Diff Report
Run #53195a48b6f09: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #53195b6957e56: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Unicode::substr

Drupal\Component\Utility\Unicode::substrRun #53195a48b6f09Run #53195b6957e56DiffDiff%
Number of Function Calls64 64 0 0.0%
Incl. Wall Time (microsec)365 353 -12 -3.3%
Incl. Wall Time (microsec) per call 6 6 -0 -3.3%
Excl. Wall Time (microsec)284 257 -27 -9.5%
Incl. CPU (microsecs)422 413 -9 -2.1%
Incl. CPU (microsecs) per call 7 6 -0 -2.1%
Excl. CPU (microsec)250 233 -17 -6.8%
Incl. MemUse (bytes)8,112 8,112 0 0.0%
Incl. MemUse (bytes) per call 127 127 0 0.0%
Excl. MemUse (bytes)4,448 4,448 0 0.0%
Incl. PeakMemUse (bytes)2,808 2,808 0 0.0%
Incl. PeakMemUse (bytes) per call 44 44 0 0.0%
Excl. PeakMemUse (bytes)1,424 1,424 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% -12 -0.5% -9 -0.4% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-27 -225.0% -17 -188.9% 0 N/A% 0 N/A%
Parent function
drupal_substr0 N/A% -12 -100.0% -9 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Component\Utility\Unicode::getStatus0 N/A% 13 108.3% 5 55.6% 0 N/A% 0 N/A%
mb_substr0 N/A% 2 16.7% 3 33.3% 0 N/A% 0 N/A%