Diff Report
Run #52e49caf3c7f2: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52e49d73f02cb: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Unicode::substr

Drupal\Component\Utility\Unicode::substrRun #52e49caf3c7f2Run #52e49d73f02cbDiffDiff%
Number of Function Calls26 26 0 0.0%
Incl. Wall Time (microsec)160 162 2 1.2%
Incl. Wall Time (microsec) per call 6 6 0 1.2%
Excl. Wall Time (microsec)111 116 5 4.5%
Incl. CPU (microsecs)183 185 2 1.1%
Incl. CPU (microsecs) per call 7 7 0 1.1%
Excl. CPU (microsec)101 107 6 5.9%
Incl. MemUse (bytes)5,072 5,072 0 0.0%
Incl. MemUse (bytes) per call 195 195 0 0.0%
Excl. MemUse (bytes)2,624 2,624 0 0.0%
Incl. PeakMemUse (bytes)1,648 1,408 -240 -14.6%
Incl. PeakMemUse (bytes) per call 63 54 -9 -14.6%
Excl. PeakMemUse (bytes)1,088 1,088 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% 2 0.1% 0 0.0% -240 -0.4%
Exclusive Metrics Diff for Current Function5 250.0% 6 300.0% 0 N/A% 0 0.0%
Parent function
drupal_substr0 N/A% 2 100.0% 2 100.0% 0 N/A% -240 -100.0%
Child functions
Drupal\Component\Utility\Unicode::getStatus0 N/A% -2 -100.0% -6 -300.0% 0 N/A% 0 0.0%
mb_substr0 N/A% -1 -50.0% 2 100.0% 0 N/A% -240 -100.0%