Diff Report
Run #541de5cbd937a: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #541de429e5ab1: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_substr

drupal_substrRun #541de5cbd937aRun #541de429e5ab1DiffDiff%
Number of Function Calls13 13 0 0.0%
Incl. Wall Time (microsec)145 146 1 0.7%
Incl. Wall Time (microsec) per call 11 11 0 0.7%
Excl. Wall Time (microsec)36 37 1 2.8%
Incl. CPU (microsecs)158 157 -1 -0.6%
Incl. CPU (microsecs) per call 12 12 -0 -0.6%
Excl. CPU (microsec)40 42 2 5.0%
Incl. MemUse (bytes)5,304 5,304 0 0.0%
Incl. MemUse (bytes) per call 408 408 0 0.0%
Excl. MemUse (bytes)1,088 1,088 0 0.0%
Incl. PeakMemUse (bytes)2,528 2,456 -72 -2.8%
Incl. PeakMemUse (bytes) per call 194 189 -6 -2.8%
Excl. PeakMemUse (bytes)968 968 0 0.0%

Parent/Child Regression/Improvement report for drupal_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_substr0 N/A% 1 0.0% -1 -0.0% 0 0.0% -72 -0.1%
Exclusive Metrics Diff for Current Function1 100.0% 2 200.0% 0 N/A% 0 0.0%
Parent function
file_create_url0 N/A% 1 100.0% -1 -100.0% 0 N/A% -72 -100.0%
Child function
Drupal\Component\Utility\Unicode::substr0 N/A% 0 0.0% -3 -300.0% 0 N/A% -72 -100.0%