Diff Report
Run #52e49acfb0eb8: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52e49b394aea8: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for mb_substr

mb_substrRun #52e49acfb0eb8Run #52e49b394aea8DiffDiff%
Number of Function Calls20 20 0 0.0%
Incl. Wall Time (microsec)14 7 -7 -50.0%
Incl. Wall Time (microsec) per call 1 0 -0 -50.0%
Excl. Wall Time (microsec)14 7 -7 -50.0%
Incl. CPU (microsecs)27 28 1 3.7%
Incl. CPU (microsecs) per call 1 1 0 3.7%
Excl. CPU (microsec)27 28 1 3.7%
Incl. MemUse (bytes)1,432 1,432 0 0.0%
Incl. MemUse (bytes) per call 72 72 0 0.0%
Excl. MemUse (bytes)1,432 1,432 0 0.0%
Incl. PeakMemUse (bytes)648 280 -368 -56.8%
Incl. PeakMemUse (bytes) per call 32 14 -18 -56.8%
Excl. PeakMemUse (bytes)648 280 -368 -56.8%

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% -7 -0.6% 1 0.1% 0 0.0% -368 -1.4%
Exclusive Metrics Diff for Current Function-7 -100.0% 1 100.0% 0 N/A% -368 -100.0%
Parent function
Drupal\Component\Utility\Unicode::substr0 N/A% -7 -100.0% 1 100.0% 0 N/A% -368 -100.0%