Diff Report
Run #5422297e7f32f: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #542229efabc5e: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_substr

drupal_substrRun #5422297e7f32fRun #542229efabc5eDiffDiff%
Number of Function Calls7 7 0 0.0%
Incl. Wall Time (microsec)93 88 -5 -5.4%
Incl. Wall Time (microsec) per call 13 13 -1 -5.4%
Excl. Wall Time (microsec)25 23 -2 -8.0%
Incl. CPU (microsecs)99 93 -6 -6.1%
Incl. CPU (microsecs) per call 14 13 -1 -6.1%
Excl. CPU (microsec)25 21 -4 -16.0%
Incl. MemUse (bytes)4,824 4,824 0 0.0%
Incl. MemUse (bytes) per call 689 689 0 0.0%
Excl. MemUse (bytes)1,088 1,088 0 0.0%
Incl. PeakMemUse (bytes)3,960 3,960 0 0.0%
Incl. PeakMemUse (bytes) per call 566 566 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% -5 -1.0% -6 -1.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-2 -40.0% -4 -66.7% 0 N/A% 0 N/A%
Parent function
file_create_url0 N/A% -5 -100.0% -6 -100.0% 0 N/A% 0 N/A%
Child function
Drupal\Component\Utility\Unicode::substr0 N/A% -3 -60.0% -2 -33.3% 0 N/A% 0 N/A%