Diff Report
Run #51ec485525502: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec491641923: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Query\Select::__construct

Drupal\Core\Database\Query\Select::__constructRun #51ec485525502Run #51ec491641923DiffDiff%
Number of Function Calls23 23 0 0.0%
Incl. Wall Time (microsec)996 949 -47 -4.7%
Incl. Wall Time (microsec) per call 43 41 -2 -4.7%
Excl. Wall Time (microsec)326 327 1 0.3%
Incl. CPU (microsecs)1,015 973 -42 -4.1%
Incl. CPU (microsecs) per call 44 42 -2 -4.1%
Excl. CPU (microsec)253 264 11 4.3%
Incl. MemUse (bytes)92,896 92,896 0 0.0%
Incl. MemUse (bytes) per call 4,039 4,039 0 0.0%
Excl. MemUse (bytes)19,360 19,360 0 0.0%
Incl. PeakMemUse (bytes)65,984 67,264 1,280 1.9%
Incl. PeakMemUse (bytes) per call 2,869 2,925 56 1.9%
Excl. PeakMemUse (bytes)11,840 12,304 464 3.9%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Query\Select::__construct [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::__construct0 N/A% -47 -3.0% -42 -2.4% 0 0.0% 1,280 1.0%
Exclusive Metrics Diff for Current Function1 2.1% 11 26.2% 0 N/A% 464 36.2%
Parent function
Drupal\Core\Database\Connection::select0 N/A% -47 -100.0% -42 -100.0% 0 N/A% 1,280 100.0%
Child functions
Drupal\Core\Database\Query\Select::addJoin0 N/A% -41 -87.2% -49 -116.7% 0 N/A% 320 25.0%
Drupal\Core\Database\Query\Condition::__construct0 N/A% -6 -12.8% -3 -7.1% 0 N/A% 256 20.0%
Drupal\Core\Database\Query\Query::__construct0 N/A% -3 -6.4% -2 -4.8% 0 N/A% 240 18.8%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 2 4.3% 1 2.4% 0 N/A% 0 0.0%