Diff Report
Run #519c03b86b1ec: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c045f200ea: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #519c03b86b1ecRun #519c045f200eaDiffDiff%
Number of Function Calls8 8 0 0.0%
Incl. Wall Time (microsec)2,516 2,498 -18 -0.7%
Incl. Wall Time (microsec) per call 315 312 -2 -0.7%
Excl. Wall Time (microsec)144 144 0 0.0%
Incl. CPU (microsecs)2,531 2,510 -21 -0.8%
Incl. CPU (microsecs) per call 316 314 -3 -0.8%
Excl. CPU (microsec)143 134 -9 -6.3%
Incl. MemUse (bytes)146,248 146,248 0 0.0%
Incl. MemUse (bytes) per call 18,281 18,281 0 0.0%
Excl. MemUse (bytes)13,488 13,488 0 0.0%
Incl. PeakMemUse (bytes)139,308 139,308 0 0.0%
Incl. PeakMemUse (bytes) per call 17,414 17,414 0 0.0%
Excl. PeakMemUse (bytes)10,088 10,088 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 -0.8% -21 -2.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function0 0.0% -9 -42.9% 0 N/A% 0 N/A%
Parent functions
Drupal\user\UserData::get0 N/A% -10 -55.6% -9 -42.9% 0 N/A% 0 N/A%
db_select0 N/A% -6 -33.3% -10 -47.6% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::countQuery0 N/A% -3 -16.7% -3 -14.3% 0 N/A% 0 N/A%
Drupal\views\Plugin\views\query\Sql::query0 N/A% 1 5.6% 1 4.8% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Query\Select::__construct0 N/A% -12 -66.7% -9 -42.9% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% -6 -33.3% -3 -14.3% 0 N/A% 0 N/A%