Diff Report
Run #519edf3566aae: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #519ede3a9dd65: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Unicode::substr

Drupal\Component\Utility\Unicode::substrRun #519edf3566aaeRun #519ede3a9dd65DiffDiff%
Number of Function Calls9 9 0 0.0%
Incl. Wall Time (microsec)62 62 0 0.0%
Incl. Wall Time (microsec) per call 7 7 0 0.0%
Excl. Wall Time (microsec)44 46 2 4.5%
Incl. CPU (microsecs)68 69 1 1.5%
Incl. CPU (microsecs) per call 8 8 0 1.5%
Excl. CPU (microsec)37 40 3 8.1%
Incl. MemUse (bytes)3,888 3,888 0 0.0%
Incl. MemUse (bytes) per call 432 432 0 0.0%
Excl. MemUse (bytes)1,984 1,984 0 0.0%
Incl. PeakMemUse (bytes)80 8 -72 -90.0%
Incl. PeakMemUse (bytes) per call 9 1 -8 -90.0%
Excl. PeakMemUse (bytes)80 8 -72 -90.0%

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% 0 0.0% 1 0.0% 0 0.0% -72 -0.1%
Exclusive Metrics Diff for Current Function2 N/A% 3 300.0% 0 N/A% -72 -100.0%
Parent function
drupal_substr0 N/A% 0 N/A% 1 100.0% 0 N/A% -72 -100.0%
Child functions
Drupal\Component\Utility\Unicode::getStatus0 N/A% -2 N/A% -1 -100.0% 0 N/A% 0 0.0%
mb_substr0 N/A% 0 N/A% -1 -100.0% 0 N/A% 0 0.0%