Diff Report
Run #51ca5a4995c23: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51ca5b0eb2b08: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Unicode::substr

Drupal\Component\Utility\Unicode::substrRun #51ca5a4995c23Run #51ca5b0eb2b08DiffDiff%
Number of Function Calls40 40 0 0.0%
Incl. Wall Time (microsec)389 387 -2 -0.5%
Incl. Wall Time (microsec) per call 10 10 -0 -0.5%
Excl. Wall Time (microsec)238 252 14 5.9%
Incl. CPU (microsecs)413 406 -7 -1.7%
Incl. CPU (microsecs) per call 10 10 -0 -1.7%
Excl. CPU (microsec)218 212 -6 -2.8%
Incl. MemUse (bytes)6,368 6,368 0 0.0%
Incl. MemUse (bytes) per call 159 159 0 0.0%
Excl. MemUse (bytes)3,472 3,472 0 0.0%
Incl. PeakMemUse (bytes)152 152 0 0.0%
Incl. PeakMemUse (bytes) per call 4 4 0 0.0%
Excl. PeakMemUse (bytes)152 152 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% -2 -0.1% -7 -0.3% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function14 700.0% -6 -85.7% 0 N/A% 0 N/A%
Parent function
drupal_substr0 N/A% -2 -100.0% -7 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Component\Utility\Unicode::getStatus0 N/A% -10 -500.0% 1 14.3% 0 N/A% 0 N/A%
mb_substr0 N/A% -6 -300.0% -2 -28.6% 0 N/A% 0 N/A%