Diff Report
Run #51ec623000e0c: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec66a5a877d: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for mb_substr

mb_substrRun #51ec623000e0cRun #51ec66a5a877dDiffDiff%
Number of Function Calls36 36 0 0.0%
Incl. Wall Time (microsec)146 120 -26 -17.8%
Incl. Wall Time (microsec) per call 4 3 -1 -17.8%
Excl. Wall Time (microsec)146 120 -26 -17.8%
Incl. CPU (microsecs)164 143 -21 -12.8%
Incl. CPU (microsecs) per call 5 4 -1 -12.8%
Excl. CPU (microsec)164 143 -21 -12.8%
Incl. MemUse (bytes)17,304 17,304 0 0.0%
Incl. MemUse (bytes) per call 481 481 0 0.0%
Excl. MemUse (bytes)17,304 17,304 0 0.0%
Incl. PeakMemUse (bytes)15,456 15,456 0 0.0%
Incl. PeakMemUse (bytes) per call 429 429 0 0.0%
Excl. PeakMemUse (bytes)15,456 15,456 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% -26 -1.1% -21 -0.6% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-26 -100.0% -21 -100.0% 0 N/A% 0 N/A%
Parent function
Drupal\Component\Utility\Unicode::substr0 N/A% -26 -100.0% -21 -100.0% 0 N/A% 0 N/A%