Diff Report
Run #519c60f26cf68: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c6200dd578: 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 #519c6200dd578DiffDiff%
Number of Function Calls10 10 0 0.0%
Incl. Wall Time (microsec)129 127 -2 -1.6%
Incl. Wall Time (microsec) per call 13 13 -0 -1.6%
Excl. Wall Time (microsec)100 98 -2 -2.0%
Incl. CPU (microsecs)143 138 -5 -3.5%
Incl. CPU (microsecs) per call 14 14 -1 -3.5%
Excl. CPU (microsec)89 87 -2 -2.2%
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% -2 -0.0% -5 -0.1% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-2 -100.0% -2 -40.0% 0 N/A% 0 N/A%
Parent function
drupal_substr0 N/A% -2 -100.0% -5 -100.0% 0 N/A% 0 N/A%
Child functions
mb_substr0 N/A% 0 0.0% -2 -40.0% 0 N/A% 0 N/A%
Drupal\Component\Utility\Unicode::getStatus0 N/A% 0 0.0% -1 -20.0% 0 N/A% 0 N/A%