Diff Report
Run #519ec8682c2dc: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #519ec94fa4daa: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Unicode::substr

Drupal\Component\Utility\Unicode::substrRun #519ec8682c2dcRun #519ec94fa4daaDiffDiff%
Number of Function Calls12 12 0 0.0%
Incl. Wall Time (microsec)80 76 -4 -5.0%
Incl. Wall Time (microsec) per call 7 6 -0 -5.0%
Excl. Wall Time (microsec)62 55 -7 -11.3%
Incl. CPU (microsecs)93 87 -6 -6.5%
Incl. CPU (microsecs) per call 8 7 -1 -6.5%
Excl. CPU (microsec)45 50 5 11.1%
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)152 136 -16 -10.5%
Incl. PeakMemUse (bytes) per call 13 11 -1 -10.5%
Excl. PeakMemUse (bytes)152 136 -16 -10.5%

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% -4 -0.0% -6 -0.0% 0 0.0% -16 -0.0%
Exclusive Metrics Diff for Current Function-7 -175.0% 5 83.3% 0 N/A% -16 -100.0%
Parent function
drupal_substr0 N/A% -4 -100.0% -6 -100.0% 0 N/A% -16 -100.0%
Child functions
Drupal\Component\Utility\Unicode::getStatus0 N/A% 3 75.0% -10 -166.7% 0 N/A% 0 0.0%
mb_substr0 N/A% 0 0.0% -1 -16.7% 0 N/A% 0 0.0%