Diff Report
Run #54811c7da26f8: XHProf Run (Namespace=drupal-perf-davidhernandez)
vs.
Run #54811b6aec43d: XHProf Run (Namespace=drupal-perf-davidhernandez)
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Regression/Improvement summary for Drupal\Component\Utility\Unicode::substr

Drupal\Component\Utility\Unicode::substrRun #54811c7da26f8Run #54811b6aec43dDiffDiff%
Number of Function Calls12 12 0 0.0%
Incl. Wall Time (microsec)63 77 14 22.2%
Incl. Wall Time (microsec) per call 5 6 1 22.2%
Excl. Wall Time (microsec)54 57 3 5.6%
Incl. MemUse (bytes)3,704 3,704 0 0.0%
Incl. MemUse (bytes) per call 309 309 0 0.0%
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% 14 1.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function3 21.4% 0 N/A% 0 N/A%
Parent function
file_create_url0 N/A% 14 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Component\Utility\Unicode::getStatus0 N/A% 9 64.3% 0 N/A% 0 N/A%
mb_substr0 N/A% 2 14.3% 0 N/A% 0 N/A%