Diff Report
Run #519c03b86b1ec: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c04ab45451: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Component\Utility\Unicode::substr

Drupal\Component\Utility\Unicode::substrRun #519c03b86b1ecRun #519c04ab45451DiffDiff%
Number of Function Calls27 27 0 0.0%
Incl. Wall Time (microsec)470 475 5 1.1%
Incl. Wall Time (microsec) per call 17 18 0 1.1%
Excl. Wall Time (microsec)276 280 4 1.4%
Incl. CPU (microsecs)501 498 -3 -0.6%
Incl. CPU (microsecs) per call 19 18 -0 -0.6%
Excl. CPU (microsec)253 254 1 0.4%
Incl. MemUse (bytes)13,460 13,460 0 0.0%
Incl. MemUse (bytes) per call 499 499 0 0.0%
Excl. MemUse (bytes)1,872 1,872 0 0.0%
Incl. PeakMemUse (bytes)21,788 21,788 0 0.0%
Incl. PeakMemUse (bytes) per call 807 807 0 0.0%
Excl. PeakMemUse (bytes)11,056 11,056 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 0.8% -3 -0.2% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function4 80.0% 1 33.3% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Utility\Unicode::truncate0 N/A% 7 140.0% 0 0.0% 0 N/A% 0 N/A%
drupal_substr0 N/A% -2 -40.0% -3 -100.0% 0 N/A% 0 N/A%
Child functions
mb_substr0 N/A% 1 20.0% -8 -266.7% 0 N/A% 0 N/A%
Drupal\Component\Utility\Unicode::getStatus0 N/A% 0 0.0% 4 133.3% 0 N/A% 0 N/A%