Diff Report
Run #523f27f8820ba: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #523f26a22745b: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #523f27f8820baRun #523f26a22745bDiffDiff%
Number of Function Calls14 14 0 0.0%
Incl. Wall Time (microsec)3,386 3,429 43 1.3%
Incl. Wall Time (microsec) per call 242 245 3 1.3%
Excl. Wall Time (microsec)132 138 6 4.5%
Incl. CPU (microsecs)3,415 3,450 35 1.0%
Incl. CPU (microsecs) per call 244 246 3 1.0%
Excl. CPU (microsec)132 125 -7 -5.3%
Incl. MemUse (bytes)448,112 448,080 -32 -0.0%
Incl. MemUse (bytes) per call 32,008 32,006 -2 -0.0%
Excl. MemUse (bytes)11,856 11,856 0 0.0%
Incl. PeakMemUse (bytes)422,360 422,264 -96 -0.0%
Incl. PeakMemUse (bytes) per call 30,169 30,162 -7 -0.0%
Excl. PeakMemUse (bytes)6,768 6,768 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Connection::select [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\Connection::select0 N/A% 43 0.2% 35 0.1% -32 -0.0% -96 -0.1%
Exclusive Metrics Diff for Current Function6 14.0% -7 -20.0% 0 0.0% 0 0.0%
Parent functions
Drupal\Core\Entity\DatabaseStorageControllerNG::buildQuery0 N/A% 19 44.2% 17 48.6% 0 0.0% 0 0.0%
Drupal\user\UserData::get0 N/A% 10 23.3% 9 25.7% -40 -125.0% -96 -100.0%
Drupal\Core\Entity\Query\Sql\Query::prepare0 N/A% 7 16.3% 5 14.3% 0 0.0% 0 0.0%
Drupal\Core\Entity\DatabaseStorageControllerNG::attachPropertyData0 N/A% 5 11.6% 4 11.4% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::countQuery0 N/A% 3 7.0% 5 14.3% 0 0.0% 0 0.0%
Drupal\views\Plugin\views\query\Sql::query0 N/A% -3 -7.0% -6 -17.1% 0 0.0% 0 0.0%
Drupal\Core\Entity\DatabaseStorageController::buildQuery0 N/A% 1 2.3% -1 -2.9% 0 0.0% 0 0.0%
db_select0 N/A% 1 2.3% 2 5.7% 8 25.0% 0 0.0%
Child functions
Drupal\Core\Database\Query\Select::__construct0 N/A% 29 67.4% 32 91.4% -8 -25.0% 40 41.7%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 8 18.6% 10 28.6% -24 -75.0% -136 -141.7%