Diff Report
Run #519fedcae68c3: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #519ff028be5c1: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Unicode::substr

Drupal\Component\Utility\Unicode::substrRun #519fedcae68c3Run #519ff028be5c1DiffDiff%
Number of Function Calls20 20 0 0.0%
Incl. Wall Time (microsec)119 125 6 5.0%
Incl. Wall Time (microsec) per call 6 6 0 5.0%
Excl. Wall Time (microsec)81 83 2 2.5%
Incl. CPU (microsecs)137 141 4 2.9%
Incl. CPU (microsecs) per call 7 7 0 2.9%
Excl. CPU (microsec)76 83 7 9.2%
Incl. MemUse (bytes)4,768 4,768 0 0.0%
Incl. MemUse (bytes) per call 238 238 0 0.0%
Excl. MemUse (bytes)2,512 2,512 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% 4 0.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function2 33.3% 7 175.0% 0 N/A% 0 N/A%
Parent function
drupal_substr0 N/A% 6 100.0% 4 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Component\Utility\Unicode::getStatus0 N/A% 3 50.0% 0 0.0% 0 N/A% 0 N/A%
mb_substr0 N/A% 1 16.7% -3 -75.0% 0 N/A% 0 N/A%