Diff Report
Run #539205a48c548: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #539206aca7ae8: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Component\Utility\Unicode::validateUtf8

Drupal\Component\Utility\Unicode::validateUtf8Run #539205a48c548Run #539206aca7ae8DiffDiff%
Number of Function Calls36 36 0 0.0%
Incl. Wall Time (microsec)357 351 -6 -1.7%
Incl. Wall Time (microsec) per call 10 10 -0 -1.7%
Excl. Wall Time (microsec)226 221 -5 -2.2%
Incl. CPU (microsecs)387 391 4 1.0%
Incl. CPU (microsecs) per call 11 11 0 1.0%
Excl. CPU (microsec)197 211 14 7.1%
Incl. MemUse (bytes)2,704 2,704 0 0.0%
Incl. MemUse (bytes) per call 75 75 0 0.0%
Excl. MemUse (bytes)1,768 1,768 0 0.0%
Incl. PeakMemUse (bytes)2,116 2,048 -68 -3.2%
Incl. PeakMemUse (bytes) per call 59 57 -2 -3.2%
Excl. PeakMemUse (bytes)1,356 1,288 -68 -5.0%

Parent/Child Regression/Improvement report for Drupal\Component\Utility\Unicode::validateUtf8 [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::validateUtf80 N/A% -6 -0.1% 4 0.1% 0 0.0% -68 -0.1%
Exclusive Metrics Diff for Current Function-5 -83.3% 14 350.0% 0 N/A% -68 -100.0%
Parent function
Drupal\Component\Utility\Xss::filter0 N/A% -6 -100.0% 4 100.0% 0 N/A% -68 -100.0%
Child functions
preg_match0 N/A% -1 -16.7% -9 -225.0% 0 N/A% 0 0.0%
strlen0 N/A% 0 0.0% -1 -25.0% 0 N/A% 0 0.0%