Diff Report
Run #52c642960e9a6: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52c641a950046: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_substr

drupal_substrRun #52c642960e9a6Run #52c641a950046DiffDiff%
Number of Function Calls15 15 0 0.0%
Incl. Wall Time (microsec)111 110 -1 -0.9%
Incl. Wall Time (microsec) per call 7 7 -0 -0.9%
Excl. Wall Time (microsec)33 32 -1 -3.0%
Incl. CPU (microsecs)121 120 -1 -0.8%
Incl. CPU (microsecs) per call 8 8 -0 -0.8%
Excl. CPU (microsec)32 29 -3 -9.4%
Incl. MemUse (bytes)5,488 5,488 0 0.0%
Incl. MemUse (bytes) per call 366 366 0 0.0%
Excl. MemUse (bytes)1,088 1,088 0 0.0%
Incl. PeakMemUse (bytes)4,192 4,336 144 3.4%
Incl. PeakMemUse (bytes) per call 279 289 10 3.4%
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% -1 -0.0% -1 -0.0% 0 0.0% 144 0.4%
Exclusive Metrics Diff for Current Function-1 -100.0% -3 -300.0% 0 N/A% 0 0.0%
Parent function
file_create_url0 N/A% -1 -100.0% -1 -100.0% 0 N/A% 144 100.0%
Child function
Drupal\Component\Utility\Unicode::substr0 N/A% 0 0.0% 2 200.0% 0 N/A% 144 100.0%