Diff Report
Run #519fc84e17238: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fc53e46a65: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for drupal_substr

drupal_substrRun #519fc84e17238Run #519fc53e46a65DiffDiff%
Number of Function Calls12 12 0 0.0%
Incl. Wall Time (microsec)67 65 -2 -3.0%
Incl. Wall Time (microsec) per call 6 5 -0 -3.0%
Excl. Wall Time (microsec)20 18 -2 -10.0%
Incl. CPU (microsecs)0 0 0 N/A%
Incl. CPU (microsecs) per call 0 0 0 N/A%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)5,248 5,248 0 0.0%
Incl. MemUse (bytes) per call 437 437 0 0.0%
Excl. MemUse (bytes)1,088 1,088 0 0.0%
Incl. PeakMemUse (bytes)3,768 3,768 0 0.0%
Incl. PeakMemUse (bytes) per call 314 314 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% -2 -0.4% 0 0.0% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-2 -100.0% 0 N/A% 0 N/A% 0 N/A%
Parent function
file_create_url0 N/A% -2 -100.0% 0 N/A% 0 N/A% 0 N/A%
Child function
Drupal\Component\Utility\Unicode::substr0 N/A% 0 0.0% 0 N/A% 0 N/A% 0 N/A%