Diff Report
Run #51af3d98520b7: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51af435181b2e: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for drupal_substr

drupal_substrRun #51af3d98520b7Run #51af435181b2eDiffDiff%
Number of Function Calls11 11 0 0.0%
Incl. Wall Time (microsec)150 150 0 0.0%
Incl. Wall Time (microsec) per call 14 14 0 0.0%
Excl. Wall Time (microsec)41 37 -4 -9.8%
Incl. CPU (microsecs)159 155 -4 -2.5%
Incl. CPU (microsecs) per call 14 14 -0 -2.5%
Excl. CPU (microsec)41 34 -7 -17.1%
Incl. MemUse (bytes)4,920 4,920 0 0.0%
Incl. MemUse (bytes) per call 447 447 0 0.0%
Excl. MemUse (bytes)1,056 1,056 0 0.0%
Incl. PeakMemUse (bytes)704 704 0 0.0%
Incl. PeakMemUse (bytes) per call 64 64 0 0.0%
Excl. PeakMemUse (bytes)704 704 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% 0 0.0% -4 -0.4% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-4 N/A% -7 -175.0% 0 N/A% 0 N/A%
Parent function
file_create_url0 N/A% 0 N/A% -4 -100.0% 0 N/A% 0 N/A%
Child function
Drupal\Component\Utility\Unicode::substr0 N/A% 4 N/A% 3 75.0% 0 N/A% 0 N/A%