Diff Report
Run #519e62c02d767: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519e633ddef65: 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 #519e62c02d767Run #519e633ddef65DiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)169 176 7 4.1%
Incl. Wall Time (microsec) per call 85 88 4 4.1%
Excl. Wall Time (microsec)79 86 7 8.9%
Incl. CPU (microsecs)172 177 5 2.9%
Incl. CPU (microsecs) per call 86 89 3 2.9%
Excl. CPU (microsec)63 55 -8 -12.7%
Incl. MemUse (bytes)30,808 30,808 0 0.0%
Incl. MemUse (bytes) per call 15,404 15,404 0 0.0%
Excl. MemUse (bytes)8,200 8,200 0 0.0%
Incl. PeakMemUse (bytes)16,440 16,440 0 0.0%
Incl. PeakMemUse (bytes) per call 8,220 8,220 0 0.0%
Excl. PeakMemUse (bytes)4,888 4,888 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% 7 1.8% 5 0.8% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function7 100.0% -8 -160.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Query\Select::countQuery0 N/A% 7 100.0% 5 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Query\Select::getExpressions0 N/A% 0 0.0% 2 40.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::addExpression0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::getOrderBy0 N/A% 0 0.0% -1 -20.0% 0 N/A% 0 N/A%
array_keys0 N/A% 0 0.0% 10 200.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::getFields0 N/A% 0 0.0% 1 20.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::getGroupBy0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::havingConditions0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::__clone0 N/A% 0 0.0% 1 20.0% 0 N/A% 0 N/A%