Diff Report
Run #52e4a1c03557c: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52e4a222581ef: 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 #52e4a1c03557cRun #52e4a222581efDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)56 96 40 71.4%
Incl. Wall Time (microsec) per call 56 96 40 71.4%
Excl. Wall Time (microsec)29 67 38 131.0%
Incl. CPU (microsecs)57 100 43 75.4%
Incl. CPU (microsecs) per call 57 100 43 75.4%
Excl. CPU (microsec)21 58 37 176.2%
Incl. MemUse (bytes)16,272 16,272 0 0.0%
Incl. MemUse (bytes) per call 16,272 16,272 0 0.0%
Excl. MemUse (bytes)4,560 4,560 0 0.0%
Incl. PeakMemUse (bytes)15,816 15,816 0 0.0%
Incl. PeakMemUse (bytes) per call 15,816 15,816 0 0.0%
Excl. PeakMemUse (bytes)5,024 5,024 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% 40 8.1% 43 20.3% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function38 95.0% 37 86.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Query\Select::countQuery0 N/A% 40 100.0% 43 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Query\Select::__clone0 N/A% 2 5.0% 3 7.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::addExpression0 N/A% -1 -2.5% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::havingConditions0 N/A% 1 2.5% 1 2.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::getOrderBy0 N/A% 0 0.0% 1 2.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::getExpressions0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::getFields0 N/A% 0 0.0% 1 2.3% 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%
array_keys0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%