Diff Report
Run #519eb486908e7: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519eb57e9174a: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Component\Utility\Unicode::substr

Drupal\Component\Utility\Unicode::substrRun #519eb486908e7Run #519eb57e9174aDiffDiff%
Number of Function Calls29 29 0 0.0%
Incl. Wall Time (microsec)490 513 23 4.7%
Incl. Wall Time (microsec) per call 17 18 1 4.7%
Excl. Wall Time (microsec)289 299 10 3.5%
Incl. CPU (microsecs)515 541 26 5.0%
Incl. CPU (microsecs) per call 18 19 1 5.0%
Excl. CPU (microsec)255 283 28 11.0%
Incl. MemUse (bytes)14,144 14,144 0 0.0%
Incl. MemUse (bytes) per call 488 488 0 0.0%
Excl. MemUse (bytes)1,920 1,920 0 0.0%
Incl. PeakMemUse (bytes)22,988 22,988 0 0.0%
Incl. PeakMemUse (bytes) per call 793 793 0 0.0%
Excl. PeakMemUse (bytes)11,640 11,640 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Component\Utility\Unicode::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\Component\Utility\Unicode::substr0 N/A% 23 1.3% 26 1.4% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function10 43.5% 28 107.7% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Utility\Unicode::truncate0 N/A% 24 104.3% 28 107.7% 0 N/A% 0 N/A%
drupal_substr0 N/A% -1 -4.3% -2 -7.7% 0 N/A% 0 N/A%
Child functions
mb_substr0 N/A% 13 56.5% 0 0.0% 0 N/A% 0 N/A%
Drupal\Component\Utility\Unicode::getStatus0 N/A% 0 0.0% -2 -7.7% 0 N/A% 0 N/A%