Diff Report
Run #51ec485525502: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec491641923: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for drupal_substr

drupal_substrRun #51ec485525502Run #51ec491641923DiffDiff%
Number of Function Calls72 72 0 0.0%
Incl. Wall Time (microsec)603 597 -6 -1.0%
Incl. Wall Time (microsec) per call 8 8 -0 -1.0%
Excl. Wall Time (microsec)208 209 1 0.5%
Incl. CPU (microsecs)635 623 -12 -1.9%
Incl. CPU (microsecs) per call 9 9 -0 -1.9%
Excl. CPU (microsec)163 167 4 2.5%
Incl. MemUse (bytes)10,048 10,048 0 0.0%
Incl. MemUse (bytes) per call 140 140 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% -6 -0.4% -12 -0.7% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function1 16.7% 4 33.3% 0 N/A% 0 N/A%
Parent function
file_create_url0 N/A% -6 -100.0% -12 -100.0% 0 N/A% 0 N/A%
Child function
Drupal\Component\Utility\Unicode::substr0 N/A% -7 -116.7% -16 -133.3% 0 N/A% 0 N/A%