Diff Report
Run #51f5bb45dd257: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51f5bb078e5a7: XHProf Run (Namespace=drupal-perf-cottser)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Component\Utility\Unicode::substr

Drupal\Component\Utility\Unicode::substrRun #51f5bb45dd257Run #51f5bb078e5a7DiffDiff%
Number of Function Calls15 15 0 0.0%
Incl. Wall Time (microsec)100 103 3 3.0%
Incl. Wall Time (microsec) per call 7 7 0 3.0%
Excl. Wall Time (microsec)77 79 2 2.6%
Incl. CPU (microsecs)117 116 -1 -0.9%
Incl. CPU (microsecs) per call 8 8 -0 -0.9%
Excl. CPU (microsec)65 64 -1 -1.5%
Incl. MemUse (bytes)4,400 4,400 0 0.0%
Incl. MemUse (bytes) per call 293 293 0 0.0%
Excl. MemUse (bytes)2,272 2,272 0 0.0%
Incl. PeakMemUse (bytes)0 0 0 N/A%
Incl. PeakMemUse (bytes) per call 0 0 0 N/A%
Excl. PeakMemUse (bytes)0 0 0 N/A%

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% 3 0.4% -1 -0.9% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function2 66.7% -1 -100.0% 0 N/A% 0 N/A%
Parent function
drupal_substr0 N/A% 3 100.0% -1 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Component\Utility\Unicode::getStatus0 N/A% 1 33.3% 1 100.0% 0 N/A% 0 N/A%
mb_substr0 N/A% 0 0.0% -1 -100.0% 0 N/A% 0 N/A%