Diff Report
Run #519fbf2154a5e: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fc2983e6a9: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for drupal_substr

drupal_substrRun #519fbf2154a5eRun #519fc2983e6a9DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)32 31 -1 -3.1%
Incl. Wall Time (microsec) per call 11 10 -0 -3.1%
Excl. Wall Time (microsec)9 9 0 0.0%
Incl. CPU (microsecs)0 0 0 N/A%
Incl. CPU (microsecs) per call 0 0 0 N/A%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)2,508 2,508 0 0.0%
Incl. MemUse (bytes) per call 836 836 0 0.0%
Excl. MemUse (bytes)588 588 0 0.0%
Incl. PeakMemUse (bytes)372 488 116 31.2%
Incl. PeakMemUse (bytes) per call 124 163 39 31.2%
Excl. PeakMemUse (bytes)372 488 116 31.2%

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 -0.1% 0 0.0% 0 0.0% 116 0.1%
Exclusive Metrics Diff for Current Function0 0.0% 0 N/A% 0 N/A% 116 100.0%
Parent function
file_create_url0 N/A% -1 -100.0% 0 N/A% 0 N/A% 116 100.0%
Child function
Drupal\Component\Utility\Unicode::substr0 N/A% -1 -100.0% 0 N/A% 0 N/A% 0 0.0%