Diff Report
Run #51978cc86c728: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51978d2b1f3d1: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_substr

drupal_substrRun #51978cc86c728Run #51978d2b1f3d1DiffDiff%
Number of Function Calls8 8 0 0.0%
Incl. Wall Time (microsec)80 79 -1 -1.2%
Incl. Wall Time (microsec) per call 10 10 -0 -1.2%
Excl. Wall Time (microsec)22 21 -1 -4.5%
Incl. CPU (microsecs)87 88 1 1.1%
Incl. CPU (microsecs) per call 11 11 0 1.1%
Excl. CPU (microsec)23 22 -1 -4.3%
Incl. MemUse (bytes)4,904 4,904 0 0.0%
Incl. MemUse (bytes) per call 613 613 0 0.0%
Excl. MemUse (bytes)1,088 1,088 0 0.0%
Incl. PeakMemUse (bytes)888 888 0 0.0%
Incl. PeakMemUse (bytes) per call 111 111 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% -1 -0.2% 1 0.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-1 -100.0% -1 -100.0% 0 N/A% 0 N/A%
Parent function
file_create_url0 N/A% -1 -100.0% 1 100.0% 0 N/A% 0 N/A%
Child function
Drupal\Component\Utility\Unicode::substr0 N/A% 0 0.0% 2 200.0% 0 N/A% 0 N/A%