Diff Report
Run #52c641a950046: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52c642960e9a6: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #52c641a950046Run #52c642960e9a6DiffDiff%
Number of Function Calls9 9 0 0.0%
Incl. Wall Time (microsec)781 751 -30 -3.8%
Incl. Wall Time (microsec) per call 87 83 -3 -3.8%
Excl. Wall Time (microsec)66 68 2 3.0%
Incl. CPU (microsecs)795 764 -31 -3.9%
Incl. CPU (microsecs) per call 88 85 -3 -3.9%
Excl. CPU (microsec)57 61 4 7.0%
Incl. MemUse (bytes)215,048 215,048 0 0.0%
Incl. MemUse (bytes) per call 23,894 23,894 0 0.0%
Excl. MemUse (bytes)8,904 8,904 0 0.0%
Incl. PeakMemUse (bytes)199,040 199,040 0 0.0%
Incl. PeakMemUse (bytes) per call 22,116 22,116 0 0.0%
Excl. PeakMemUse (bytes)6,192 6,192 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% -30 -1.0% -31 -1.2% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function2 6.7% 4 12.9% 0 N/A% 0 N/A%
Parent functions
Drupal\views\Plugin\views\query\Sql::query0 N/A% -32 -106.7% -30 -96.8% 0 N/A% 0 N/A%
Drupal\Core\Entity\FieldableDatabaseStorageController::buildQuery0 N/A% -4 -13.3% -4 -12.9% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::countQuery0 N/A% 3 10.0% 3 9.7% 0 N/A% 0 N/A%
Drupal\Core\Entity\FieldableDatabaseStorageController::attachPropertyData0 N/A% 3 10.0% -1 -3.2% 0 N/A% 0 N/A%
db_select0 N/A% 0 0.0% 1 3.2% 0 N/A% 0 N/A%
Drupal\Core\Entity\Query\Sql\Query::prepare0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Query\Select::__construct0 N/A% -28 -93.3% -28 -90.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% -4 -13.3% -7 -22.6% 0 N/A% 0 N/A%