Diff Report
Run #539206513e72e: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #539205a48c548: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Asset\JsCollectionOptimizer::optimize

Drupal\Core\Asset\JsCollectionOptimizer::optimizeRun #539206513e72eRun #539205a48c548DiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)1,790 1,615 -175 -9.8%
Incl. Wall Time (microsec) per call 895 808 -88 -9.8%
Excl. Wall Time (microsec)122 117 -5 -4.1%
Incl. CPU (microsecs)1,498 1,412 -86 -5.7%
Incl. CPU (microsecs) per call 749 706 -43 -5.7%
Excl. CPU (microsec)113 108 -5 -4.4%
Incl. MemUse (bytes)10,512 10,512 0 0.0%
Incl. MemUse (bytes) per call 5,256 5,256 0 0.0%
Excl. MemUse (bytes)-49,888 -49,888 0 0.0%
Incl. PeakMemUse (bytes)32,616 32,616 0 0.0%
Incl. PeakMemUse (bytes) per call 16,308 16,308 0 0.0%
Excl. PeakMemUse (bytes)0 0 0 N/A%

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% -175 -19.2% -86 -24.7% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-5 -2.9% -5 -5.8% 0 N/A% 0 N/A%
Parent function
drupal_pre_render_scripts0 N/A% -175 -100.0% -86 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\State\State::get0 N/A% -97 -55.4% -8 -9.3% 0 N/A% 0 N/A%
Drupal\Core\Asset\JsCollectionGrouper::group0 N/A% -47 -26.9% -45 -52.3% 0 N/A% 0 N/A%
file_exists0 N/A% -20 -11.4% -22 -25.6% 0 N/A% 0 N/A%
Drupal\Core\Asset\JsCollectionOptimizer::generateHash0 N/A% -6 -3.4% -6 -7.0% 0 N/A% 0 N/A%