Diff Report
Run #52f5c5484cf48: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52f5c520502f0: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_substr

drupal_substrRun #52f5c5484cf48Run #52f5c520502f0DiffDiff%
Number of Function Calls14 14 0 0.0%
Incl. Wall Time (microsec)102 101 -1 -1.0%
Incl. Wall Time (microsec) per call 7 7 -0 -1.0%
Excl. Wall Time (microsec)32 32 0 0.0%
Incl. CPU (microsecs)106 111 5 4.7%
Incl. CPU (microsecs) per call 8 8 0 4.7%
Excl. CPU (microsec)28 31 3 10.7%
Incl. MemUse (bytes)5,376 5,376 0 0.0%
Incl. MemUse (bytes) per call 384 384 0 0.0%
Excl. MemUse (bytes)1,088 1,088 0 0.0%
Incl. PeakMemUse (bytes)3,152 3,152 0 0.0%
Incl. PeakMemUse (bytes) per call 225 225 0 0.0%
Excl. PeakMemUse (bytes)968 968 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 -0.2% 5 0.9% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function0 0.0% 3 60.0% 0 N/A% 0 N/A%
Parent function
file_create_url0 N/A% -1 -100.0% 5 100.0% 0 N/A% 0 N/A%
Child function
Drupal\Component\Utility\Unicode::substr0 N/A% -1 -100.0% 2 40.0% 0 N/A% 0 N/A%