Diff Report
Run #5204425923c81: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5204417bc7ab7: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Component\Utility\Unicode::substr

Drupal\Component\Utility\Unicode::substrRun #5204425923c81Run #5204417bc7ab7DiffDiff%
Number of Function Calls15 15 0 0.0%
Incl. Wall Time (microsec)106 97 -9 -8.5%
Incl. Wall Time (microsec) per call 7 6 -1 -8.5%
Excl. Wall Time (microsec)83 74 -9 -10.8%
Incl. CPU (microsecs)123 112 -11 -8.9%
Incl. CPU (microsecs) per call 8 7 -1 -8.9%
Excl. CPU (microsec)76 62 -14 -18.4%
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% -9 -11.4% -11 -1.4% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-9 -100.0% -14 -127.3% 0 N/A% 0 N/A%
Parent function
drupal_substr0 N/A% -9 -100.0% -11 -100.0% 0 N/A% 0 N/A%
Child functions
mb_substr0 N/A% 0 0.0% 2 18.2% 0 N/A% 0 N/A%
Drupal\Component\Utility\Unicode::getStatus0 N/A% 0 0.0% 1 9.1% 0 N/A% 0 N/A%