Diff Report
Run #51ca5a4995c23: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51ca5ac5912c3: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Unicode::substr

Drupal\Component\Utility\Unicode::substrRun #51ca5a4995c23Run #51ca5ac5912c3DiffDiff%
Number of Function Calls40 40 0 0.0%
Incl. Wall Time (microsec)389 404 15 3.9%
Incl. Wall Time (microsec) per call 10 10 0 3.9%
Excl. Wall Time (microsec)238 257 19 8.0%
Incl. CPU (microsecs)413 424 11 2.7%
Incl. CPU (microsecs) per call 10 11 0 2.7%
Excl. CPU (microsec)218 218 0 0.0%
Incl. MemUse (bytes)6,368 6,368 0 0.0%
Incl. MemUse (bytes) per call 159 159 0 0.0%
Excl. MemUse (bytes)3,472 3,472 0 0.0%
Incl. PeakMemUse (bytes)152 152 0 0.0%
Incl. PeakMemUse (bytes) per call 4 4 0 0.0%
Excl. PeakMemUse (bytes)152 152 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Component\Utility\Unicode::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\Component\Utility\Unicode::substr0 N/A% 15 4.3% 11 0.7% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function19 126.7% 0 0.0% 0 N/A% 0 N/A%
Parent function
drupal_substr0 N/A% 15 100.0% 11 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Component\Utility\Unicode::getStatus0 N/A% -3 -20.0% 7 63.6% 0 N/A% 0 N/A%
mb_substr0 N/A% -1 -6.7% 4 36.4% 0 N/A% 0 N/A%