Diff Report
Run #51ec66a5a877d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec623000e0c: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #51ec66a5a877dRun #51ec623000e0cDiffDiff%
Number of Function Calls15 15 0 0.0%
Incl. Wall Time (microsec)1,314 1,305 -9 -0.7%
Incl. Wall Time (microsec) per call 88 87 -1 -0.7%
Excl. Wall Time (microsec)119 116 -3 -2.5%
Incl. CPU (microsecs)1,335 1,326 -9 -0.7%
Incl. CPU (microsecs) per call 89 88 -1 -0.7%
Excl. CPU (microsec)110 117 7 6.4%
Incl. MemUse (bytes)249,608 249,632 24 0.0%
Incl. MemUse (bytes) per call 16,641 16,642 2 0.0%
Excl. MemUse (bytes)11,280 11,280 0 0.0%
Incl. PeakMemUse (bytes)223,976 223,960 -16 -0.0%
Incl. PeakMemUse (bytes) per call 14,932 14,931 -1 -0.0%
Excl. PeakMemUse (bytes)8,184 8,184 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% -9 -0.4% -9 -0.3% 24 0.0% -16 -0.0%
Exclusive Metrics Diff for Current Function-3 -33.3% 7 77.8% 0 0.0% 0 0.0%
Parent functions
Drupal\user\UserData::get0 N/A% -8 -88.9% -8 -88.9% 24 100.0% -16 -100.0%
Drupal\views\Plugin\views\query\Sql::query0 N/A% -7 -77.8% -9 -100.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Merge::execute0 N/A% 4 44.4% 4 44.4% 0 0.0% 0 0.0%
db_select0 N/A% 2 22.2% 1 11.1% 0 0.0% 0 0.0%
Drupal\Core\Entity\DatabaseStorageControllerNG::buildQuery0 N/A% 1 11.1% 5 55.6% 0 0.0% 0 0.0%
Drupal\Core\Entity\DatabaseStorageControllerNG::attachPropertyData0 N/A% -1 -11.1% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::countQuery0 N/A% 0 0.0% -2 -22.2% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Connection::getDriverClass0 N/A% -5 -55.6% -10 -111.1% 24 100.0% -16 -100.0%
Drupal\Core\Database\Query\Select::__construct0 N/A% -1 -11.1% -6 -66.7% 0 0.0% 0 0.0%