Diff Report
Run #556d13edd0b22: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #556d0efcc18be: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Cache\Cache::mergeContexts

Drupal\Core\Cache\Cache::mergeContextsRun #556d13edd0b22Run #556d0efcc18beDiffDiff%
Number of Function Calls3,033 3,033 0 0.0%
Incl. Wall Time (microsec)54,636 55,056 420 0.8%
Incl. Wall Time (microsec) per call 18 18 0 0.8%
Excl. Wall Time (microsec)33,994 34,018 24 0.1%
Incl. MemUse (bytes)646,728 646,728 0 0.0%
Incl. MemUse (bytes) per call 213 213 0 0.0%
Excl. MemUse (bytes)-4,814,992 -4,815,040 -48 -0.0%
Incl. PeakMemUse (bytes)22,960 23,560 600 2.6%
Incl. PeakMemUse (bytes) per call 8 8 0 2.6%
Excl. PeakMemUse (bytes)4,936 5,168 232 4.7%

Parent/Child Regression/Improvement report for Drupal\Core\Cache\Cache::mergeContexts [View Callgraph Diff]


Function NameCalls DiffCalls
Diff%		Incl. Wall
Diff
(microsec)		IWall
Diff%		Incl.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
Drupal\Core\Cache\Cache::mergeContexts0 N/A% 420 1.3% 0 0.0% 600 147.1%
Exclusive Metrics Diff for Current Function24 5.7% -48 N/A% 232 38.7%
Parent functions
Drupal\Core\Cache\CacheableMetadata::merge0 N/A% 166 39.5% 0 N/A% 600 100.0%
Drupal\Core\Render\RenderCache::set0 N/A% 126 30.0% 0 N/A% 0 0.0%
Drupal\Core\Render\Renderer::doRender@40 N/A% 79 18.8% 0 N/A% 0 0.0%
Drupal\Core\Render\Renderer::doRender@50 N/A% 54 12.9% 0 N/A% 0 0.0%
Drupal\Core\Render\Renderer::doRender@20 N/A% -6 -1.4% 0 N/A% 0 0.0%
Drupal\Core\Render\Renderer::doRender0 N/A% 1 0.2% 0 N/A% 0 0.0%
Child functions
Drupal::service0 N/A% 395 94.0% 0 N/A% 0 0.0%
Drupal\Core\Cache\CacheContextsManager::validateTokens0 N/A% -110 -26.2% 0 N/A% 0 0.0%
array_merge0 N/A% 102 24.3% 16 N/A% 176 29.3%
array_unique0 N/A% 40 9.5% 0 N/A% 0 0.0%
func_get_args0 N/A% -17 -4.0% 32 N/A% 192 32.0%
sort0 N/A% -14 -3.3% 0 N/A% 0 0.0%