Diff Report
Run #53923e49d2b58: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #53923d861ff11: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Component\Utility\Unicode::validateUtf8

Drupal\Component\Utility\Unicode::validateUtf8Run #53923e49d2b58Run #53923d861ff11DiffDiff%
Number of Function Calls23 23 0 0.0%
Incl. Wall Time (microsec)246 240 -6 -2.4%
Incl. Wall Time (microsec) per call 11 10 -0 -2.4%
Excl. Wall Time (microsec)156 156 0 0.0%
Incl. CPU (microsecs)280 265 -15 -5.4%
Incl. CPU (microsecs) per call 12 12 -1 -5.4%
Excl. CPU (microsec)146 138 -8 -5.5%
Incl. MemUse (bytes)2,336 2,336 0 0.0%
Incl. MemUse (bytes) per call 102 102 0 0.0%
Excl. MemUse (bytes)1,444 1,444 0 0.0%
Incl. PeakMemUse (bytes)1,840 1,812 -28 -1.5%
Incl. PeakMemUse (bytes) per call 80 79 -1 -1.5%
Excl. PeakMemUse (bytes)1,064 1,036 -28 -2.6%

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 -0.4% -15 -1.4% 0 0.0% -28 -4.0%
Exclusive Metrics Diff for Current Function0 0.0% -8 -53.3% 0 N/A% -28 -100.0%
Parent function
Drupal\Component\Utility\Xss::filter0 N/A% -6 -100.0% -15 -100.0% 0 N/A% -28 -100.0%
Child functions
strlen0 N/A% -9 -150.0% -13 -86.7% 0 N/A% 0 0.0%
preg_match0 N/A% 3 50.0% 6 40.0% 0 N/A% 0 0.0%