Diff Report
Run #53923e49d2b58: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #53923d861ff11: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Asset\JsCollectionOptimizer::optimize

Drupal\Core\Asset\JsCollectionOptimizer::optimizeRun #53923e49d2b58Run #53923d861ff11DiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)1,877 1,976 99 5.3%
Incl. Wall Time (microsec) per call 939 988 50 5.3%
Excl. Wall Time (microsec)132 134 2 1.5%
Incl. CPU (microsecs)1,645 1,651 6 0.4%
Incl. CPU (microsecs) per call 823 826 3 0.4%
Excl. CPU (microsec)120 120 0 0.0%
Incl. MemUse (bytes)11,568 11,568 0 0.0%
Incl. MemUse (bytes) per call 5,784 5,784 0 0.0%
Excl. MemUse (bytes)-54,632 -54,648 -16 -0.0%
Incl. PeakMemUse (bytes)22,616 22,188 -428 -1.9%
Incl. PeakMemUse (bytes) per call 11,308 11,094 -214 -1.9%
Excl. PeakMemUse (bytes)136 136 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Asset\JsCollectionOptimizer::optimize [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\Asset\JsCollectionOptimizer::optimize0 N/A% 99 6.3% 6 0.5% 0 0.0% -428 -61.5%
Exclusive Metrics Diff for Current Function2 2.0% 0 0.0% -16 N/A% 0 0.0%
Parent function
drupal_pre_render_scripts0 N/A% 99 100.0% 6 100.0% 0 N/A% -428 -100.0%
Child functions
Drupal\Core\State\State::get0 N/A% 129 130.3% 35 583.3% 0 N/A% -76 -17.8%
Drupal\Core\Asset\JsCollectionGrouper::group0 N/A% -22 -22.2% -21 -350.0% 16 N/A% -352 -82.2%
file_exists0 N/A% -5 -5.1% -6 -100.0% 0 N/A% 0 0.0%
Drupal\Core\Asset\JsCollectionOptimizer::generateHash0 N/A% -5 -5.1% -2 -33.3% 0 N/A% 0 0.0%