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Run #556d13edd0b22: XHProf Run (Namespace=drupal-perf-drupalcon)
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Parent/Child report for Drupal\Core\Render\BubbleableMetadata::merge [View Callgraph ]


Function NameCallsCalls%Incl. Wall Time
(microsec)		IWall%Incl.
MemUse
(bytes)		IMemUse%Incl.
PeakMemUse
(bytes)		IPeakMemUse%
Current Function
Drupal\Core\Render\BubbleableMetadata::merge2,456 20.0% 159,088 7.9% 2,836,144 4.8% 10,112 0.0%
Exclusive Metrics for Current Function18,128 11.4% 4,768 0.2% 496 4.9%
Parent functions
Drupal\Core\Render\Renderer::updateStack1,153 46.9% 74,345 46.7% 1,116,112 39.4% 6,904 68.3%
Drupal\Core\Render\Renderer::bubbleStack1,149 46.8% 73,504 46.2% 1,579,608 55.7% 336 3.3%
Drupal\filter\Element\ProcessedText::preRenderText150 6.1% 10,642 6.7% 112,312 4.0% 0 0.0%
Drupal\Core\Render\Renderer::mergeBubbleableMetadata2 0.1% 343 0.2% 14,376 0.5% 2,872 28.4%
Drupal\Core\Render\Renderer::doRender2 0.1% 254 0.2% 13,736 0.5% 0 0.0%
Child functions
Drupal\Core\Cache\CacheableMetadata::merge2,456 25.0% 112,875 71.0% 1,969,048 69.4% 7,416 73.3%
Drupal\Component\Utility\NestedArray::mergeDeep2,456 25.0% 12,863 8.1% 519,008 18.3% 2,200 21.8%
Drupal::service2,456 25.0% 10,766 6.8% 656 0.0% 0 0.0%
Drupal\Core\Render\Renderer::mergeAttachments2,456 25.0% 4,456 2.8% 342,664 12.1% 0 0.0%