Diff Report
Run #5392041970f3f: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #539201f8938f4: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Asset\CssCollectionGrouper::group

Drupal\Core\Asset\CssCollectionGrouper::groupRun #5392041970f3fRun #539201f8938f4DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)331 315 -16 -4.8%
Incl. Wall Time (microsec) per call 331 315 -16 -4.8%
Excl. Wall Time (microsec)289 281 -8 -2.8%
Incl. CPU (microsecs)332 317 -15 -4.5%
Incl. CPU (microsecs) per call 332 317 -15 -4.5%
Excl. CPU (microsec)267 258 -9 -3.4%
Incl. MemUse (bytes)33,292 33,292 0 0.0%
Incl. MemUse (bytes) per call 33,292 33,292 0 0.0%
Excl. MemUse (bytes)32,848 32,848 0 0.0%
Incl. PeakMemUse (bytes)8,984 8,984 0 0.0%
Incl. PeakMemUse (bytes) per call 8,984 8,984 0 0.0%
Excl. PeakMemUse (bytes)8,640 8,640 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Asset\CssCollectionGrouper::group [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\CssCollectionGrouper::group0 N/A% -16 -1.1% -15 -0.6% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-8 -50.0% -9 -60.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Asset\CssCollectionOptimizer::optimize0 N/A% -16 -100.0% -15 -100.0% 0 N/A% 0 N/A%
Child function
ksort0 N/A% -8 -50.0% -6 -40.0% 0 N/A% 0 N/A%