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

Drupal\Core\Database\Connection::selectRun #523f26a22745bRun #523f27f8820baDiffDiff%
Number of Function Calls14 14 0 0.0%
Incl. Wall Time (microsec)3,429 3,386 -43 -1.3%
Incl. Wall Time (microsec) per call 245 242 -3 -1.3%
Excl. Wall Time (microsec)138 132 -6 -4.3%
Incl. CPU (microsecs)3,450 3,415 -35 -1.0%
Incl. CPU (microsecs) per call 246 244 -3 -1.0%
Excl. CPU (microsec)125 132 7 5.6%
Incl. MemUse (bytes)448,080 448,112 32 0.0%
Incl. MemUse (bytes) per call 32,006 32,008 2 0.0%
Excl. MemUse (bytes)11,856 11,856 0 0.0%
Incl. PeakMemUse (bytes)422,264 422,360 96 0.0%
Incl. PeakMemUse (bytes) per call 30,162 30,169 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 Function-6 -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%