Diff Report
Run #52c862c126d67: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52c8629919553: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_substr

drupal_substrRun #52c862c126d67Run #52c8629919553DiffDiff%
Number of Function Calls89 89 0 0.0%
Incl. Wall Time (microsec)565 559 -6 -1.1%
Incl. Wall Time (microsec) per call 6 6 -0 -1.1%
Excl. Wall Time (microsec)182 184 2 1.1%
Incl. CPU (microsecs)608 592 -16 -2.6%
Incl. CPU (microsecs) per call 7 7 -0 -2.6%
Excl. CPU (microsec)170 152 -18 -10.6%
Incl. MemUse (bytes)11,408 11,408 0 0.0%
Incl. MemUse (bytes) per call 128 128 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 49 49 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% -6 -0.9% -16 -2.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function2 33.3% -18 -112.5% 0 N/A% 0 N/A%
Parent function
file_create_url0 N/A% -6 -100.0% -16 -100.0% 0 N/A% 0 N/A%
Child function
Drupal\Component\Utility\Unicode::substr0 N/A% -8 -133.3% 2 12.5% 0 N/A% 0 N/A%