Diff Report
Run #52c96df6ca13b: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52c96d7c36f9e: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Component\Utility\Unicode::substr

Drupal\Component\Utility\Unicode::substrRun #52c96df6ca13bRun #52c96d7c36f9eDiffDiff%
Number of Function Calls66 66 0 0.0%
Incl. Wall Time (microsec)285 283 -2 -0.7%
Incl. Wall Time (microsec) per call 4 4 -0 -0.7%
Excl. Wall Time (microsec)271 272 1 0.4%
Incl. CPU (microsecs)334 334 0 0.0%
Incl. CPU (microsecs) per call 5 5 0 0.0%
Excl. CPU (microsec)184 205 21 11.4%
Incl. MemUse (bytes)8,496 8,496 0 0.0%
Incl. MemUse (bytes) per call 129 129 0 0.0%
Excl. MemUse (bytes)4,720 4,720 0 0.0%
Incl. PeakMemUse (bytes)160 160 0 0.0%
Incl. PeakMemUse (bytes) per call 2 2 0 0.0%
Excl. PeakMemUse (bytes)80 80 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 -1.6% 0 0.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function1 50.0% 21 N/A% 0 N/A% 0 N/A%
Parent function
drupal_substr0 N/A% -2 -100.0% 0 N/A% 0 N/A% 0 N/A%
Child functions
mb_substr0 N/A% -2 -100.0% -3 N/A% 0 N/A% 0 N/A%
Drupal\Component\Utility\Unicode::getStatus0 N/A% -1 -50.0% -18 N/A% 0 N/A% 0 N/A%