Diff Report
Run #51abc563dc23f: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51abc4cb0a647: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #51abc563dc23fRun #51abc4cb0a647DiffDiff%
Number of Function Calls7 7 0 0.0%
Incl. Wall Time (microsec)874 904 30 3.4%
Incl. Wall Time (microsec) per call 125 129 4 3.4%
Excl. Wall Time (microsec)72 73 1 1.4%
Incl. CPU (microsecs)886 916 30 3.4%
Incl. CPU (microsecs) per call 127 131 4 3.4%
Excl. CPU (microsec)65 65 0 0.0%
Incl. MemUse (bytes)201,024 201,024 0 0.0%
Incl. MemUse (bytes) per call 28,718 28,718 0 0.0%
Excl. MemUse (bytes)7,504 7,504 0 0.0%
Incl. PeakMemUse (bytes)134,376 134,376 0 0.0%
Incl. PeakMemUse (bytes) per call 19,197 19,197 0 0.0%
Excl. PeakMemUse (bytes)5,368 5,368 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 14.8% 30 24.4% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function1 3.3% 0 0.0% 0 N/A% 0 N/A%
Parent functions
Drupal\user\UserData::get0 N/A% 35 116.7% 34 113.3% 0 N/A% 0 N/A%
Drupal\Core\Entity\DatabaseStorageController::buildQuery0 N/A% -6 -20.0% -8 -26.7% 0 N/A% 0 N/A%
db_select0 N/A% 1 3.3% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Merge::execute0 N/A% 0 0.0% 4 13.3% 0 N/A% 0 N/A%
Drupal\field_sql_storage\Entity\Query::prepare0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::getDriverClass0 N/A% 20 66.7% 25 83.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::__construct0 N/A% 9 30.0% 5 16.7% 0 N/A% 0 N/A%