Diff Report
Run #5394e21e9bd45: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #5394e2ae29e1b: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for drupal_substr

drupal_substrRun #5394e21e9bd45Run #5394e2ae29e1bDiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)41 45 4 9.8%
Incl. Wall Time (microsec) per call 14 15 1 9.8%
Excl. Wall Time (microsec)11 14 3 27.3%
Incl. CPU (microsecs)48 54 6 12.5%
Incl. CPU (microsecs) per call 16 18 2 12.5%
Excl. CPU (microsec)14 21 7 50.0%
Incl. MemUse (bytes)4,464 4,464 0 0.0%
Incl. MemUse (bytes) per call 1,488 1,488 0 0.0%
Excl. MemUse (bytes)1,232 1,232 0 0.0%
Incl. PeakMemUse (bytes)3,568 3,568 0 0.0%
Incl. PeakMemUse (bytes) per call 1,189 1,189 0 0.0%
Excl. PeakMemUse (bytes)936 936 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% 4 0.1% 6 0.2% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function3 75.0% 7 116.7% 0 N/A% 0 N/A%
Parent function
file_create_url0 N/A% 4 100.0% 6 100.0% 0 N/A% 0 N/A%
Child function
Drupal\Component\Utility\Unicode::substr0 N/A% 1 25.0% -1 -16.7% 0 N/A% 0 N/A%