Diff Report
Run #534ad972c8c0d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #534ad8dec7444: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Query\Select::extend

Drupal\Core\Database\Query\Select::extendRun #534ad972c8c0dRun #534ad8dec7444DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)714 745 31 4.3%
Incl. Wall Time (microsec) per call 714 745 31 4.3%
Excl. Wall Time (microsec)36 38 2 5.6%
Incl. CPU (microsecs)716 747 31 4.3%
Incl. CPU (microsecs) per call 716 747 31 4.3%
Excl. CPU (microsec)27 28 1 3.7%
Incl. MemUse (bytes)44,640 44,640 0 0.0%
Incl. MemUse (bytes) per call 44,640 44,640 0 0.0%
Excl. MemUse (bytes)912 912 0 0.0%
Incl. PeakMemUse (bytes)44,268 44,268 0 0.0%
Incl. PeakMemUse (bytes) per call 44,268 44,268 0 0.0%
Excl. PeakMemUse (bytes)1,112 1,112 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Query\Select::extend [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\Core\Database\Query\Select::extend0 N/A% 31 2.1% 31 5.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function2 6.5% 1 3.2% 0 N/A% 0 N/A%
Parent function
comment_get_thread0 N/A% 31 100.0% 31 100.0% 0 N/A% 0 N/A%
Child functions
class_exists0 N/A% 20 64.5% 21 67.7% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 7 22.6% 7 22.6% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\PagerSelectExtender::__construct0 N/A% 3 9.7% 2 6.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% -1 -3.2% 0 0.0% 0 N/A% 0 N/A%