Diff Report
Run #519c03b86b1ec: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c04ab45451: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for drupal_substr

drupal_substrRun #519c03b86b1ecRun #519c04ab45451DiffDiff%
Number of Function Calls10 10 0 0.0%
Incl. Wall Time (microsec)183 182 -1 -0.5%
Incl. Wall Time (microsec) per call 18 18 -0 -0.5%
Excl. Wall Time (microsec)54 55 1 1.9%
Incl. CPU (microsecs)190 189 -1 -0.5%
Incl. CPU (microsecs) per call 19 19 -0 -0.5%
Excl. CPU (microsec)50 52 2 4.0%
Incl. MemUse (bytes)2,676 2,676 0 0.0%
Incl. MemUse (bytes) per call 268 268 0 0.0%
Excl. MemUse (bytes)572 572 0 0.0%
Incl. PeakMemUse (bytes)2,264 2,264 0 0.0%
Incl. PeakMemUse (bytes) per call 226 226 0 0.0%
Excl. PeakMemUse (bytes)572 572 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% -1 -0.1% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function1 100.0% 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% -2 -200.0% -3 -300.0% 0 N/A% 0 N/A%