Diff Report
Run #539206aca7ae8: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #539205a48c548: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Query\Select::prepareCountQuery

Drupal\Core\Database\Query\Select::prepareCountQueryRun #539206aca7ae8Run #539205a48c548DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)115 106 -9 -7.8%
Incl. Wall Time (microsec) per call 115 106 -9 -7.8%
Excl. Wall Time (microsec)73 62 -11 -15.1%
Incl. CPU (microsecs)117 109 -8 -6.8%
Incl. CPU (microsecs) per call 117 109 -8 -6.8%
Excl. CPU (microsec)53 46 -7 -13.2%
Incl. MemUse (bytes)10,608 10,608 0 0.0%
Incl. MemUse (bytes) per call 10,608 10,608 0 0.0%
Excl. MemUse (bytes)3,600 3,600 0 0.0%
Incl. PeakMemUse (bytes)1,876 1,876 0 0.0%
Incl. PeakMemUse (bytes) per call 1,876 1,876 0 0.0%
Excl. PeakMemUse (bytes)844 844 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Query\Select::prepareCountQuery [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::prepareCountQuery0 N/A% -9 -0.2% -8 -0.2% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-11 -122.2% -7 -87.5% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Query\Select::countQuery0 N/A% -9 -100.0% -8 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Query\Select::__clone0 N/A% 1 11.1% 1 12.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::havingConditions0 N/A% 1 11.1% 1 12.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::addExpression0 N/A% 0 0.0% 1 12.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::getOrderBy0 N/A% 0 0.0% -1 -12.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::getExpressions0 N/A% 0 0.0% -1 -12.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::getFields0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::getGroupBy0 N/A% 0 0.0% 1 12.5% 0 N/A% 0 N/A%
array_keys0 N/A% 0 0.0% -3 -37.5% 0 N/A% 0 N/A%