Diff Report
Run #519d4cd4e396d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519d4dc9980f7: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Component\Utility\Unicode::substr

Drupal\Component\Utility\Unicode::substrRun #519d4cd4e396dRun #519d4dc9980f7DiffDiff%
Number of Function Calls29 29 0 0.0%
Incl. Wall Time (microsec)497 502 5 1.0%
Incl. Wall Time (microsec) per call 17 17 0 1.0%
Excl. Wall Time (microsec)292 293 1 0.3%
Incl. CPU (microsecs)529 534 5 0.9%
Incl. CPU (microsecs) per call 18 18 0 0.9%
Excl. CPU (microsec)256 253 -3 -1.2%
Incl. MemUse (bytes)14,156 14,156 0 0.0%
Incl. MemUse (bytes) per call 488 488 0 0.0%
Excl. MemUse (bytes)1,932 1,932 0 0.0%
Incl. PeakMemUse (bytes)12,940 12,940 0 0.0%
Incl. PeakMemUse (bytes) per call 446 446 0 0.0%
Excl. PeakMemUse (bytes)6,520 6,520 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% 5 0.0% 5 0.0% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function1 20.0% -3 -60.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Utility\Unicode::truncate0 N/A% 7 140.0% 5 100.0% 0 N/A% 0 N/A%
drupal_substr0 N/A% -2 -40.0% 0 0.0% 0 N/A% 0 N/A%
Child functions
mb_substr0 N/A% 4 80.0% 5 100.0% 0 N/A% 0 N/A%
Drupal\Component\Utility\Unicode::getStatus0 N/A% 0 0.0% 3 60.0% 0 N/A% 0 N/A%