Diff Report
Run #52d4b590e6e18: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52d4b5e5ddba1: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_substr

drupal_substrRun #52d4b590e6e18Run #52d4b5e5ddba1DiffDiff%
Number of Function Calls15 15 0 0.0%
Incl. Wall Time (microsec)110 108 -2 -1.8%
Incl. Wall Time (microsec) per call 7 7 -0 -1.8%
Excl. Wall Time (microsec)34 31 -3 -8.8%
Incl. CPU (microsecs)120 119 -1 -0.8%
Incl. CPU (microsecs) per call 8 8 -0 -0.8%
Excl. CPU (microsec)34 35 1 2.9%
Incl. MemUse (bytes)5,456 5,456 0 0.0%
Incl. MemUse (bytes) per call 364 364 0 0.0%
Excl. MemUse (bytes)1,088 1,088 0 0.0%
Incl. PeakMemUse (bytes)1,880 1,880 0 0.0%
Incl. PeakMemUse (bytes) per call 125 125 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 -0.7% -1 -0.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-3 -150.0% 1 100.0% 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
Drupal\Component\Utility\Unicode::substr0 N/A% 1 50.0% -2 -200.0% 0 N/A% 0 N/A%