Diff Report
Run #539201f8938f4: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #5392041970f3f: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for mb_substr

mb_substrRun #539201f8938f4Run #5392041970f3fDiffDiff%
Number of Function Calls3 4 1 33.3%
Incl. Wall Time (microsec)6 8 2 33.3%
Incl. Wall Time (microsec) per call 2 2 0 0.0%
Excl. Wall Time (microsec)6 8 2 33.3%
Incl. CPU (microsecs)13 10 -3 -23.1%
Incl. CPU (microsecs) per call 4 3 -2 -42.3%
Excl. CPU (microsec)13 10 -3 -23.1%
Incl. MemUse (bytes)504 524 20 4.0%
Incl. MemUse (bytes) per call 168 131 -37 -22.0%
Excl. MemUse (bytes)504 524 20 4.0%
Incl. PeakMemUse (bytes)404 404 0 0.0%
Incl. PeakMemUse (bytes) per call 135 101 -34 -25.0%
Excl. PeakMemUse (bytes)404 404 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_substr1 100.0% 2 0.1% -3 -0.1% 20 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function2 100.0% -3 -100.0% 20 100.0% 0 N/A%
Parent function
Drupal\Component\Utility\Unicode::substr1 100.0% 2 100.0% -3 -100.0% 20 100.0% 0 N/A%