Diff Report
Run #539201f8938f4: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #539203c57074d: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Asset\JsCollectionOptimizer::optimize

Drupal\Core\Asset\JsCollectionOptimizer::optimizeRun #539201f8938f4Run #539203c57074dDiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)1,725 1,654 -71 -4.1%
Incl. Wall Time (microsec) per call 863 827 -36 -4.1%
Excl. Wall Time (microsec)117 109 -8 -6.8%
Incl. CPU (microsecs)1,476 1,399 -77 -5.2%
Incl. CPU (microsecs) per call 738 700 -39 -5.2%
Excl. CPU (microsec)99 98 -1 -1.0%
Incl. MemUse (bytes)9,808 9,808 0 0.0%
Incl. MemUse (bytes) per call 4,904 4,904 0 0.0%
Excl. MemUse (bytes)-49,884 -49,884 0 0.0%
Incl. PeakMemUse (bytes)25,568 25,568 0 0.0%
Incl. PeakMemUse (bytes) per call 12,784 12,784 0 0.0%
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% -71 -28.7% -77 -15.7% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-8 -11.3% -1 -1.3% 0 N/A% 0 N/A%
Parent function
drupal_pre_render_scripts0 N/A% -71 -100.0% -77 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Asset\JsCollectionGrouper::group0 N/A% -23 -32.4% -23 -29.9% 0 N/A% 0 N/A%
Drupal\Core\State\State::get0 N/A% -18 -25.4% -26 -33.8% 0 N/A% 0 N/A%
file_exists0 N/A% -16 -22.5% -19 -24.7% 0 N/A% 0 N/A%
Drupal\Core\Asset\JsCollectionOptimizer::generateHash0 N/A% -6 -8.5% -8 -10.4% 0 N/A% 0 N/A%