Diff Report
Run #52f30aadf2c65: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52f30b8747627: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for drupal_substr

drupal_substrRun #52f30aadf2c65Run #52f30b8747627DiffDiff%
Number of Function Calls74 74 0 0.0%
Incl. Wall Time (microsec)662 645 -17 -2.6%
Incl. Wall Time (microsec) per call 9 9 -0 -2.6%
Excl. Wall Time (microsec)195 199 4 2.1%
Incl. CPU (microsecs)707 684 -23 -3.3%
Incl. CPU (microsecs) per call 10 9 -0 -3.3%
Excl. CPU (microsec)187 183 -4 -2.1%
Incl. MemUse (bytes)10,176 10,176 0 0.0%
Incl. MemUse (bytes) per call 138 138 0 0.0%
Excl. MemUse (bytes)1,232 1,232 0 0.0%
Incl. PeakMemUse (bytes)4,128 4,128 0 0.0%
Incl. PeakMemUse (bytes) per call 56 56 0 0.0%
Excl. PeakMemUse (bytes)1,056 1,056 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% -17 -0.4% -23 -0.6% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function4 23.5% -4 -17.4% 0 N/A% 0 N/A%
Parent function
file_create_url0 N/A% -17 -100.0% -23 -100.0% 0 N/A% 0 N/A%
Child function
Drupal\Component\Utility\Unicode::substr0 N/A% -21 -123.5% -19 -82.6% 0 N/A% 0 N/A%