Diff Report
Run #519d44ffb3845: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519d45fd795a4: 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 #519d44ffb3845Run #519d45fd795a4DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)161 175 14 8.7%
Incl. Wall Time (microsec) per call 161 175 14 8.7%
Excl. Wall Time (microsec)70 76 6 8.6%
Incl. CPU (microsecs)166 181 15 9.0%
Incl. CPU (microsecs) per call 166 181 15 9.0%
Excl. CPU (microsec)59 64 5 8.5%
Incl. MemUse (bytes)14,048 14,048 0 0.0%
Incl. MemUse (bytes) per call 14,048 14,048 0 0.0%
Excl. MemUse (bytes)3,096 3,096 0 0.0%
Incl. PeakMemUse (bytes)11,800 11,800 0 0.0%
Incl. PeakMemUse (bytes) per call 11,800 11,800 0 0.0%
Excl. PeakMemUse (bytes)2,996 2,996 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% 14 0.0% 15 0.0% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function6 42.9% 5 33.3% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Query\Select::countQuery0 N/A% 14 100.0% 15 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Query\Select::__clone0 N/A% 6 42.9% 6 40.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::havingConditions0 N/A% 1 7.1% 1 6.7% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::getFields0 N/A% 1 7.1% -1 -6.7% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::getOrderBy0 N/A% 0 0.0% 1 6.7% 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::getExpressions0 N/A% 0 0.0% 1 6.7% 0 N/A% 0 N/A%
array_keys0 N/A% 0 0.0% 2 13.3% 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%