Diff Report
Run #52c2677cc22b0: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52c2694eecde3: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Unicode::substr

Drupal\Component\Utility\Unicode::substrRun #52c2677cc22b0Run #52c2694eecde3DiffDiff%
Number of Function Calls23 23 0 0.0%
Incl. Wall Time (microsec)198 144 -54 -27.3%
Incl. Wall Time (microsec) per call 9 6 -2 -27.3%
Excl. Wall Time (microsec)144 110 -34 -23.6%
Incl. CPU (microsecs)222 172 -50 -22.5%
Incl. CPU (microsecs) per call 10 7 -2 -22.5%
Excl. CPU (microsec)127 98 -29 -22.8%
Incl. MemUse (bytes)4,832 4,832 0 0.0%
Incl. MemUse (bytes) per call 210 210 0 0.0%
Excl. MemUse (bytes)2,480 2,480 0 0.0%
Incl. PeakMemUse (bytes)568 568 0 0.0%
Incl. PeakMemUse (bytes) per call 25 25 0 0.0%
Excl. PeakMemUse (bytes)568 568 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% -54 -0.1% -50 -0.1% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-34 -63.0% -29 -58.0% 0 N/A% 0 N/A%
Parent function
drupal_substr0 N/A% -54 -100.0% -50 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Component\Utility\Unicode::getStatus0 N/A% -12 -22.2% -18 -36.0% 0 N/A% 0 N/A%
mb_substr0 N/A% -8 -14.8% -3 -6.0% 0 N/A% 0 N/A%