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

Drupal\Core\Asset\JsCollectionOptimizer::optimizeRun #539205a48c548Run #539206513e72eDiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)1,615 1,790 175 10.8%
Incl. Wall Time (microsec) per call 808 895 88 10.8%
Excl. Wall Time (microsec)117 122 5 4.3%
Incl. CPU (microsecs)1,412 1,498 86 6.1%
Incl. CPU (microsecs) per call 706 749 43 6.1%
Excl. CPU (microsec)108 113 5 4.6%
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 Function5 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%