Diff Report
Run #51b89dd280f98: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51b89ec98250c: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Unicode::substr

Drupal\Component\Utility\Unicode::substrRun #51b89dd280f98Run #51b89ec98250cDiffDiff%
Number of Function Calls68 68 0 0.0%
Incl. Wall Time (microsec)646 687 41 6.3%
Incl. Wall Time (microsec) per call 10 10 1 6.3%
Excl. Wall Time (microsec)370 400 30 8.1%
Incl. CPU (microsecs)708 745 37 5.2%
Incl. CPU (microsecs) per call 10 11 1 5.2%
Excl. CPU (microsec)353 395 42 11.9%
Incl. MemUse (bytes)8,608 8,608 0 0.0%
Incl. MemUse (bytes) per call 127 127 0 0.0%
Excl. MemUse (bytes)4,816 4,816 0 0.0%
Incl. PeakMemUse (bytes)80 80 0 0.0%
Incl. PeakMemUse (bytes) per call 1 1 0 0.0%
Excl. PeakMemUse (bytes)80 80 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% 41 0.3% 37 0.3% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function30 73.2% 42 113.5% 0 N/A% 0 N/A%
Parent function
drupal_substr0 N/A% 41 100.0% 37 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Component\Utility\Unicode::getStatus0 N/A% 6 14.6% -2 -5.4% 0 N/A% 0 N/A%
mb_substr0 N/A% 5 12.2% -3 -8.1% 0 N/A% 0 N/A%