Diff Report
Run #51f5bb078e5a7: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51f5bbaa8fc1d: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Component\Utility\Unicode::substr

Drupal\Component\Utility\Unicode::substrRun #51f5bb078e5a7Run #51f5bbaa8fc1dDiffDiff%
Number of Function Calls15 15 0 0.0%
Incl. Wall Time (microsec)103 98 -5 -4.9%
Incl. Wall Time (microsec) per call 7 7 -0 -4.9%
Excl. Wall Time (microsec)79 75 -4 -5.1%
Incl. CPU (microsecs)116 118 2 1.7%
Incl. CPU (microsecs) per call 8 8 0 1.7%
Excl. CPU (microsec)64 69 5 7.8%
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)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% -5 -0.1% 2 0.0% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-4 -80.0% 5 250.0% 0 N/A% 0 N/A%
Parent function
drupal_substr0 N/A% -5 -100.0% 2 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Component\Utility\Unicode::getStatus0 N/A% -1 -20.0% -4 -200.0% 0 N/A% 0 N/A%
mb_substr0 N/A% 0 0.0% 1 50.0% 0 N/A% 0 N/A%