Diff Report
Run #519c153c76aa0: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c1681d41e5: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Component\Utility\Unicode::substr

Drupal\Component\Utility\Unicode::substrRun #519c153c76aa0Run #519c1681d41e5DiffDiff%
Number of Function Calls19 19 0 0.0%
Incl. Wall Time (microsec)239 242 3 1.3%
Incl. Wall Time (microsec) per call 13 13 0 1.3%
Excl. Wall Time (microsec)156 154 -2 -1.3%
Incl. CPU (microsecs)259 251 -8 -3.1%
Incl. CPU (microsecs) per call 14 13 -0 -3.1%
Excl. CPU (microsec)144 122 -22 -15.3%
Incl. MemUse (bytes)10,656 10,656 0 0.0%
Incl. MemUse (bytes) per call 561 561 0 0.0%
Excl. MemUse (bytes)3,104 3,104 0 0.0%
Incl. PeakMemUse (bytes)10,176 10,176 0 0.0%
Incl. PeakMemUse (bytes) per call 536 536 0 0.0%
Excl. PeakMemUse (bytes)5,184 5,184 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% 3 0.1% -8 -0.3% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-2 -66.7% -22 -275.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Utility\Unicode::truncate0 N/A% 3 100.0% -6 -75.0% 0 N/A% 0 N/A%
drupal_substr0 N/A% 0 0.0% -2 -25.0% 0 N/A% 0 N/A%
Child functions
mb_substr0 N/A% 4 133.3% 10 125.0% 0 N/A% 0 N/A%
Drupal\Component\Utility\Unicode::getStatus0 N/A% 1 33.3% 4 50.0% 0 N/A% 0 N/A%