Diff Report
Run #51ec489b18752: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec485525502: 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 #51ec489b18752Run #51ec485525502DiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)182 163 -19 -10.4%
Incl. Wall Time (microsec) per call 91 82 -10 -10.4%
Excl. Wall Time (microsec)100 79 -21 -21.0%
Incl. CPU (microsecs)185 165 -20 -10.8%
Incl. CPU (microsecs) per call 93 83 -10 -10.8%
Excl. CPU (microsec)56 59 3 5.4%
Incl. MemUse (bytes)32,328 32,328 0 0.0%
Incl. MemUse (bytes) per call 16,164 16,164 0 0.0%
Excl. MemUse (bytes)9,360 9,360 0 0.0%
Incl. PeakMemUse (bytes)17,144 17,144 0 0.0%
Incl. PeakMemUse (bytes) per call 8,572 8,572 0 0.0%
Excl. PeakMemUse (bytes)5,152 5,152 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% -19 -1.9% -20 -5.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-21 -110.5% 3 15.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Query\Select::countQuery0 N/A% -19 -100.0% -20 -100.0% 0 N/A% 0 N/A%
Child functions
array_keys0 N/A% -1 -5.3% -2 -10.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::__clone0 N/A% 1 5.3% 2 10.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::havingConditions0 N/A% 1 5.3% -1 -5.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::getOrderBy0 N/A% 1 5.3% 2 10.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::addExpression0 N/A% 0 0.0% 1 5.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::getFields0 N/A% 0 0.0% -19 -95.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::getGroupBy0 N/A% 0 0.0% -3 -15.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::getExpressions0 N/A% 0 0.0% -3 -15.0% 0 N/A% 0 N/A%