Diff Report
Run #519fe7ae1f6cc: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fe8e1e5eca: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Component\Utility\Unicode::substr

Drupal\Component\Utility\Unicode::substrRun #519fe7ae1f6ccRun #519fe8e1e5ecaDiffDiff%
Number of Function Calls21 21 0 0.0%
Incl. Wall Time (microsec)185 185 0 0.0%
Incl. Wall Time (microsec) per call 9 9 0 0.0%
Excl. Wall Time (microsec)138 138 0 0.0%
Incl. CPU (microsecs)215 206 -9 -4.2%
Incl. CPU (microsecs) per call 10 10 -0 -4.2%
Excl. CPU (microsec)122 118 -4 -3.3%
Incl. MemUse (bytes)4,848 4,848 0 0.0%
Incl. MemUse (bytes) per call 231 231 0 0.0%
Excl. MemUse (bytes)2,560 2,560 0 0.0%
Incl. PeakMemUse (bytes)2,808 2,808 0 0.0%
Incl. PeakMemUse (bytes) per call 134 134 0 0.0%
Excl. PeakMemUse (bytes)1,512 1,512 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% 0 0.0% -9 -3.5% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function0 N/A% -4 -44.4% 0 N/A% 0 N/A%
Parent function
drupal_substr0 N/A% 0 N/A% -9 -100.0% 0 N/A% 0 N/A%
Child functions
mb_substr0 N/A% 0 N/A% 2 22.2% 0 N/A% 0 N/A%
Drupal\Component\Utility\Unicode::getStatus0 N/A% 0 N/A% -7 -77.8% 0 N/A% 0 N/A%