Diff Report
Run #51ec3b81ad265: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec3c1813b11: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Component\Utility\Unicode::substr

Drupal\Component\Utility\Unicode::substrRun #51ec3b81ad265Run #51ec3c1813b11DiffDiff%
Number of Function Calls68 68 0 0.0%
Incl. Wall Time (microsec)369 383 14 3.8%
Incl. Wall Time (microsec) per call 5 6 0 3.8%
Excl. Wall Time (microsec)253 267 14 5.5%
Incl. CPU (microsecs)436 445 9 2.1%
Incl. CPU (microsecs) per call 6 7 0 2.1%
Excl. CPU (microsec)249 254 5 2.0%
Incl. MemUse (bytes)8,608 8,608 0 0.0%
Incl. MemUse (bytes) per call 127 127 0 0.0%
Excl. MemUse (bytes)4,816 4,816 0 0.0%
Incl. PeakMemUse (bytes)632 632 0 0.0%
Incl. PeakMemUse (bytes) per call 9 9 0 0.0%
Excl. PeakMemUse (bytes)632 632 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% 14 0.6% 9 1.2% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function14 100.0% 5 55.6% 0 N/A% 0 N/A%
Parent function
drupal_substr0 N/A% 14 100.0% 9 100.0% 0 N/A% 0 N/A%
Child functions
mb_substr0 N/A% -1 -7.1% -2 -22.2% 0 N/A% 0 N/A%
Drupal\Component\Utility\Unicode::getStatus0 N/A% 1 7.1% 6 66.7% 0 N/A% 0 N/A%