Diff Report
Run #519fe7ae1f6cc: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fe8e1e5eca: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for drupal_substr

drupal_substrRun #519fe7ae1f6ccRun #519fe8e1e5ecaDiffDiff%
Number of Function Calls21 21 0 0.0%
Incl. Wall Time (microsec)264 259 -5 -1.9%
Incl. Wall Time (microsec) per call 13 12 -0 -1.9%
Excl. Wall Time (microsec)79 74 -5 -6.3%
Incl. CPU (microsecs)281 281 0 0.0%
Incl. CPU (microsecs) per call 13 13 0 0.0%
Excl. CPU (microsec)66 75 9 13.6%
Incl. MemUse (bytes)5,936 5,936 0 0.0%
Incl. MemUse (bytes) per call 283 283 0 0.0%
Excl. MemUse (bytes)1,088 1,088 0 0.0%
Incl. PeakMemUse (bytes)3,656 3,656 0 0.0%
Incl. PeakMemUse (bytes) per call 174 174 0 0.0%
Excl. PeakMemUse (bytes)848 848 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% -5 -1.8% 0 0.0% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-5 -100.0% 9 N/A% 0 N/A% 0 N/A%
Parent function
file_create_url0 N/A% -5 -100.0% 0 N/A% 0 N/A% 0 N/A%
Child function
Drupal\Component\Utility\Unicode::substr0 N/A% 0 0.0% -9 N/A% 0 N/A% 0 N/A%