Diff Report
Run #539206aca7ae8: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #539205a48c548: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Asset\CssCollectionOptimizer::generateHash

Drupal\Core\Asset\CssCollectionOptimizer::generateHashRun #539206aca7ae8Run #539205a48c548DiffDiff%
Number of Function Calls5 5 0 0.0%
Incl. Wall Time (microsec)153 169 16 10.5%
Incl. Wall Time (microsec) per call 31 34 3 10.5%
Excl. Wall Time (microsec)66 65 -1 -1.5%
Incl. CPU (microsecs)161 172 11 6.8%
Incl. CPU (microsecs) per call 32 34 2 6.8%
Excl. CPU (microsec)62 59 -3 -4.8%
Incl. MemUse (bytes)2,256 2,256 0 0.0%
Incl. MemUse (bytes) per call 451 451 0 0.0%
Excl. MemUse (bytes)-1,720 -1,720 0 0.0%
Incl. PeakMemUse (bytes)3,408 3,352 -56 -1.6%
Incl. PeakMemUse (bytes) per call 682 670 -11 -1.6%
Excl. PeakMemUse (bytes)120 120 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% 16 0.3% 11 0.3% 0 0.0% -56 -0.1%
Exclusive Metrics Diff for Current Function-1 -6.2% -3 -27.3% 0 N/A% 0 0.0%
Parent function
Drupal\Core\Asset\CssCollectionOptimizer::optimize0 N/A% 16 100.0% 11 100.0% 0 N/A% -56 -100.0%
Child functions
hash0 N/A% 9 56.2% 5 45.5% 0 N/A% 0 0.0%
serialize0 N/A% 8 50.0% 9 81.8% 0 N/A% -56 -100.0%