Diff Report
Run #519e633ddef65: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519e62c02d767: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #519e633ddef65Run #519e62c02d767DiffDiff%
Number of Function Calls12 12 0 0.0%
Incl. Wall Time (microsec)947 965 18 1.9%
Incl. Wall Time (microsec) per call 79 80 2 1.9%
Excl. Wall Time (microsec)86 88 2 2.3%
Incl. CPU (microsecs)960 975 15 1.6%
Incl. CPU (microsecs) per call 80 81 1 1.6%
Excl. CPU (microsec)76 77 1 1.3%
Incl. MemUse (bytes)214,536 214,536 0 0.0%
Incl. MemUse (bytes) per call 17,878 17,878 0 0.0%
Excl. MemUse (bytes)7,976 7,976 0 0.0%
Incl. PeakMemUse (bytes)141,504 141,504 0 0.0%
Incl. PeakMemUse (bytes) per call 11,792 11,792 0 0.0%
Excl. PeakMemUse (bytes)6,112 6,112 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% 18 4.6% 15 2.4% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function2 11.1% 1 6.7% 0 N/A% 0 N/A%
Parent functions
Drupal\views\Plugin\views\query\Sql::query0 N/A% 9 50.0% 7 46.7% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::countQuery0 N/A% 5 27.8% 3 20.0% 0 N/A% 0 N/A%
db_select0 N/A% 3 16.7% 3 20.0% 0 N/A% 0 N/A%
Drupal\user\UserData::get0 N/A% 1 5.6% 2 13.3% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Query\Select::__construct0 N/A% 15 83.3% 12 80.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 1 5.6% 2 13.3% 0 N/A% 0 N/A%