Diff Report
Run #519ac1c42d00d: XHProf Run (Namespace=drupal-perf-jenlampton)
vs.
Run #519abf80bb905: XHProf Run (Namespace=drupal-perf-jenlampton)
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Regression/Improvement summary for Drupal\Component\Utility\Unicode::substr

Drupal\Component\Utility\Unicode::substrRun #519ac1c42d00dRun #519abf80bb905DiffDiff%
Number of Function Calls11 6 -5 -45.5%
Incl. Wall Time (microsec)172 132 -40 -23.3%
Incl. Wall Time (microsec) per call 16 22 6 40.7%
Excl. Wall Time (microsec)125 93 -32 -25.6%
Incl. CPU (microsecs)187 141 -46 -24.6%
Incl. CPU (microsecs) per call 17 24 7 38.2%
Excl. CPU (microsec)107 80 -27 -25.2%
Incl. MemUse (bytes)3,864 3,464 -400 -10.4%
Incl. MemUse (bytes) per call 351 577 226 64.4%
Excl. MemUse (bytes)1,896 1,656 -240 -12.7%
Incl. PeakMemUse (bytes)3,032 3,032 0 0.0%
Incl. PeakMemUse (bytes) per call 276 505 230 83.3%
Excl. PeakMemUse (bytes)1,416 1,416 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::substr-5 -33.3% -40 -0.3% -46 -0.3% -400 -0.3% 0 0.0%
Exclusive Metrics Diff for Current Function-32 -80.0% -27 -58.7% -240 -60.0% 0 N/A%
Parent function
drupal_substr-5 -100.0% -40 -100.0% -46 -100.0% -400 -100.0% 0 N/A%
Child functions
mb_substr-5 -50.0% -6 -15.0% -12 -26.1% -160 -40.0% 0 N/A%
Drupal\Component\Utility\Unicode::getStatus-5 -50.0% -2 -5.0% -7 -15.2% 0 0.0% 0 N/A%