Diff Report
Run #51fdbca2b5409: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51fdbdbb58abc: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Component\Utility\Unicode::substr

Drupal\Component\Utility\Unicode::substrRun #51fdbca2b5409Run #51fdbdbb58abcDiffDiff%
Number of Function Calls13 13 0 0.0%
Incl. Wall Time (microsec)80 82 2 2.5%
Incl. Wall Time (microsec) per call 6 6 0 2.5%
Excl. Wall Time (microsec)64 63 -1 -1.6%
Incl. CPU (microsecs)90 97 7 7.8%
Incl. CPU (microsecs) per call 7 7 1 7.8%
Excl. CPU (microsec)52 54 2 3.8%
Incl. MemUse (bytes)4,208 4,208 0 0.0%
Incl. MemUse (bytes) per call 324 324 0 0.0%
Excl. MemUse (bytes)2,176 2,176 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% 2 0.2% 7 9.7% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-1 -50.0% 2 28.6% 0 N/A% 0 N/A%
Parent function
drupal_substr0 N/A% 2 100.0% 7 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Component\Utility\Unicode::getStatus0 N/A% 2 100.0% 3 42.9% 0 N/A% 0 N/A%
mb_substr0 N/A% 1 50.0% 2 28.6% 0 N/A% 0 N/A%