Diff Report
Run #53180b3960796: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #53180bc98020f: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for drupal_substr

drupal_substrRun #53180b3960796Run #53180bc98020fDiffDiff%
Number of Function Calls100 100 0 0.0%
Incl. Wall Time (microsec)821 824 3 0.4%
Incl. Wall Time (microsec) per call 8 8 0 0.4%
Excl. Wall Time (microsec)256 254 -2 -0.8%
Incl. CPU (microsecs)891 887 -4 -0.4%
Incl. CPU (microsecs) per call 9 9 -0 -0.4%
Excl. CPU (microsec)233 222 -11 -4.7%
Incl. MemUse (bytes)12,256 12,256 0 0.0%
Incl. MemUse (bytes) per call 123 123 0 0.0%
Excl. MemUse (bytes)1,232 1,232 0 0.0%
Incl. PeakMemUse (bytes)4,160 4,160 0 0.0%
Incl. PeakMemUse (bytes) per call 42 42 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% 3 0.1% -4 -0.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-2 -66.7% -11 -275.0% 0 N/A% 0 N/A%
Parent function
file_create_url0 N/A% 3 100.0% -4 -100.0% 0 N/A% 0 N/A%
Child function
Drupal\Component\Utility\Unicode::substr0 N/A% 5 166.7% 7 175.0% 0 N/A% 0 N/A%