Diff Report
Run #51a448a326782: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #51a4463d308ce: XHProf Run (Namespace=drupal-perf-ezeedub)
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Regression/Improvement summary for drupal_substr

drupal_substrRun #51a448a326782Run #51a4463d308ceDiffDiff%
Number of Function Calls62 62 0 0.0%
Incl. Wall Time (microsec)2,331 2,265 -66 -2.8%
Incl. Wall Time (microsec) per call 38 37 -1 -2.8%
Excl. Wall Time (microsec)306 326 20 6.5%
Incl. CPU (microsecs)0 4,000 4,000 N/A%
Incl. CPU (microsecs) per call 0 65 65 N/A%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)5,324 5,344 20 0.4%
Incl. MemUse (bytes) per call 86 86 0 0.4%
Excl. MemUse (bytes)588 588 0 0.0%
Incl. PeakMemUse (bytes)2,228 2,084 -144 -6.5%
Incl. PeakMemUse (bytes) per call 36 34 -2 -6.5%
Excl. PeakMemUse (bytes)628 588 -40 -6.4%

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% -66 -0.4% 4,000 50.0% 20 0.0% -144 -0.1%
Exclusive Metrics Diff for Current Function20 30.3% 0 0.0% 0 0.0% -40 -27.8%
Parent function
file_create_url0 N/A% -66 -100.0% 4,000 100.0% 20 100.0% -144 -100.0%
Child function
Drupal\Component\Utility\Unicode::substr0 N/A% -86 -130.3% 4,000 100.0% 20 100.0% -104 -72.2%