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

drupal_substrRun #52f5c520502f0Run #52f5c5484cf48DiffDiff%
Number of Function Calls14 14 0 0.0%
Incl. Wall Time (microsec)101 102 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)111 106 -5 -4.5%
Incl. CPU (microsecs) per call 8 8 -0 -4.5%
Excl. CPU (microsec)31 28 -3 -9.7%
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%