Diff Report
Run #51ec623000e0c: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec6582d0962: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Component\Utility\Unicode::substr

Drupal\Component\Utility\Unicode::substrRun #51ec623000e0cRun #51ec6582d0962DiffDiff%
Number of Function Calls36 36 0 0.0%
Incl. Wall Time (microsec)333 339 6 1.8%
Incl. Wall Time (microsec) per call 9 9 0 1.8%
Excl. Wall Time (microsec)173 175 2 1.2%
Incl. CPU (microsecs)369 368 -1 -0.3%
Incl. CPU (microsecs) per call 10 10 -0 -0.3%
Excl. CPU (microsec)157 151 -6 -3.8%
Incl. MemUse (bytes)21,112 21,112 0 0.0%
Incl. MemUse (bytes) per call 586 586 0 0.0%
Excl. MemUse (bytes)2,952 2,952 0 0.0%
Incl. PeakMemUse (bytes)16,560 16,560 0 0.0%
Incl. PeakMemUse (bytes) per call 460 460 0 0.0%
Excl. PeakMemUse (bytes)1,104 1,104 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% 6 0.2% -1 -0.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function2 33.3% -6 -600.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Utility\Unicode::truncate0 N/A% 7 116.7% 5 500.0% 0 N/A% 0 N/A%
drupal_substr0 N/A% -1 -16.7% -6 -600.0% 0 N/A% 0 N/A%
Child functions
mb_substr0 N/A% 4 66.7% 9 900.0% 0 N/A% 0 N/A%
Drupal\Component\Utility\Unicode::getStatus0 N/A% 0 0.0% -4 -400.0% 0 N/A% 0 N/A%