Diff Report
Run #517d73f55c548: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517d7319aefb8: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_substr

drupal_substrRun #517d73f55c548Run #517d7319aefb8DiffDiff%
Number of Function Calls9 9 0 0.0%
Incl. Wall Time (microsec)36 38 2 5.6%
Incl. Wall Time (microsec) per call 4 4 0 5.6%
Excl. Wall Time (microsec)25 27 2 8.0%
Incl. CPU (microsecs)43 42 -1 -2.3%
Incl. CPU (microsecs) per call 5 5 -0 -2.3%
Excl. CPU (microsec)28 26 -2 -7.1%
Incl. MemUse (bytes)2,656 2,656 0 0.0%
Incl. MemUse (bytes) per call 295 295 0 0.0%
Excl. MemUse (bytes)1,600 1,600 0 0.0%
Incl. PeakMemUse (bytes)1,456 1,456 0 0.0%
Incl. PeakMemUse (bytes) per call 162 162 0 0.0%
Excl. PeakMemUse (bytes)896 896 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 0.0% -1 -0.0% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function2 100.0% -2 -200.0% 0 N/A% 0 N/A%
Parent function
file_create_url0 N/A% 2 100.0% -1 -100.0% 0 N/A% 0 N/A%
Child function
mb_substr0 N/A% 0 0.0% 1 100.0% 0 N/A% 0 N/A%