Diff Report
Run #51a944519b58c: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51a9457328375: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Component\Utility\Unicode::substr

Drupal\Component\Utility\Unicode::substrRun #51a944519b58cRun #51a9457328375DiffDiff%
Number of Function Calls12 12 0 0.0%
Incl. Wall Time (microsec)78 93 15 19.2%
Incl. Wall Time (microsec) per call 7 8 1 19.2%
Excl. Wall Time (microsec)59 62 3 5.1%
Incl. CPU (microsecs)88 104 16 18.2%
Incl. CPU (microsecs) per call 7 9 1 18.2%
Excl. CPU (microsec)45 56 11 24.4%
Incl. MemUse (bytes)4,128 4,128 0 0.0%
Incl. MemUse (bytes) per call 344 344 0 0.0%
Excl. MemUse (bytes)2,128 2,128 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% 15 1.7% 16 1.8% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function3 20.0% 11 68.8% 0 N/A% 0 N/A%
Parent function
drupal_substr0 N/A% 15 100.0% 16 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Component\Utility\Unicode::getStatus0 N/A% 11 73.3% 4 25.0% 0 N/A% 0 N/A%
mb_substr0 N/A% 1 6.7% 1 6.2% 0 N/A% 0 N/A%