Diff Report
Run #519d4cd4e396d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519d4dc9980f7: 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 #519d4cd4e396dRun #519d4dc9980f7DiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)551 581 30 5.4%
Incl. Wall Time (microsec) per call 276 291 15 5.4%
Excl. Wall Time (microsec)39 41 2 5.1%
Incl. CPU (microsecs)555 585 30 5.4%
Incl. CPU (microsecs) per call 278 293 15 5.4%
Excl. CPU (microsec)28 33 5 17.9%
Incl. MemUse (bytes)30,296 30,304 8 0.0%
Incl. MemUse (bytes) per call 15,148 15,152 4 0.0%
Excl. MemUse (bytes)1,032 1,032 0 0.0%
Incl. PeakMemUse (bytes)23,784 23,792 8 0.0%
Incl. PeakMemUse (bytes) per call 11,892 11,896 4 0.0%
Excl. PeakMemUse (bytes)1,044 1,044 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% 30 0.2% 30 0.2% 8 1.2% 8 1.2%
Exclusive Metrics Diff for Current Function2 6.7% 5 16.7% 0 0.0% 0 0.0%
Parent function
Drupal\views\Plugin\views\query\Sql::execute0 N/A% 30 100.0% 30 100.0% 8 100.0% 8 100.0%
Child functions
Drupal\Core\Database\Query\Select::prepareCountQuery0 N/A% 16 53.3% 15 50.0% 8 100.0% 8 100.0%
Drupal\Core\Database\Connection::select0 N/A% 12 40.0% 11 36.7% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::addExpression0 N/A% 0 0.0% -1 -3.3% 0 0.0% 0 0.0%