Diff Report
Run #51a462112dd99: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #51a4630d23a4c: XHProf Run (Namespace=drupal-perf-ezeedub)
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Regression/Improvement summary for substr

substrRun #51a462112dd99Run #51a4630d23a4cDiffDiff%
Number of Function Calls134 138 4 3.0%
Incl. Wall Time (microsec)166 162 -4 -2.4%
Incl. Wall Time (microsec) per call 1 1 -0 -5.2%
Excl. Wall Time (microsec)166 162 -4 -2.4%
Incl. CPU (microsecs)0 0 0 N/A%
Incl. CPU (microsecs) per call 0 0 0 N/A%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)22,520 22,632 112 0.5%
Incl. MemUse (bytes) per call 168 164 -4 -2.4%
Excl. MemUse (bytes)22,520 22,632 112 0.5%
Incl. PeakMemUse (bytes)11,512 11,684 172 1.5%
Incl. PeakMemUse (bytes) per call 86 85 -1 -1.4%
Excl. PeakMemUse (bytes)11,512 11,684 172 1.5%

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% -4 -0.3% 0 0.0% 112 0.3% 172 0.5%
Exclusive Metrics Diff for Current Function-4 -100.0% 0 N/A% 112 100.0% 172 100.0%
Parent functions
theme@49 225.0% 10 250.0% 0 N/A% 552 492.9% 408 237.2%
theme@3-9 -225.0% -9 -225.0% 0 N/A% -556 -496.4% -236 -137.2%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 0.0% -3 -75.0% 0 N/A% 0 0.0% 0 0.0%
theme@10 0.0% -1 -25.0% 0 N/A% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 0.0% -1 -25.0% 0 N/A% 0 0.0% 0 0.0%
Twig_Environment::getCacheFilename4 100.0% 1 25.0% 0 N/A% 116 103.6% 0 0.0%
editor_custom_theme0 0.0% -1 -25.0% 0 N/A% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 0.0% -1 -25.0% 0 N/A% 0 0.0% 0 0.0%
Drupal\Component\Utility\Crypt::randomBytes0 0.0% -1 -25.0% 0 N/A% 0 0.0% 0 0.0%
Drupal\field_sql_storage\Entity\Tables::addField0 0.0% 1 25.0% 0 N/A% 0 0.0% 0 0.0%
theme@20 0.0% 1 25.0% 0 N/A% 0 0.0% 0 0.0%
drupal_strip_dangerous_protocols0 0.0% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
devel_silent0 0.0% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
Drupal\Component\Uuid\Php::generate0 0.0% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
drupal_settings_initialize0 0.0% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
contextual_custom_theme0 0.0% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
edit_custom_theme0 0.0% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
request_path0 0.0% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
Drupal\system\Plugin\Block\SystemMenuBlock::blockBuild0 0.0% 0 0.0% 0 N/A% 0 0.0% 0 0.0%