Diff Report
Run #519c116ac5313: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c13f61d210: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #519c116ac5313Run #519c13f61d210DiffDiff%
Number of Function Calls22 22 0 0.0%
Incl. Wall Time (microsec)4,032 3,931 -101 -2.5%
Incl. Wall Time (microsec) per call 183 179 -5 -2.5%
Excl. Wall Time (microsec)381 377 -4 -1.0%
Incl. CPU (microsecs)4,073 3,971 -102 -2.5%
Incl. CPU (microsecs) per call 185 181 -5 -2.5%
Excl. CPU (microsec)366 358 -8 -2.2%
Incl. MemUse (bytes)196,156 196,156 0 0.0%
Incl. MemUse (bytes) per call 8,916 8,916 0 0.0%
Excl. MemUse (bytes)31,912 31,912 0 0.0%
Incl. PeakMemUse (bytes)155,256 155,256 0 0.0%
Incl. PeakMemUse (bytes) per call 7,057 7,057 0 0.0%
Excl. PeakMemUse (bytes)13,672 13,672 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% -101 -11.1% -102 -14.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-4 -4.0% -8 -7.8% 0 N/A% 0 N/A%
Parent functions
Drupal\user\UserData::get0 N/A% -97 -96.0% -97 -95.1% 0 N/A% 0 N/A%
db_select0 N/A% -4 -4.0% -3 -2.9% 0 N/A% 0 N/A%
Drupal\views\Plugin\views\query\Sql::query0 N/A% -1 -1.0% -2 -2.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::countQuery0 N/A% 1 1.0% 0 0.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::getDriverClass0 N/A% -90 -89.1% -83 -81.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::__construct0 N/A% -7 -6.9% -11 -10.8% 0 N/A% 0 N/A%