Diff Report
Run #5208407650493: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #520840a963a54: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Component\Utility\Unicode::substr

Drupal\Component\Utility\Unicode::substrRun #5208407650493Run #520840a963a54DiffDiff%
Number of Function Calls25 25 0 0.0%
Incl. Wall Time (microsec)151 146 -5 -3.3%
Incl. Wall Time (microsec) per call 6 6 -0 -3.3%
Excl. Wall Time (microsec)115 115 0 0.0%
Incl. CPU (microsecs)169 164 -5 -3.0%
Incl. CPU (microsecs) per call 7 7 -0 -3.0%
Excl. CPU (microsec)93 96 3 3.2%
Incl. MemUse (bytes)5,168 5,168 0 0.0%
Incl. MemUse (bytes) per call 207 207 0 0.0%
Excl. MemUse (bytes)2,752 2,752 0 0.0%
Incl. PeakMemUse (bytes)280 280 0 0.0%
Incl. PeakMemUse (bytes) per call 11 11 0 0.0%
Excl. PeakMemUse (bytes)280 280 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% -5 -4.6% -5 -2.8% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function0 0.0% 3 60.0% 0 N/A% 0 N/A%
Parent function
drupal_substr0 N/A% -5 -100.0% -5 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Component\Utility\Unicode::getStatus0 N/A% -4 -80.0% -9 -180.0% 0 N/A% 0 N/A%
mb_substr0 N/A% -1 -20.0% 1 20.0% 0 N/A% 0 N/A%