Diff Report
Run #54811b6aec43d: XHProf Run (Namespace=drupal-perf-davidhernandez)
vs.
Run #54811e8abf892: XHProf Run (Namespace=drupal-perf-davidhernandez)
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Regression/Improvement summary for Drupal\Component\Utility\Unicode::substr

Drupal\Component\Utility\Unicode::substrRun #54811b6aec43dRun #54811e8abf892DiffDiff%
Number of Function Calls12 12 0 0.0%
Incl. Wall Time (microsec)77 68 -9 -11.7%
Incl. Wall Time (microsec) per call 6 6 -1 -11.7%
Excl. Wall Time (microsec)57 56 -1 -1.8%
Incl. MemUse (bytes)3,704 3,696 -8 -0.2%
Incl. MemUse (bytes) per call 309 308 -1 -0.2%
Excl. MemUse (bytes)1,984 1,984 0 0.0%
Incl. PeakMemUse (bytes)2,520 2,520 0 0.0%
Incl. PeakMemUse (bytes) per call 210 210 0 0.0%
Excl. PeakMemUse (bytes)1,368 1,368 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.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
Drupal\Component\Utility\Unicode::substr0 N/A% -9 -0.0% -8 -0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-1 -11.1% 0 0.0% 0 N/A%
Parent function
file_create_url0 N/A% -9 -100.0% -8 -100.0% 0 N/A%
Child functions
Drupal\Component\Utility\Unicode::getStatus0 N/A% -10 -111.1% 0 0.0% 0 N/A%
mb_substr0 N/A% 2 22.2% -8 -100.0% 0 N/A%