Diff Report
Run #52353e715a325: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52353d82849e7: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #52353e715a325Run #52353d82849e7DiffDiff%
Number of Function Calls10 10 0 0.0%
Incl. Wall Time (microsec)3,851 3,951 100 2.6%
Incl. Wall Time (microsec) per call 385 395 10 2.6%
Excl. Wall Time (microsec)115 138 23 20.0%
Incl. CPU (microsecs)3,868 3,965 97 2.5%
Incl. CPU (microsecs) per call 387 397 10 2.5%
Excl. CPU (microsec)113 117 4 3.5%
Incl. MemUse (bytes)476,616 476,520 -96 -0.0%
Incl. MemUse (bytes) per call 47,662 47,652 -10 -0.0%
Excl. MemUse (bytes)9,112 9,112 0 0.0%
Incl. PeakMemUse (bytes)463,912 463,840 -72 -0.0%
Incl. PeakMemUse (bytes) per call 46,391 46,384 -7 -0.0%
Excl. PeakMemUse (bytes)7,056 7,064 8 0.1%

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% 100 1.5% 97 1.6% -96 -0.1% -72 -0.1%
Exclusive Metrics Diff for Current Function23 23.0% 4 4.1% 0 0.0% 8 11.1%
Parent functions
Drupal\user\UserData::get0 N/A% 34 34.0% 33 34.0% -96 -100.0% -160 -222.2%
Drupal\Core\Entity\DatabaseStorageController::buildQuery0 N/A% 19 19.0% 18 18.6% 0 0.0% 0 0.0%
Drupal\views\Plugin\views\query\Sql::query0 N/A% 15 15.0% 14 14.4% 0 0.0% 0 0.0%
db_select0 N/A% 15 15.0% 15 15.5% 0 0.0% 0 0.0%
Drupal\Core\Entity\Query\Sql\Query::prepare0 N/A% 13 13.0% 12 12.4% 0 0.0% 88 122.2%
Drupal\Core\Database\Query\Select::countQuery0 N/A% 4 4.0% 5 5.2% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Connection::getDriverClass0 N/A% 55 55.0% 60 61.9% -64 -66.7% -384 -533.3%
Drupal\Core\Database\Query\Select::__construct0 N/A% 22 22.0% 33 34.0% -32 -33.3% 304 422.2%