Diff Report
Run #53d4352fc0c61: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #53d436500e2ac: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for drupal_substr

drupal_substrRun #53d4352fc0c61Run #53d436500e2acDiffDiff%
Number of Function Calls13 13 0 0.0%
Incl. Wall Time (microsec)148 137 -11 -7.4%
Incl. Wall Time (microsec) per call 11 11 -1 -7.4%
Excl. Wall Time (microsec)49 45 -4 -8.2%
Incl. CPU (microsecs)161 143 -18 -11.2%
Incl. CPU (microsecs) per call 12 11 -1 -11.2%
Excl. CPU (microsec)54 28 -26 -48.1%
Incl. MemUse (bytes)5,264 5,264 0 0.0%
Incl. MemUse (bytes) per call 405 405 0 0.0%
Excl. MemUse (bytes)1,232 1,232 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% -11 -0.2% -18 -0.3% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-4 -36.4% -26 -144.4% 0 N/A% 0 N/A%
Parent function
file_create_url0 N/A% -11 -100.0% -18 -100.0% 0 N/A% 0 N/A%
Child function
Drupal\Component\Utility\Unicode::substr0 N/A% -7 -63.6% 8 44.4% 0 N/A% 0 N/A%