Diff Report
Run #51a18906335b0: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #51a188154f4e0: XHProf Run (Namespace=drupal-perf-ezeedub)
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Regression/Improvement summary for Drupal\Component\Utility\Unicode::substr

Drupal\Component\Utility\Unicode::substrRun #51a18906335b0Run #51a188154f4e0DiffDiff%
Number of Function Calls62 -62 -100.0%
Incl. Wall Time (microsec)1,895 -1,895 -100.0%
Incl. Wall Time (microsec) per call 31 N/A -31 -100.0%
Excl. Wall Time (microsec)1,642 -1,642 -100.0%
Incl. CPU (microsecs)0 0 N/A%
Incl. CPU (microsecs) per call 0 N/A 0 N/A%
Excl. CPU (microsec)0 0 N/A%
Incl. MemUse (bytes)4,736 -4,736 -100.0%
Incl. MemUse (bytes) per call 76 N/A -76 -100.0%
Excl. MemUse (bytes)2,576 -2,576 -100.0%
Incl. PeakMemUse (bytes)1,440 -1,440 -100.0%
Incl. PeakMemUse (bytes) per call 23 N/A -23 -100.0%
Excl. PeakMemUse (bytes)780 -780 -100.0%

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::substr-62 -33.3% -1,895 -1.3% 0 0.0% -4,736 -0.8% -1,440 -0.2%
Exclusive Metrics Diff for Current Function-1,642 -86.6% 0 N/A% -2,576 -54.4% -780 -54.2%
Parent function
drupal_substr-62 -100.0% -1,895 -100.0% 0 N/A% -4,736 -100.0% -1,440 -100.0%
Child functions
mb_substr-62 -50.0% -128 -6.8% 0 N/A% -1,684 -35.6% -344 -23.9%
Drupal\Component\Utility\Unicode::getStatus-62 -50.0% -125 -6.6% 0 N/A% -476 -10.1% -316 -21.9%