Diff Report
Run #52c641a950046: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52c642960e9a6: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Component\Utility\Unicode::substr

Drupal\Component\Utility\Unicode::substrRun #52c641a950046Run #52c642960e9a6DiffDiff%
Number of Function Calls15 15 0 0.0%
Incl. Wall Time (microsec)78 78 0 0.0%
Incl. Wall Time (microsec) per call 5 5 0 0.0%
Excl. Wall Time (microsec)65 68 3 4.6%
Incl. CPU (microsecs)91 89 -2 -2.2%
Incl. CPU (microsecs) per call 6 6 -0 -2.2%
Excl. CPU (microsec)58 47 -11 -19.0%
Incl. MemUse (bytes)4,400 4,400 0 0.0%
Incl. MemUse (bytes) per call 293 293 0 0.0%
Excl. MemUse (bytes)2,272 2,272 0 0.0%
Incl. PeakMemUse (bytes)3,280 3,136 -144 -4.4%
Incl. PeakMemUse (bytes) per call 219 209 -10 -4.4%
Excl. PeakMemUse (bytes)1,632 1,632 0 0.0%

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% 0 0.0% -2 -0.1% 0 0.0% -144 -0.4%
Exclusive Metrics Diff for Current Function3 N/A% -11 -550.0% 0 N/A% 0 0.0%
Parent function
drupal_substr0 N/A% 0 N/A% -2 -100.0% 0 N/A% -144 -100.0%
Child functions
mb_substr0 N/A% -2 N/A% 4 200.0% 0 N/A% -144 -100.0%
Drupal\Component\Utility\Unicode::getStatus0 N/A% -1 N/A% 5 250.0% 0 N/A% 0 0.0%