Diff Report
Run #51b033ccbc666: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51b032b631491: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Unicode::substr

Drupal\Component\Utility\Unicode::substrRun #51b033ccbc666Run #51b032b631491DiffDiff%
Number of Function Calls64 64 0 0.0%
Incl. Wall Time (microsec)356 338 -18 -5.1%
Incl. Wall Time (microsec) per call 6 5 -0 -5.1%
Excl. Wall Time (microsec)273 256 -17 -6.2%
Incl. CPU (microsecs)404 394 -10 -2.5%
Incl. CPU (microsecs) per call 6 6 -0 -2.5%
Excl. CPU (microsec)223 227 4 1.8%
Incl. MemUse (bytes)8,288 8,288 0 0.0%
Incl. MemUse (bytes) per call 130 130 0 0.0%
Excl. MemUse (bytes)4,624 4,624 0 0.0%
Incl. PeakMemUse (bytes)32 32 0 0.0%
Incl. PeakMemUse (bytes) per call 1 1 0 0.0%
Excl. PeakMemUse (bytes)32 32 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% -18 -0.1% -10 -0.0% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-17 -94.4% 4 40.0% 0 N/A% 0 N/A%
Parent function
drupal_substr0 N/A% -18 -100.0% -10 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Component\Utility\Unicode::getStatus0 N/A% -1 -5.6% -11 -110.0% 0 N/A% 0 N/A%
mb_substr0 N/A% 0 0.0% -3 -30.0% 0 N/A% 0 N/A%