Diff Report
Run #52c96b69a1c07: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52c96bbf45f87: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Page\DefaultHtmlPageRenderer::preparePage

Drupal\Core\Page\DefaultHtmlPageRenderer::preparePageRun #52c96b69a1c07Run #52c96bbf45f87DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)49 46 -3 -6.1%
Incl. Wall Time (microsec) per call 49 46 -3 -6.1%
Excl. Wall Time (microsec)19 18 -1 -5.3%
Incl. CPU (microsecs)51 48 -3 -5.9%
Incl. CPU (microsecs) per call 51 48 -3 -5.9%
Excl. CPU (microsec)14 14 0 0.0%
Incl. MemUse (bytes)6,528 6,528 0 0.0%
Incl. MemUse (bytes) per call 6,528 6,528 0 0.0%
Excl. MemUse (bytes)2,248 2,248 0 0.0%
Incl. PeakMemUse (bytes)5,320 384 -4,936 -92.8%
Incl. PeakMemUse (bytes) per call 5,320 384 -4,936 -92.8%
Excl. PeakMemUse (bytes)1,960 384 -1,576 -80.4%

Parent/Child Regression/Improvement report for Drupal\Core\Page\DefaultHtmlPageRenderer::preparePage [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
Drupal\Core\Page\DefaultHtmlPageRenderer::preparePage0 N/A% -3 -0.5% -3 -0.5% 0 0.0% -4,936 -9.9%
Exclusive Metrics Diff for Current Function-1 -33.3% 0 0.0% 0 N/A% -1,576 -31.9%
Parent function
Drupal\Core\Page\DefaultHtmlPageRenderer::render0 N/A% -3 -100.0% -3 -100.0% 0 N/A% -4,936 -100.0%
Child functions
Drupal\Core\Template\Attribute::offsetSet0 N/A% -2 -66.7% -3 -100.0% 0 N/A% -1,328 -26.9%
Drupal\Core\Page\HtmlPage::getHtmlAttributes0 N/A% 0 0.0% 1 33.3% 0 N/A% -624 -12.6%
Drupal\Core\Language\LanguageManager::getLanguage0 N/A% 0 0.0% -1 -33.3% 0 N/A% -760 -15.4%
Drupal\Core\Page\HtmlFragment::hasTitle0 N/A% 0 0.0% 0 0.0% 0 N/A% -648 -13.1%