Diff Report
Run #52907577b0b08: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #5290760896b28: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for drupal_substr

drupal_substrRun #52907577b0b08Run #5290760896b28DiffDiff%
Number of Function Calls18 18 0 0.0%
Incl. Wall Time (microsec)166 175 9 5.4%
Incl. Wall Time (microsec) per call 9 10 1 5.4%
Excl. Wall Time (microsec)52 48 -4 -7.7%
Incl. CPU (microsecs)178 186 8 4.5%
Incl. CPU (microsecs) per call 10 10 0 4.5%
Excl. CPU (microsec)51 45 -6 -11.8%
Incl. MemUse (bytes)5,696 5,696 0 0.0%
Incl. MemUse (bytes) per call 316 316 0 0.0%
Excl. MemUse (bytes)1,088 1,088 0 0.0%
Incl. PeakMemUse (bytes)1,048 1,048 0 0.0%
Incl. PeakMemUse (bytes) per call 58 58 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% 9 0.4% 8 0.4% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-4 -44.4% -6 -75.0% 0 N/A% 0 N/A%
Parent function
file_create_url0 N/A% 9 100.0% 8 100.0% 0 N/A% 0 N/A%
Child function
Drupal\Component\Utility\Unicode::substr0 N/A% 13 144.4% 14 175.0% 0 N/A% 0 N/A%