Diff Report
Run #531ccb2cb8e3d: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #531ccbd4518b6: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Component\Utility\Unicode::substr

Drupal\Component\Utility\Unicode::substrRun #531ccb2cb8e3dRun #531ccbd4518b6DiffDiff%
Number of Function Calls62 62 0 0.0%
Incl. Wall Time (microsec)263 261 -2 -0.8%
Incl. Wall Time (microsec) per call 4 4 -0 -0.8%
Excl. Wall Time (microsec)254 252 -2 -0.8%
Incl. CPU (microsecs)304 308 4 1.3%
Incl. CPU (microsecs) per call 5 5 0 1.3%
Excl. CPU (microsec)180 178 -2 -1.1%
Incl. MemUse (bytes)8,128 8,128 0 0.0%
Incl. MemUse (bytes) per call 131 131 0 0.0%
Excl. MemUse (bytes)4,528 4,528 0 0.0%
Incl. PeakMemUse (bytes)2,192 2,192 0 0.0%
Incl. PeakMemUse (bytes) per call 35 35 0 0.0%
Excl. PeakMemUse (bytes)1,336 1,336 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Component\Utility\Unicode::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
Drupal\Component\Utility\Unicode::substr0 N/A% -2 -2.0% 4 1.5% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-2 -100.0% -2 -50.0% 0 N/A% 0 N/A%
Parent function
drupal_substr0 N/A% -2 -100.0% 4 100.0% 0 N/A% 0 N/A%
Child functions
mb_substr0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Component\Utility\Unicode::getStatus0 N/A% 0 0.0% 6 150.0% 0 N/A% 0 N/A%