Diff Report
Run #51f5bb078e5a7: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51f5bb45dd257: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #51f5bb078e5a7Run #51f5bb45dd257DiffDiff%
Number of Function Calls8 8 0 0.0%
Incl. Wall Time (microsec)1,007 993 -14 -1.4%
Incl. Wall Time (microsec) per call 126 124 -2 -1.4%
Excl. Wall Time (microsec)86 81 -5 -5.8%
Incl. CPU (microsecs)1,019 1,007 -12 -1.2%
Incl. CPU (microsecs) per call 127 126 -2 -1.2%
Excl. CPU (microsec)77 74 -3 -3.9%
Incl. MemUse (bytes)212,528 212,528 0 0.0%
Incl. MemUse (bytes) per call 26,566 26,566 0 0.0%
Excl. MemUse (bytes)8,624 8,624 0 0.0%
Incl. PeakMemUse (bytes)206,664 206,664 0 0.0%
Incl. PeakMemUse (bytes) per call 25,833 25,833 0 0.0%
Excl. PeakMemUse (bytes)7,752 7,752 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% -14 -1.9% -12 -10.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-5 -35.7% -3 -25.0% 0 N/A% 0 N/A%
Parent functions
Drupal\views\Plugin\views\query\Sql::query0 N/A% -12 -85.7% -11 -91.7% 0 N/A% 0 N/A%
Drupal\Core\Entity\DatabaseStorageControllerNG::attachPropertyData0 N/A% -4 -28.6% -4 -33.3% 0 N/A% 0 N/A%
Drupal\Core\Entity\DatabaseStorageControllerNG::buildQuery0 N/A% 4 28.6% 4 33.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::countQuery0 N/A% -2 -14.3% -1 -8.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Merge::execute0 N/A% -1 -7.1% -2 -16.7% 0 N/A% 0 N/A%
db_select0 N/A% 1 7.1% 2 16.7% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::getDriverClass0 N/A% -6 -42.9% -6 -50.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::__construct0 N/A% -3 -21.4% -3 -25.0% 0 N/A% 0 N/A%