal_strip_dangerous_protocols0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A%
Drupal\system\Plugin\Block\SystemMenuBlock::blockBuild0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A%
theme@10 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A%
theme@30 0.0% 0 0.0% 0 0.0% 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%
theme@20 0.0% 0 0.0% 4,001 100.0% 0 0.0% 0 N/A%
editor_custom_theme0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A%
Drupal\Component\Uuid\Php::generate0 0.0% 0 0.0% 0 0.0% 4 3.3% 0 N/A%
Drupal\Component\Utility\Crypt::randomBytes0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A%
drupal_settings_initialize0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A%
edit_custom_theme0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A%
contextual_custom_theme0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A%
request_path0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A%