Diff Report
Run #52a037bb4f6e8: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52a03729e7d1a: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for drupal_substr

drupal_substrRun #52a037bb4f6e8Run #52a03729e7d1aDiffDiff%
Number of Function Calls15 15 0 0.0%
Incl. Wall Time (microsec)149 147 -2 -1.3%
Incl. Wall Time (microsec) per call 10 10 -0 -1.3%
Excl. Wall Time (microsec)43 41 -2 -4.7%
Incl. CPU (microsecs)161 156 -5 -3.1%
Incl. CPU (microsecs) per call 11 10 -0 -3.1%
Excl. CPU (microsec)41 39 -2 -4.9%
Incl. MemUse (bytes)5,488 5,488 0 0.0%
Incl. MemUse (bytes) per call 366 366 0 0.0%
Excl. MemUse (bytes)1,088 1,088 0 0.0%
Incl. PeakMemUse (bytes)4,336 4,336 0 0.0%
Incl. PeakMemUse (bytes) per call 289 289 0 0.0%
Excl. PeakMemUse (bytes)1,056 1,056 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% -2 -0.2% -5 -0.6% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-2 -100.0% -2 -40.0% 0 N/A% 0 N/A%
Parent function
file_create_url0 N/A% -2 -100.0% -5 -100.0% 0 N/A% 0 N/A%
Child function
Drupal\Component\Utility\Unicode::substr0 N/A% 0 0.0% -3 -60.0% 0 N/A% 0 N/A%