Diff Report
Run #52c96bbf45f87: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52c96b69a1c07: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Component\Utility\Unicode::substr

Drupal\Component\Utility\Unicode::substrRun #52c96bbf45f87Run #52c96b69a1c07DiffDiff%
Number of Function Calls18 18 0 0.0%
Incl. Wall Time (microsec)82 86 4 4.9%
Incl. Wall Time (microsec) per call 5 5 0 4.9%
Excl. Wall Time (microsec)76 80 4 5.3%
Incl. CPU (microsecs)101 100 -1 -1.0%
Incl. CPU (microsecs) per call 6 6 -0 -1.0%
Excl. CPU (microsec)56 60 4 7.1%
Incl. MemUse (bytes)4,608 4,608 0 0.0%
Incl. MemUse (bytes) per call 256 256 0 0.0%
Excl. MemUse (bytes)2,416 2,416 0 0.0%
Incl. PeakMemUse (bytes)248 472 224 90.3%
Incl. PeakMemUse (bytes) per call 14 26 12 90.3%
Excl. PeakMemUse (bytes)248 472 224 90.3%

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% 4 0.7% -1 -0.2% 0 0.0% 224 0.4%
Exclusive Metrics Diff for Current Function4 100.0% 4 400.0% 0 N/A% 224 100.0%
Parent function
drupal_substr0 N/A% 4 100.0% -1 -100.0% 0 N/A% 224 100.0%
Child functions
mb_substr0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 0.0%
Drupal\Component\Utility\Unicode::getStatus0 N/A% 0 0.0% -5 -500.0% 0 N/A% 0 0.0%