Diff Report
Run #5251f592ab279: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #5251f691abb85: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for drupal_substr

drupal_substrRun #5251f592ab279Run #5251f691abb85DiffDiff%
Number of Function Calls23 23 0 0.0%
Incl. Wall Time (microsec)207 202 -5 -2.4%
Incl. Wall Time (microsec) per call 9 9 -0 -2.4%
Excl. Wall Time (microsec)63 59 -4 -6.3%
Incl. CPU (microsecs)218 222 4 1.8%
Incl. CPU (microsecs) per call 9 10 0 1.8%
Excl. CPU (microsec)50 60 10 20.0%
Incl. MemUse (bytes)6,128 6,128 0 0.0%
Incl. MemUse (bytes) per call 266 266 0 0.0%
Excl. MemUse (bytes)1,088 1,088 0 0.0%
Incl. PeakMemUse (bytes)4,336 4,336 0 0.0%
Incl. PeakMemUse (bytes) per call 189 189 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% -5 -0.3% 4 0.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-4 -80.0% 10 250.0% 0 N/A% 0 N/A%
Parent function
file_create_url0 N/A% -5 -100.0% 4 100.0% 0 N/A% 0 N/A%
Child function
Drupal\Component\Utility\Unicode::substr0 N/A% -1 -20.0% -6 -150.0% 0 N/A% 0 N/A%