Diff Report
Run #539203c57074d: 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\CssCollectionOptimizer::generateHash

Drupal\Core\Asset\CssCollectionOptimizer::generateHashRun #539203c57074dRun #539201f8938f4DiffDiff%
Number of Function Calls7 7 0 0.0%
Incl. Wall Time (microsec)159 157 -2 -1.3%
Incl. Wall Time (microsec) per call 23 22 -0 -1.3%
Excl. Wall Time (microsec)75 76 1 1.3%
Incl. CPU (microsecs)167 164 -3 -1.8%
Incl. CPU (microsecs) per call 24 23 -0 -1.8%
Excl. CPU (microsec)68 72 4 5.9%
Incl. MemUse (bytes)2,456 2,456 0 0.0%
Incl. MemUse (bytes) per call 351 351 0 0.0%
Excl. MemUse (bytes)-1,268 -1,268 0 0.0%
Incl. PeakMemUse (bytes)1,860 1,860 0 0.0%
Incl. PeakMemUse (bytes) per call 266 266 0 0.0%
Excl. PeakMemUse (bytes)88 88 0 0.0%

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% -2 -0.8% -3 -0.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function1 50.0% 4 133.3% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Asset\CssCollectionOptimizer::optimize0 N/A% -2 -100.0% -3 -100.0% 0 N/A% 0 N/A%
Child functions
serialize0 N/A% -2 -100.0% -4 -133.3% 0 N/A% 0 N/A%
hash0 N/A% -1 -50.0% -3 -100.0% 0 N/A% 0 N/A%