Diff Report
Run #51f5bb078e5a7: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51f5bb45dd257: 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 #51f5bb45dd257DiffDiff%
Number of Function Calls15 15 0 0.0%
Incl. Wall Time (microsec)103 100 -3 -2.9%
Incl. Wall Time (microsec) per call 7 7 -0 -2.9%
Excl. Wall Time (microsec)79 77 -2 -2.5%
Incl. CPU (microsecs)116 117 1 0.9%
Incl. CPU (microsecs) per call 8 8 0 0.9%
Excl. CPU (microsec)64 65 1 1.6%
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% -3 -0.4% 1 0.9% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-2 -66.7% 1 100.0% 0 N/A% 0 N/A%
Parent function
drupal_substr0 N/A% -3 -100.0% 1 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Component\Utility\Unicode::getStatus0 N/A% -1 -33.3% -1 -100.0% 0 N/A% 0 N/A%
mb_substr0 N/A% 0 0.0% 1 100.0% 0 N/A% 0 N/A%