Diff Report
Run #523e49a66dc20: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #523e4c6056bfd: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Unicode::substr

Drupal\Component\Utility\Unicode::substrRun #523e49a66dc20Run #523e4c6056bfdDiffDiff%
Number of Function Calls29 29 0 0.0%
Incl. Wall Time (microsec)177 191 14 7.9%
Incl. Wall Time (microsec) per call 6 7 0 7.9%
Excl. Wall Time (microsec)137 151 14 10.2%
Incl. CPU (microsecs)208 210 2 1.0%
Incl. CPU (microsecs) per call 7 7 0 1.0%
Excl. CPU (microsec)124 121 -3 -2.4%
Incl. MemUse (bytes)5,488 5,488 0 0.0%
Incl. MemUse (bytes) per call 189 189 0 0.0%
Excl. MemUse (bytes)2,944 2,944 0 0.0%
Incl. PeakMemUse (bytes)2,984 0 -2,984 -100.0%
Incl. PeakMemUse (bytes) per call 103 0 -103 -100.0%
Excl. PeakMemUse (bytes)1,600 0 -1,600 -100.0%

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% 14 0.0% 2 0.0% 0 0.0% -2,984 -0.0%
Exclusive Metrics Diff for Current Function14 100.0% -3 -150.0% 0 N/A% -1,600 -53.6%
Parent function
drupal_substr0 N/A% 14 100.0% 2 100.0% 0 N/A% -2,984 -100.0%
Child functions
mb_substr0 N/A% 0 0.0% -1 -50.0% 0 N/A% -648 -21.7%
Drupal\Component\Utility\Unicode::getStatus0 N/A% 0 0.0% 6 300.0% 0 N/A% -736 -24.7%