Diff Report
Run #519d45a7cd8f5: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519d44ffb3845: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Component\Utility\Unicode::substr

Drupal\Component\Utility\Unicode::substrRun #519d45a7cd8f5Run #519d44ffb3845DiffDiff%
Number of Function Calls35 35 0 0.0%
Incl. Wall Time (microsec)462 456 -6 -1.3%
Incl. Wall Time (microsec) per call 13 13 -0 -1.3%
Excl. Wall Time (microsec)320 315 -5 -1.6%
Incl. CPU (microsecs)498 491 -7 -1.4%
Incl. CPU (microsecs) per call 14 14 -0 -1.4%
Excl. CPU (microsec)284 271 -13 -4.6%
Incl. MemUse (bytes)9,056 9,056 0 0.0%
Incl. MemUse (bytes) per call 259 259 0 0.0%
Excl. MemUse (bytes)2,076 2,076 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% -6 -0.3% -7 -1.5% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-5 -83.3% -13 -185.7% 0 N/A% 0 N/A%
Parent functions
drupal_substr0 N/A% -3 -50.0% -3 -42.9% 0 N/A% 0 N/A%
Drupal\Component\Utility\Unicode::truncate0 N/A% -3 -50.0% -4 -57.1% 0 N/A% 0 N/A%
Child functions
mb_substr0 N/A% -1 -16.7% 0 0.0% 0 N/A% 0 N/A%
Drupal\Component\Utility\Unicode::getStatus0 N/A% 0 0.0% 6 85.7% 0 N/A% 0 N/A%