Diff Report
Run #51ec5ca916d7d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec5cfb002ea: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Query\Select::countQuery

Drupal\Core\Database\Query\Select::countQueryRun #51ec5ca916d7dRun #51ec5cfb002eaDiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)296 281 -15 -5.1%
Incl. Wall Time (microsec) per call 148 141 -8 -5.1%
Excl. Wall Time (microsec)25 23 -2 -8.0%
Incl. CPU (microsecs)297 283 -14 -4.7%
Incl. CPU (microsecs) per call 149 142 -7 -4.7%
Excl. CPU (microsec)20 17 -3 -15.0%
Incl. MemUse (bytes)43,712 43,712 0 0.0%
Incl. MemUse (bytes) per call 21,856 21,856 0 0.0%
Excl. MemUse (bytes)1,896 1,896 0 0.0%
Incl. PeakMemUse (bytes)25,272 25,272 0 0.0%
Incl. PeakMemUse (bytes) per call 12,636 12,636 0 0.0%
Excl. PeakMemUse (bytes)1,744 1,744 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Query\Select::countQuery [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\Query\Select::countQuery0 N/A% -15 -1.0% -14 -14.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-2 -13.3% -3 -21.4% 0 N/A% 0 N/A%
Parent function
Drupal\views\Plugin\views\query\Sql::execute0 N/A% -15 -100.0% -14 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Query\Select::prepareCountQuery0 N/A% -8 -53.3% -9 -64.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::select0 N/A% -5 -33.3% -3 -21.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::addExpression0 N/A% 0 0.0% 1 7.1% 0 N/A% 0 N/A%