Diff Report
Run #539fd0a78f1b7: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #539fd2b68bc13: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Asset\CssCollectionOptimizer::generateHash

Drupal\Core\Asset\CssCollectionOptimizer::generateHashRun #539fd0a78f1b7Run #539fd2b68bc13DiffDiff%
Number of Function Calls4 4 0 0.0%
Incl. Wall Time (microsec)56 76 20 35.7%
Incl. Wall Time (microsec) per call 14 19 5 35.7%
Excl. Wall Time (microsec)31 41 10 32.3%
Incl. CPU (microsecs)58 82 24 41.4%
Incl. CPU (microsecs) per call 15 21 6 41.4%
Excl. CPU (microsec)24 35 11 45.8%
Incl. MemUse (bytes)3,576 3,584 8 0.2%
Incl. MemUse (bytes) per call 894 896 2 0.2%
Excl. MemUse (bytes)920 920 0 0.0%
Incl. PeakMemUse (bytes)288 448 160 55.6%
Incl. PeakMemUse (bytes) per call 72 112 40 55.6%
Excl. PeakMemUse (bytes)0 160 160 N/A%

Parent/Child Regression/Improvement report for Drupal\Core\Asset\CssCollectionOptimizer::generateHash [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\CssCollectionOptimizer::generateHash0 N/A% 20 0.0% 24 0.1% 8 0.0% 160 0.0%
Exclusive Metrics Diff for Current Function10 50.0% 11 45.8% 0 0.0% 160 100.0%
Parent function
Drupal\Core\Asset\CssCollectionOptimizer::optimize0 N/A% 20 100.0% 24 100.0% 8 100.0% 160 100.0%
Child functions
hash0 N/A% 5 25.0% 6 25.0% 8 100.0% 0 0.0%
serialize0 N/A% 5 25.0% 7 29.2% 0 0.0% 0 0.0%