Diff Report
Run #52f5c520502f0: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52f5c5484cf48: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for mb_substr

mb_substrRun #52f5c520502f0Run #52f5c5484cf48DiffDiff%
Number of Function Calls14 14 0 0.0%
Incl. Wall Time (microsec)4 6 2 50.0%
Incl. Wall Time (microsec) per call 0 0 0 50.0%
Excl. Wall Time (microsec)4 6 2 50.0%
Incl. CPU (microsecs)20 18 -2 -10.0%
Incl. CPU (microsecs) per call 1 1 -0 -10.0%
Excl. CPU (microsec)20 18 -2 -10.0%
Incl. MemUse (bytes)1,240 1,240 0 0.0%
Incl. MemUse (bytes) per call 89 89 0 0.0%
Excl. MemUse (bytes)1,240 1,240 0 0.0%
Incl. PeakMemUse (bytes)560 560 0 0.0%
Incl. PeakMemUse (bytes) per call 40 40 0 0.0%
Excl. PeakMemUse (bytes)560 560 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% 2 0.3% -2 -0.4% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function2 100.0% -2 -100.0% 0 N/A% 0 N/A%
Parent function
Drupal\Component\Utility\Unicode::substr0 N/A% 2 100.0% -2 -100.0% 0 N/A% 0 N/A%