Diff Report
Run #52353e715a325: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52353d82849e7: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Unicode::substr

Drupal\Component\Utility\Unicode::substrRun #52353e715a325Run #52353d82849e7DiffDiff%
Number of Function Calls88 88 0 0.0%
Incl. Wall Time (microsec)1,096 911 -185 -16.9%
Incl. Wall Time (microsec) per call 12 10 -2 -16.9%
Excl. Wall Time (microsec)659 526 -133 -20.2%
Incl. CPU (microsecs)1,142 994 -148 -13.0%
Incl. CPU (microsecs) per call 13 11 -2 -13.0%
Excl. CPU (microsec)610 519 -91 -14.9%
Incl. MemUse (bytes)10,240 10,240 0 0.0%
Incl. MemUse (bytes) per call 116 116 0 0.0%
Excl. MemUse (bytes)5,776 5,776 0 0.0%
Incl. PeakMemUse (bytes)3,072 3,072 0 0.0%
Incl. PeakMemUse (bytes) per call 35 35 0 0.0%
Excl. PeakMemUse (bytes)1,424 1,424 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% -185 -2.8% -148 -2.5% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-133 -71.9% -91 -61.5% 0 N/A% 0 N/A%
Parent function
drupal_substr0 N/A% -185 -100.0% -148 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Component\Utility\Unicode::getStatus0 N/A% -27 -14.6% -31 -20.9% 0 N/A% 0 N/A%
mb_substr0 N/A% -25 -13.5% -26 -17.6% 0 N/A% 0 N/A%