Diff Report
Run #523e49a66dc20: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #523e4a8c453b2: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for drupal_substr

drupal_substrRun #523e49a66dc20Run #523e4a8c453b2DiffDiff%
Number of Function Calls29 29 0 0.0%
Incl. Wall Time (microsec)246 253 7 2.8%
Incl. Wall Time (microsec) per call 8 9 0 2.8%
Excl. Wall Time (microsec)69 70 1 1.4%
Incl. CPU (microsecs)269 280 11 4.1%
Incl. CPU (microsecs) per call 9 10 0 4.1%
Excl. CPU (microsec)61 72 11 18.0%
Incl. MemUse (bytes)6,576 6,576 0 0.0%
Incl. MemUse (bytes) per call 227 227 0 0.0%
Excl. MemUse (bytes)1,088 1,088 0 0.0%
Incl. PeakMemUse (bytes)3,920 3,920 0 0.0%
Incl. PeakMemUse (bytes) per call 135 135 0 0.0%
Excl. PeakMemUse (bytes)936 936 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% 7 0.1% 11 0.2% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function1 14.3% 11 100.0% 0 N/A% 0 N/A%
Parent function
file_create_url0 N/A% 7 100.0% 11 100.0% 0 N/A% 0 N/A%
Child function
Drupal\Component\Utility\Unicode::substr0 N/A% 6 85.7% 0 0.0% 0 N/A% 0 N/A%