Diff Report
Run #517c76da9b0d3: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517c75d3de7c7: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Query\Select::__construct

Drupal\Core\Database\Query\Select::__constructRun #517c76da9b0d3Run #517c75d3de7c7DiffDiff%
Number of Function Calls3 4 1 33.3%
Incl. Wall Time (microsec)263 299 36 13.7%
Incl. Wall Time (microsec) per call 88 75 -13 -14.7%
Excl. Wall Time (microsec)59 77 18 30.5%
Incl. CPU (microsecs)266 303 37 13.9%
Incl. CPU (microsecs) per call 89 76 -13 -14.6%
Excl. CPU (microsec)46 62 16 34.8%
Incl. MemUse (bytes)38,592 41,216 2,624 6.8%
Incl. MemUse (bytes) per call 12,864 10,304 -2,560 -19.9%
Excl. MemUse (bytes)4,264 5,000 736 17.3%
Incl. PeakMemUse (bytes)35,712 38,312 2,600 7.3%
Incl. PeakMemUse (bytes) per call 11,904 9,578 -2,326 -19.5%
Excl. PeakMemUse (bytes)3,896 4,904 1,008 25.9%

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::__construct1 20.0% 36 0.0% 37 0.0% 2,624 1.1% 2,600 0.7%
Exclusive Metrics Diff for Current Function18 50.0% 16 43.2% 736 28.0% 1,008 38.8%
Parent function
Drupal\Core\Database\Connection::select1 100.0% 36 100.0% 37 100.0% 2,624 100.0% 2,600 100.0%
Child functions
Drupal\Core\Database\Query\Query::__construct1 25.0% 9 25.0% 12 32.4% 144 5.5% 480 18.5%
Drupal\Core\Database\Query\Condition::__construct2 50.0% 5 13.9% 3 8.1% 608 23.2% 512 19.7%
Drupal\Core\Database\Query\Select::addJoin1 25.0% 2 5.6% 4 10.8% 1,136 43.3% 600 23.1%
Symfony\Component\ClassLoader\ClassLoader::loadClass0 0.0% 2 5.6% 2 5.4% 0 0.0% 0 0.0%