Diff Report
Run #523bd0c5929e9: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #523bd15c0308e: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Unicode::substr

Drupal\Component\Utility\Unicode::substrRun #523bd0c5929e9Run #523bd15c0308eDiffDiff%
Number of Function Calls22 22 0 0.0%
Incl. Wall Time (microsec)224 218 -6 -2.7%
Incl. Wall Time (microsec) per call 10 10 -0 -2.7%
Excl. Wall Time (microsec)133 126 -7 -5.3%
Incl. CPU (microsecs)247 236 -11 -4.5%
Incl. CPU (microsecs) per call 11 11 -1 -4.5%
Excl. CPU (microsec)132 122 -10 -7.6%
Incl. MemUse (bytes)4,928 4,928 0 0.0%
Incl. MemUse (bytes) per call 224 224 0 0.0%
Excl. MemUse (bytes)2,608 2,608 0 0.0%
Incl. PeakMemUse (bytes)2,984 2,984 0 0.0%
Incl. PeakMemUse (bytes) per call 136 136 0 0.0%
Excl. PeakMemUse (bytes)1,600 1,600 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% -6 -0.3% -11 -0.4% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-7 -116.7% -10 -90.9% 0 N/A% 0 N/A%
Parent function
drupal_substr0 N/A% -6 -100.0% -11 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Component\Utility\Unicode::getStatus0 N/A% 1 16.7% -2 -18.2% 0 N/A% 0 N/A%
mb_substr0 N/A% 0 0.0% 1 9.1% 0 N/A% 0 N/A%