Diff Report
Run #519fedcae68c3: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #519ff0715b88b: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for drupal_substr

drupal_substrRun #519fedcae68c3Run #519ff0715b88bDiffDiff%
Number of Function Calls20 20 0 0.0%
Incl. Wall Time (microsec)172 178 6 3.5%
Incl. Wall Time (microsec) per call 9 9 0 3.5%
Excl. Wall Time (microsec)53 50 -3 -5.7%
Incl. CPU (microsecs)185 196 11 5.9%
Incl. CPU (microsecs) per call 9 10 1 5.9%
Excl. CPU (microsec)48 51 3 6.2%
Incl. MemUse (bytes)5,856 5,856 0 0.0%
Incl. MemUse (bytes) per call 293 293 0 0.0%
Excl. MemUse (bytes)1,088 1,088 0 0.0%
Incl. PeakMemUse (bytes)840 784 -56 -6.7%
Incl. PeakMemUse (bytes) per call 42 39 -3 -6.7%
Excl. PeakMemUse (bytes)840 784 -56 -6.7%

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 0.5% 11 0.7% 0 0.0% -56 -0.1%
Exclusive Metrics Diff for Current Function-3 -50.0% 3 27.3% 0 N/A% -56 -100.0%
Parent function
file_create_url0 N/A% 6 100.0% 11 100.0% 0 N/A% -56 -100.0%
Child function
Drupal\Component\Utility\Unicode::substr0 N/A% 9 150.0% 8 72.7% 0 N/A% 0 0.0%