Diff Report
Run #51ba929760d1b: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51ba93c3db76f: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Component\Utility\Unicode::substr

Drupal\Component\Utility\Unicode::substrRun #51ba929760d1bRun #51ba93c3db76fDiffDiff%
Number of Function Calls28 28 0 0.0%
Incl. Wall Time (microsec)174 171 -3 -1.7%
Incl. Wall Time (microsec) per call 6 6 -0 -1.7%
Excl. Wall Time (microsec)130 131 1 0.8%
Incl. CPU (microsecs)201 194 -7 -3.5%
Incl. CPU (microsecs) per call 7 7 -0 -3.5%
Excl. CPU (microsec)116 103 -13 -11.2%
Incl. MemUse (bytes)5,408 5,408 0 0.0%
Incl. MemUse (bytes) per call 193 193 0 0.0%
Excl. MemUse (bytes)2,896 2,896 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% -3 -0.4% -7 -0.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function1 33.3% -13 -185.7% 0 N/A% 0 N/A%
Parent function
drupal_substr0 N/A% -3 -100.0% -7 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Component\Utility\Unicode::getStatus0 N/A% -5 -166.7% 1 14.3% 0 N/A% 0 N/A%
mb_substr0 N/A% 1 33.3% 5 71.4% 0 N/A% 0 N/A%