Diff Report
Run #5391fd5a43e70: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #5391fc871e91d: 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 #5391fd5a43e70Run #5391fc871e91dDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)108 103 -5 -4.6%
Incl. Wall Time (microsec) per call 108 103 -5 -4.6%
Excl. Wall Time (microsec)65 62 -3 -4.6%
Incl. CPU (microsecs)110 106 -4 -3.6%
Incl. CPU (microsecs) per call 110 106 -4 -3.6%
Excl. CPU (microsec)47 43 -4 -8.5%
Incl. MemUse (bytes)10,604 10,596 -8 -0.1%
Incl. MemUse (bytes) per call 10,604 10,596 -8 -0.1%
Excl. MemUse (bytes)3,600 3,600 0 0.0%
Incl. PeakMemUse (bytes)1,876 1,868 -8 -0.4%
Incl. PeakMemUse (bytes) per call 1,876 1,868 -8 -0.4%
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% -5 -0.3% -4 -1.0% -8 -0.0% -8 -0.0%
Exclusive Metrics Diff for Current Function-3 -60.0% -4 -100.0% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Database\Query\Select::countQuery0 N/A% -5 -100.0% -4 -100.0% -8 -100.0% -8 -100.0%
Child functions
Drupal\Core\Database\Query\Select::getGroupBy0 N/A% -1 -20.0% 1 25.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::havingConditions0 N/A% -1 -20.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::addExpression0 N/A% 0 0.0% -2 -50.0% -8 -100.0% -8 -100.0%
Drupal\Core\Database\Query\Select::getOrderBy0 N/A% 0 0.0% -1 -25.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::getExpressions0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::getFields0 N/A% 0 0.0% 2 50.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::__clone0 N/A% 0 0.0% 1 25.0% 0 0.0% 0 0.0%
array_keys0 N/A% 0 0.0% -1 -25.0% 0 0.0% 0 0.0%