Diff Report
Run #51b032b631491: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51b033ccbc666: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for drupal_substr

drupal_substrRun #51b032b631491Run #51b033ccbc666DiffDiff%
Number of Function Calls64 64 0 0.0%
Incl. Wall Time (microsec)480 494 14 2.9%
Incl. Wall Time (microsec) per call 8 8 0 2.9%
Excl. Wall Time (microsec)142 138 -4 -2.8%
Incl. CPU (microsecs)533 544 11 2.1%
Incl. CPU (microsecs) per call 8 9 0 2.1%
Excl. CPU (microsec)139 140 1 0.7%
Incl. MemUse (bytes)9,376 9,376 0 0.0%
Incl. MemUse (bytes) per call 147 147 0 0.0%
Excl. MemUse (bytes)1,088 1,088 0 0.0%
Incl. PeakMemUse (bytes)880 880 0 0.0%
Incl. PeakMemUse (bytes) per call 14 14 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% 14 0.1% 11 0.1% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-4 -28.6% 1 9.1% 0 N/A% 0 N/A%
Parent function
file_create_url0 N/A% 14 100.0% 11 100.0% 0 N/A% 0 N/A%
Child function
Drupal\Component\Utility\Unicode::substr0 N/A% 18 128.6% 10 90.9% 0 N/A% 0 N/A%