Diff Report
Run #52e97b490de91: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52e97c22a1cdf: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Unicode::substr

Drupal\Component\Utility\Unicode::substrRun #52e97b490de91Run #52e97c22a1cdfDiffDiff%
Number of Function Calls86 86 0 0.0%
Incl. Wall Time (microsec)862 830 -32 -3.7%
Incl. Wall Time (microsec) per call 10 10 -0 -3.7%
Excl. Wall Time (microsec)508 481 -27 -5.3%
Incl. CPU (microsecs)929 902 -27 -2.9%
Incl. CPU (microsecs) per call 11 10 -0 -2.9%
Excl. CPU (microsec)486 462 -24 -4.9%
Incl. MemUse (bytes)9,872 9,872 0 0.0%
Incl. MemUse (bytes) per call 115 115 0 0.0%
Excl. MemUse (bytes)5,504 5,504 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% -32 -4.7% -27 -2.5% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-27 -84.4% -24 -88.9% 0 N/A% 0 N/A%
Parent function
drupal_substr0 N/A% -32 -100.0% -27 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Component\Utility\Unicode::getStatus0 N/A% -6 -18.8% -16 -59.3% 0 N/A% 0 N/A%
mb_substr0 N/A% 1 3.1% 13 48.1% 0 N/A% 0 N/A%