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

Drupal\Component\Utility\Unicode::substrRun #51a462112dd99Run #51a4630d23a4cDiffDiff%
Number of Function Calls61 61 0 0.0%
Incl. Wall Time (microsec)1,895 1,940 45 2.4%
Incl. Wall Time (microsec) per call 31 32 1 2.4%
Excl. Wall Time (microsec)1,641 1,691 50 3.0%
Incl. CPU (microsecs)0 4,000 4,000 N/A%
Incl. CPU (microsecs) per call 0 66 66 N/A%
Excl. CPU (microsec)0 4,000 4,000 N/A%
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)748 792 44 5.9%
Incl. PeakMemUse (bytes) per call 12 13 1 5.9%
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 Function50 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%