Diff Report
Run #519d9d94433aa: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519d9cf28420e: 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 #519d9d94433aaRun #519d9cf28420eDiffDiff%
Number of Function Calls12 12 0 0.0%
Incl. Wall Time (microsec)3,656 3,655 -1 -0.0%
Incl. Wall Time (microsec) per call 305 305 -0 -0.0%
Excl. Wall Time (microsec)133 132 -1 -0.8%
Incl. CPU (microsecs)3,670 3,673 3 0.1%
Incl. CPU (microsecs) per call 306 306 0 0.1%
Excl. CPU (microsec)121 128 7 5.8%
Incl. MemUse (bytes)670,880 670,888 8 0.0%
Incl. MemUse (bytes) per call 55,907 55,907 1 0.0%
Excl. MemUse (bytes)34,248 34,248 0 0.0%
Incl. PeakMemUse (bytes)638,840 638,832 -8 -0.0%
Incl. PeakMemUse (bytes) per call 53,237 53,236 -1 -0.0%
Excl. PeakMemUse (bytes)11,472 11,472 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% -1 -0.0% 3 0.3% 8 0.0% -8 -0.0%
Exclusive Metrics Diff for Current Function-1 -100.0% 7 233.3% 0 0.0% 0 0.0%
Parent functions
Drupal\views\Plugin\views\query\Sql::query0 N/A% -24 -2400.0% -25 -833.3% -8 -100.0% -8 -100.0%
db_select0 N/A% 23 2300.0% 24 800.0% 16 200.0% 0 0.0%
Drupal\Core\Database\Query\Merge::execute0 N/A% 2 200.0% 3 100.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::countQuery0 N/A% -2 -200.0% 1 33.3% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Query\Select::__construct0 N/A% 72 7200.0% 73 2433.3% 16 200.0% 0 0.0%
Drupal\Core\Database\Connection::getDriverClass0 N/A% -72 -7200.0% -77 -2566.7% -8 -100.0% -8 -100.0%