Diff Report
Run #53920b950c201: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #53920c043e98b: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Asset\CssCollectionOptimizer::generateHash

Drupal\Core\Asset\CssCollectionOptimizer::generateHashRun #53920b950c201Run #53920c043e98bDiffDiff%
Number of Function Calls7 7 0 0.0%
Incl. Wall Time (microsec)164 168 4 2.4%
Incl. Wall Time (microsec) per call 23 24 1 2.4%
Excl. Wall Time (microsec)79 81 2 2.5%
Incl. CPU (microsecs)174 177 3 1.7%
Incl. CPU (microsecs) per call 25 25 0 1.7%
Excl. CPU (microsec)77 79 2 2.6%
Incl. MemUse (bytes)2,456 2,456 0 0.0%
Incl. MemUse (bytes) per call 351 351 0 0.0%
Excl. MemUse (bytes)-1,320 -1,320 0 0.0%
Incl. PeakMemUse (bytes)2,128 2,128 0 0.0%
Incl. PeakMemUse (bytes) per call 304 304 0 0.0%
Excl. PeakMemUse (bytes)160 160 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% 4 1.1% 3 1.6% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function2 50.0% 2 66.7% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Asset\CssCollectionOptimizer::optimize0 N/A% 4 100.0% 3 100.0% 0 N/A% 0 N/A%
Child functions
serialize0 N/A% 2 50.0% 2 66.7% 0 N/A% 0 N/A%
hash0 N/A% 0 0.0% -1 -33.3% 0 N/A% 0 N/A%