Diff Report
Run #5198f219706e9: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5198f0bb880ef: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Component\Utility\Unicode::substr

Drupal\Component\Utility\Unicode::substrRun #5198f219706e9Run #5198f0bb880efDiffDiff%
Number of Function Calls48 48 0 0.0%
Incl. Wall Time (microsec)261 263 2 0.8%
Incl. Wall Time (microsec) per call 5 5 0 0.8%
Excl. Wall Time (microsec)204 207 3 1.5%
Incl. CPU (microsecs)305 309 4 1.3%
Incl. CPU (microsecs) per call 6 6 0 1.3%
Excl. CPU (microsec)181 186 5 2.8%
Incl. MemUse (bytes)7,008 7,008 0 0.0%
Incl. MemUse (bytes) per call 146 146 0 0.0%
Excl. MemUse (bytes)3,856 3,856 0 0.0%
Incl. PeakMemUse (bytes)2,976 2,976 0 0.0%
Incl. PeakMemUse (bytes) per call 62 62 0 0.0%
Excl. PeakMemUse (bytes)1,448 1,448 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 4.3% 4 1.9% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function3 150.0% 5 125.0% 0 N/A% 0 N/A%
Parent function
drupal_substr0 N/A% 2 100.0% 4 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Component\Utility\Unicode::getStatus0 N/A% -1 -50.0% -6 -150.0% 0 N/A% 0 N/A%
mb_substr0 N/A% 0 0.0% 5 125.0% 0 N/A% 0 N/A%