Diff Report
Run #53920b950c201: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #53920bd97d62d: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Asset\JsCollectionOptimizer::optimize

Drupal\Core\Asset\JsCollectionOptimizer::optimizeRun #53920b950c201Run #53920bd97d62dDiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)1,670 1,685 15 0.9%
Incl. Wall Time (microsec) per call 835 843 8 0.9%
Excl. Wall Time (microsec)120 128 8 6.7%
Incl. CPU (microsecs)1,471 1,512 41 2.8%
Incl. CPU (microsecs) per call 736 756 21 2.8%
Excl. CPU (microsec)109 116 7 6.4%
Incl. MemUse (bytes)9,820 9,820 0 0.0%
Incl. MemUse (bytes) per call 4,910 4,910 0 0.0%
Excl. MemUse (bytes)-50,660 -50,660 0 0.0%
Incl. PeakMemUse (bytes)25,284 25,284 0 0.0%
Incl. PeakMemUse (bytes) per call 12,642 12,642 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% 15 3.3% 41 9.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function8 53.3% 7 17.1% 0 N/A% 0 N/A%
Parent function
drupal_pre_render_scripts0 N/A% 15 100.0% 41 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\State\State::get0 N/A% -24 -160.0% -1 -2.4% 0 N/A% 0 N/A%
Drupal\Core\Asset\JsCollectionGrouper::group0 N/A% 15 100.0% 16 39.0% 0 N/A% 0 N/A%
file_exists0 N/A% 13 86.7% 14 34.1% 0 N/A% 0 N/A%
Drupal\Core\Asset\JsCollectionOptimizer::generateHash0 N/A% 3 20.0% 5 12.2% 0 N/A% 0 N/A%