Diff Report
Run #519c60f26cf68: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c6200dd578: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #519c60f26cf68Run #519c6200dd578DiffDiff%
Number of Function Calls19 19 0 0.0%
Incl. Wall Time (microsec)3,585 3,676 91 2.5%
Incl. Wall Time (microsec) per call 189 193 5 2.5%
Excl. Wall Time (microsec)332 344 12 3.6%
Incl. CPU (microsecs)3,609 3,700 91 2.5%
Incl. CPU (microsecs) per call 190 195 5 2.5%
Excl. CPU (microsec)306 311 5 1.6%
Incl. MemUse (bytes)185,464 185,460 -4 -0.0%
Incl. MemUse (bytes) per call 9,761 9,761 -0 -0.0%
Excl. MemUse (bytes)27,968 27,968 0 0.0%
Incl. PeakMemUse (bytes)152,076 152,092 16 0.0%
Incl. PeakMemUse (bytes) per call 8,004 8,005 1 0.0%
Excl. PeakMemUse (bytes)12,988 12,988 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% 91 1.3% 91 1.3% -4 -0.0% 16 0.0%
Exclusive Metrics Diff for Current Function12 13.2% 5 5.5% 0 0.0% 0 0.0%
Parent functions
db_select0 N/A% 72 79.1% 72 79.1% -4 -100.0% 16 100.0%
Drupal\user\UserData::get0 N/A% 19 20.9% 20 22.0% 0 0.0% 0 0.0%
Drupal\views\Plugin\views\query\Sql::query0 N/A% -1 -1.1% -3 -3.3% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::countQuery0 N/A% 1 1.1% 2 2.2% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Query\Select::__construct0 N/A% 62 68.1% 69 75.8% -4 -100.0% 16 100.0%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 17 18.7% 17 18.7% 0 0.0% 0 0.0%