Diff Report
Run #51ec51f5849d9: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec517fc2424: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for drupal_substr

drupal_substrRun #51ec51f5849d9Run #51ec517fc2424DiffDiff%
Number of Function Calls71 71 0 0.0%
Incl. Wall Time (microsec)596 582 -14 -2.3%
Incl. Wall Time (microsec) per call 8 8 -0 -2.3%
Excl. Wall Time (microsec)203 201 -2 -1.0%
Incl. CPU (microsecs)627 614 -13 -2.1%
Incl. CPU (microsecs) per call 9 9 -0 -2.1%
Excl. CPU (microsec)164 169 5 3.0%
Incl. MemUse (bytes)9,936 9,936 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% -14 -0.5% -13 -0.4% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-2 -14.3% 5 38.5% 0 N/A% 0 N/A%
Parent function
file_create_url0 N/A% -14 -100.0% -13 -100.0% 0 N/A% 0 N/A%
Child function
Drupal\Component\Utility\Unicode::substr0 N/A% -12 -85.7% -18 -138.5% 0 N/A% 0 N/A%