Diff Report
Run #51a4630d23a4c: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #51a462112dd99: XHProf Run (Namespace=drupal-perf-ezeedub)
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Regression/Improvement summary for Drupal\Component\Utility\Unicode::substr

Drupal\Component\Utility\Unicode::substrRun #51a4630d23a4cRun #51a462112dd99DiffDiff%
Number of Function Calls61 61 0 0.0%
Incl. Wall Time (microsec)1,940 1,895 -45 -2.3%
Incl. Wall Time (microsec) per call 32 31 -1 -2.3%
Excl. Wall Time (microsec)1,691 1,641 -50 -3.0%
Incl. CPU (microsecs)4,000 0 -4,000 -100.0%
Incl. CPU (microsecs) per call 66 0 -66 -100.0%
Excl. CPU (microsec)4,000 0 -4,000 -100.0%
Incl. MemUse (bytes)4,688 4,688 0 0.0%
Incl. MemUse (bytes) per call 77 77 0 0.0%
Excl. MemUse (bytes)2,548 2,548 0 0.0%
Incl. PeakMemUse (bytes)792 748 -44 -5.6%
Incl. PeakMemUse (bytes) per call 13 12 -1 -5.6%
Excl. PeakMemUse (bytes)600 600 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% -45 -3.6% -4,000 -200000.0% 0 0.0% -44 -0.1%
Exclusive Metrics Diff for Current Function-50 -111.1% -4,000 -100.0% 0 N/A% 0 0.0%
Parent function
drupal_substr0 N/A% -45 -100.0% -4,000 -100.0% 0 N/A% -44 -100.0%
Child functions
mb_substr0 N/A% 3 6.7% 0 0.0% 0 N/A% -44 -100.0%
Drupal\Component\Utility\Unicode::getStatus0 N/A% 2 4.4% 0 0.0% 0 N/A% 0 0.0%