Diff Report
Run #54e0a6d45fe2a: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #54e0a7d2151b1: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Render\BubbleableMetadata::merge

Drupal\Core\Render\BubbleableMetadata::mergeRun #54e0a6d45fe2aRun #54e0a7d2151b1DiffDiff%
Number of Function Calls663 663 0 0.0%
Incl. Wall Time (microsec)27,249 27,440 191 0.7%
Incl. Wall Time (microsec) per call 41 41 0 0.7%
Excl. Wall Time (microsec)5,108 5,107 -1 -0.0%
Incl. CPU (microsecs)27,771 27,937 166 0.6%
Incl. CPU (microsecs) per call 42 42 0 0.6%
Excl. CPU (microsec)3,842 3,849 7 0.2%
Incl. MemUse (bytes)508,808 508,784 -24 -0.0%
Incl. MemUse (bytes) per call 767 767 -0 -0.0%
Excl. MemUse (bytes)-175,664 -175,664 0 0.0%
Incl. PeakMemUse (bytes)4,712 4,712 0 0.0%
Incl. PeakMemUse (bytes) per call 7 7 0 0.0%
Excl. PeakMemUse (bytes)104 104 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Render\BubbleableMetadata::merge [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\Render\BubbleableMetadata::merge0 N/A% 191 25.8% 166 45.6% -24 -0.2% 0 0.0%
Exclusive Metrics Diff for Current Function-1 -0.5% 7 4.2% 0 0.0% 0 N/A%
Parent functions
Drupal\Core\Render\Renderer::updateStack0 N/A% 111 58.1% 79 47.6% -8 -33.3% 0 N/A%
Drupal\Core\Render\Renderer::bubbleStack0 N/A% 85 44.5% 92 55.4% -16 -66.7% 0 N/A%
Drupal\Core\Render\Renderer::mergeBubbleableMetadata0 N/A% -4 -2.1% -4 -2.4% 0 0.0% 0 N/A%
Drupal\Core\Render\Renderer::doRender0 N/A% -1 -0.5% -1 -0.6% 0 0.0% 0 N/A%
Child functions
drupal_merge_attached0 N/A% 83 43.5% 70 42.2% 0 0.0% 0 N/A%
Drupal\Component\Utility\NestedArray::mergeDeep0 N/A% 58 30.4% 59 35.5% -24 -100.0% 0 N/A%
Drupal\Core\Cache\Cache::mergeTags0 N/A% 53 27.7% 54 32.5% 0 0.0% 0 N/A%
Drupal\Core\Render\BubbleableMetadata::__construct0 N/A% -2 -1.0% -24 -14.5% 0 0.0% 0 N/A%