Diff Report
Run #519be9a13e594: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519bea2c59e7a: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Component\Utility\Unicode::substr

Drupal\Component\Utility\Unicode::substrRun #519be9a13e594Run #519bea2c59e7aDiffDiff%
Number of Function Calls18 18 0 0.0%
Incl. Wall Time (microsec)289 288 -1 -0.3%
Incl. Wall Time (microsec) per call 16 16 -0 -0.3%
Excl. Wall Time (microsec)185 185 0 0.0%
Incl. CPU (microsecs)310 306 -4 -1.3%
Incl. CPU (microsecs) per call 17 17 -0 -1.3%
Excl. CPU (microsec)169 158 -11 -6.5%
Incl. MemUse (bytes)7,700 7,700 0 0.0%
Incl. MemUse (bytes) per call 428 428 0 0.0%
Excl. MemUse (bytes)1,656 1,656 0 0.0%
Incl. PeakMemUse (bytes)10,484 10,484 0 0.0%
Incl. PeakMemUse (bytes) per call 582 582 0 0.0%
Excl. PeakMemUse (bytes)5,296 5,296 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% -1 -0.1% -4 -9.5% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function0 0.0% -11 -275.0% 0 N/A% 0 N/A%
Parent functions
drupal_substr0 N/A% -1 -100.0% -2 -50.0% 0 N/A% 0 N/A%
Drupal\Component\Utility\Unicode::truncate0 N/A% 0 0.0% -2 -50.0% 0 N/A% 0 N/A%
Child functions
mb_substr0 N/A% -1 -100.0% 4 100.0% 0 N/A% 0 N/A%
Drupal\Component\Utility\Unicode::getStatus0 N/A% 0 0.0% 3 75.0% 0 N/A% 0 N/A%