Diff Report
Run #52f5cb0964fa0: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52f5cbc19a0d8: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_substr

drupal_substrRun #52f5cb0964fa0Run #52f5cbc19a0d8DiffDiff%
Number of Function Calls17 17 0 0.0%
Incl. Wall Time (microsec)116 117 1 0.9%
Incl. Wall Time (microsec) per call 7 7 0 0.9%
Excl. Wall Time (microsec)37 39 2 5.4%
Incl. CPU (microsecs)130 131 1 0.8%
Incl. CPU (microsecs) per call 8 8 0 0.8%
Excl. CPU (microsec)40 38 -2 -5.0%
Incl. MemUse (bytes)3,248 3,248 0 0.0%
Incl. MemUse (bytes) per call 191 191 0 0.0%
Excl. MemUse (bytes)1,088 1,088 0 0.0%
Incl. PeakMemUse (bytes)0 0 0 N/A%
Incl. PeakMemUse (bytes) per call 0 0 0 N/A%
Excl. PeakMemUse (bytes)0 0 0 N/A%

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 1.1% 1 0.5% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function2 200.0% -2 -200.0% 0 N/A% 0 N/A%
Parent function
file_create_url0 N/A% 1 100.0% 1 100.0% 0 N/A% 0 N/A%
Child function
Drupal\Component\Utility\Unicode::substr0 N/A% -1 -100.0% 3 300.0% 0 N/A% 0 N/A%