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

Drupal\Core\Database\Connection::selectRun #53195bb0cc668Run #53195a48b6f09DiffDiff%
Number of Function Calls12 12 0 0.0%
Incl. Wall Time (microsec)2,386 2,412 26 1.1%
Incl. Wall Time (microsec) per call 199 201 2 1.1%
Excl. Wall Time (microsec)98 104 6 6.1%
Incl. CPU (microsecs)2,400 2,429 29 1.2%
Incl. CPU (microsecs) per call 200 202 2 1.2%
Excl. CPU (microsec)86 98 12 14.0%
Incl. MemUse (bytes)302,600 302,608 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)248,104 248,344 240 0.1%
Incl. PeakMemUse (bytes) per call 20,675 20,695 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 Function6 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%