Diff Report
Run #5219624c55207: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #521962849973a: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #5219624c55207Run #521962849973aDiffDiff%
Number of Function Calls5 5 0 0.0%
Incl. Wall Time (microsec)872 825 -47 -5.4%
Incl. Wall Time (microsec) per call 174 165 -9 -5.4%
Excl. Wall Time (microsec)50 48 -2 -4.0%
Incl. CPU (microsecs)882 838 -44 -5.0%
Incl. CPU (microsecs) per call 176 168 -9 -5.0%
Excl. CPU (microsec)50 52 2 4.0%
Incl. MemUse (bytes)202,080 202,080 0 0.0%
Incl. MemUse (bytes) per call 40,416 40,416 0 0.0%
Excl. MemUse (bytes)6,144 6,144 0 0.0%
Incl. PeakMemUse (bytes)197,536 197,536 0 0.0%
Incl. PeakMemUse (bytes) per call 39,507 39,507 0 0.0%
Excl. PeakMemUse (bytes)5,720 5,720 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% -47 -88.7% -44 -34.9% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-2 -4.3% 2 4.5% 0 N/A% 0 N/A%
Parent functions
Drupal\views\Plugin\views\query\Sql::query0 N/A% -46 -97.9% -44 -100.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Merge::execute0 N/A% 4 8.5% 4 9.1% 0 N/A% 0 N/A%
db_select0 N/A% -3 -6.4% -2 -4.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::countQuery0 N/A% -2 -4.3% -2 -4.5% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::getDriverClass0 N/A% -43 -91.5% -45 -102.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::__construct0 N/A% -2 -4.3% -1 -2.3% 0 N/A% 0 N/A%