Diff Report
Run #518eceb4aac68: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #518ed14bbba55: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_substr

drupal_substrRun #518eceb4aac68Run #518ed14bbba55DiffDiff%
Number of Function Calls7 7 0 0.0%
Incl. Wall Time (microsec)71 70 -1 -1.4%
Incl. Wall Time (microsec) per call 10 10 -0 -1.4%
Excl. Wall Time (microsec)20 21 1 5.0%
Incl. CPU (microsecs)74 75 1 1.4%
Incl. CPU (microsecs) per call 11 11 0 1.4%
Excl. CPU (microsec)15 19 4 26.7%
Incl. MemUse (bytes)4,816 4,816 0 0.0%
Incl. MemUse (bytes) per call 688 688 0 0.0%
Excl. MemUse (bytes)1,088 1,088 0 0.0%
Incl. PeakMemUse (bytes)3,096 3,096 0 0.0%
Incl. PeakMemUse (bytes) per call 442 442 0 0.0%
Excl. PeakMemUse (bytes)888 888 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 -0.4% 1 0.3% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function1 100.0% 4 400.0% 0 N/A% 0 N/A%
Parent function
file_create_url0 N/A% -1 -100.0% 1 100.0% 0 N/A% 0 N/A%
Child function
Drupal\Component\Utility\Unicode::substr0 N/A% -2 -200.0% -3 -300.0% 0 N/A% 0 N/A%