Diff Report
Run #53195a48b6f09: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #53195bb0cc668: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #53195a48b6f09Run #53195bb0cc668DiffDiff%
Number of Function Calls12 12 0 0.0%
Incl. Wall Time (microsec)2,412 2,386 -26 -1.1%
Incl. Wall Time (microsec) per call 201 199 -2 -1.1%
Excl. Wall Time (microsec)104 98 -6 -5.8%
Incl. CPU (microsecs)2,429 2,400 -29 -1.2%
Incl. CPU (microsecs) per call 202 200 -2 -1.2%
Excl. CPU (microsec)98 86 -12 -12.2%
Incl. MemUse (bytes)302,608 302,600 -8 -0.0%
Incl. MemUse (bytes) per call 25,217 25,217 -1 -0.0%
Excl. MemUse (bytes)9,784 9,784 0 0.0%
Incl. PeakMemUse (bytes)248,344 248,104 -240 -0.1%
Incl. PeakMemUse (bytes) per call 20,695 20,675 -20 -0.1%
Excl. PeakMemUse (bytes)6,392 6,392 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% -26 -0.8% -29 -0.8% -8 -0.0% -240 -0.1%
Exclusive Metrics Diff for Current Function-6 -23.1% -12 -41.4% 0 0.0% 0 0.0%
Parent functions
Drupal\Core\Database\Query\Merge::execute0 N/A% -11 -42.3% -11 -37.9% -16 -200.0% -240 -100.0%
Drupal\Core\Entity\Query\Sql\Query::prepare0 N/A% -9 -34.6% -10 -34.5% 0 0.0% 0 0.0%
Drupal\Core\Entity\DatabaseStorageController::buildQuery0 N/A% -3 -11.5% -5 -17.2% 8 100.0% 0 0.0%
Drupal\Core\Entity\FieldableDatabaseStorageController::attachPropertyData0 N/A% -2 -7.7% -2 -6.9% 0 0.0% 0 0.0%
Drupal\Core\Entity\FieldableDatabaseStorageController::buildQuery0 N/A% -1 -3.8% 0 0.0% 0 0.0% 0 0.0%
db_select0 N/A% 0 0.0% -1 -3.4% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Query\Select::__construct0 N/A% -10 -38.5% -11 -37.9% 8 100.0% 0 0.0%
Drupal\Core\Database\Connection::getDriverClass0 N/A% -10 -38.5% -6 -20.7% -16 -200.0% -240 -100.0%