Diff Report
Run #52ed72044139b: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52ed72fd446c1: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Unicode::substr

Drupal\Component\Utility\Unicode::substrRun #52ed72044139bRun #52ed72fd446c1DiffDiff%
Number of Function Calls65 65 0 0.0%
Incl. Wall Time (microsec)662 644 -18 -2.7%
Incl. Wall Time (microsec) per call 10 10 -0 -2.7%
Excl. Wall Time (microsec)386 382 -4 -1.0%
Incl. CPU (microsecs)719 686 -33 -4.6%
Incl. CPU (microsecs) per call 11 11 -1 -4.6%
Excl. CPU (microsec)378 365 -13 -3.4%
Incl. MemUse (bytes)8,192 8,192 0 0.0%
Incl. MemUse (bytes) per call 126 126 0 0.0%
Excl. MemUse (bytes)4,496 4,496 0 0.0%
Incl. PeakMemUse (bytes)0 0 0 N/A%
Incl. PeakMemUse (bytes) per call 0 0 0 N/A%
Excl. PeakMemUse (bytes)0 0 0 N/A%

Parent/Child Regression/Improvement report for Drupal\Component\Utility\Unicode::substr [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\Component\Utility\Unicode::substr0 N/A% -18 -1.8% -33 -1.7% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-4 -22.2% -13 -39.4% 0 N/A% 0 N/A%
Parent function
drupal_substr0 N/A% -18 -100.0% -33 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Component\Utility\Unicode::getStatus0 N/A% -8 -44.4% -14 -42.4% 0 N/A% 0 N/A%
mb_substr0 N/A% -6 -33.3% -6 -18.2% 0 N/A% 0 N/A%