Diff Report
Run #539205a48c548: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #539206aca7ae8: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Asset\CssCollectionGrouper::group

Drupal\Core\Asset\CssCollectionGrouper::groupRun #539205a48c548Run #539206aca7ae8DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)385 401 16 4.2%
Incl. Wall Time (microsec) per call 385 401 16 4.2%
Excl. Wall Time (microsec)341 357 16 4.7%
Incl. CPU (microsecs)387 403 16 4.1%
Incl. CPU (microsecs) per call 387 403 16 4.1%
Excl. CPU (microsec)302 326 24 7.9%
Incl. MemUse (bytes)40,476 40,476 0 0.0%
Incl. MemUse (bytes) per call 40,476 40,476 0 0.0%
Excl. MemUse (bytes)40,032 40,032 0 0.0%
Incl. PeakMemUse (bytes)9,384 6,304 -3,080 -32.8%
Incl. PeakMemUse (bytes) per call 9,384 6,304 -3,080 -32.8%
Excl. PeakMemUse (bytes)9,384 6,304 -3,080 -32.8%

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 0.3% 16 0.4% 0 0.0% -3,080 -3.2%
Exclusive Metrics Diff for Current Function16 100.0% 24 150.0% 0 N/A% -3,080 -100.0%
Parent function
Drupal\Core\Asset\CssCollectionOptimizer::optimize0 N/A% 16 100.0% 16 100.0% 0 N/A% -3,080 -100.0%
Child function
ksort0 N/A% 0 0.0% -8 -50.0% 0 N/A% 0 0.0%