Diff Report
Run #519c60f26cf68: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c619634b1e: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Component\Utility\Unicode::substr

Drupal\Component\Utility\Unicode::substrRun #519c60f26cf68Run #519c619634b1eDiffDiff%
Number of Function Calls10 10 0 0.0%
Incl. Wall Time (microsec)129 126 -3 -2.3%
Incl. Wall Time (microsec) per call 13 13 -0 -2.3%
Excl. Wall Time (microsec)100 96 -4 -4.0%
Incl. CPU (microsecs)143 139 -4 -2.8%
Incl. CPU (microsecs) per call 14 14 -0 -2.8%
Excl. CPU (microsec)89 83 -6 -6.7%
Incl. MemUse (bytes)2,104 2,104 0 0.0%
Incl. MemUse (bytes) per call 210 210 0 0.0%
Excl. MemUse (bytes)988 988 0 0.0%
Incl. PeakMemUse (bytes)1,692 1,692 0 0.0%
Incl. PeakMemUse (bytes) per call 169 169 0 0.0%
Excl. PeakMemUse (bytes)816 816 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% -3 -0.2% -4 -0.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-4 -133.3% -6 -150.0% 0 N/A% 0 N/A%
Parent function
drupal_substr0 N/A% -3 -100.0% -4 -100.0% 0 N/A% 0 N/A%
Child functions
mb_substr0 N/A% 1 33.3% 0 0.0% 0 N/A% 0 N/A%
Drupal\Component\Utility\Unicode::getStatus0 N/A% 0 0.0% 2 50.0% 0 N/A% 0 N/A%