Diff Report
Run #5422297e7f32f: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #542229efabc5e: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for mb_substr

mb_substrRun #5422297e7f32fRun #542229efabc5eDiffDiff%
Number of Function Calls7 7 0 0.0%
Incl. Wall Time (microsec)12 11 -1 -8.3%
Incl. Wall Time (microsec) per call 2 2 -0 -8.3%
Excl. Wall Time (microsec)12 11 -1 -8.3%
Incl. CPU (microsecs)16 19 3 18.8%
Incl. CPU (microsecs) per call 2 3 0 18.8%
Excl. CPU (microsec)16 19 3 18.8%
Incl. MemUse (bytes)1,024 1,024 0 0.0%
Incl. MemUse (bytes) per call 146 146 0 0.0%
Excl. MemUse (bytes)1,024 1,024 0 0.0%
Incl. PeakMemUse (bytes)744 744 0 0.0%
Incl. PeakMemUse (bytes) per call 106 106 0 0.0%
Excl. PeakMemUse (bytes)744 744 0 0.0%

Parent/Child Regression/Improvement report for mb_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
mb_substr0 N/A% -1 -0.2% 3 0.8% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-1 -100.0% 3 100.0% 0 N/A% 0 N/A%
Parent function
Drupal\Component\Utility\Unicode::substr0 N/A% -1 -100.0% 3 100.0% 0 N/A% 0 N/A%