Diff Report
Run #51af435181b2e: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51af3d98520b7: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Component\Utility\Unicode::substr

Drupal\Component\Utility\Unicode::substrRun #51af435181b2eRun #51af3d98520b7DiffDiff%
Number of Function Calls11 11 0 0.0%
Incl. Wall Time (microsec)113 109 -4 -3.5%
Incl. Wall Time (microsec) per call 10 10 -0 -3.5%
Excl. Wall Time (microsec)83 78 -5 -6.0%
Incl. CPU (microsecs)121 118 -3 -2.5%
Incl. CPU (microsecs) per call 11 11 -0 -2.5%
Excl. CPU (microsec)66 64 -2 -3.0%
Incl. MemUse (bytes)3,864 3,864 0 0.0%
Incl. MemUse (bytes) per call 351 351 0 0.0%
Excl. MemUse (bytes)1,896 1,896 0 0.0%
Incl. PeakMemUse (bytes)0 0 0 N/A%
Incl. PeakMemUse (bytes) per call 0 0 0 N/A%
Excl. PeakMemUse (bytes)0 0 0 N/A%

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% -4 -0.5% -3 -0.3% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-5 -125.0% -2 -66.7% 0 N/A% 0 N/A%
Parent function
drupal_substr0 N/A% -4 -100.0% -3 -100.0% 0 N/A% 0 N/A%
Child functions
mb_substr0 N/A% 2 50.0% -4 -133.3% 0 N/A% 0 N/A%
Drupal\Component\Utility\Unicode::getStatus0 N/A% -1 -25.0% 3 100.0% 0 N/A% 0 N/A%