Diff Report
Run #51ec227a9cea0: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec243650361: 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 #51ec227a9cea0Run #51ec243650361DiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)162 175 13 8.0%
Incl. Wall Time (microsec) per call 81 88 7 8.0%
Excl. Wall Time (microsec)80 84 4 5.0%
Incl. CPU (microsecs)166 177 11 6.6%
Incl. CPU (microsecs) per call 83 89 6 6.6%
Excl. CPU (microsec)64 59 -5 -7.8%
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)17,320 17,320 0 0.0%
Incl. PeakMemUse (bytes) per call 8,660 8,660 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% 13 0.2% 11 0.2% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function4 30.8% -5 -45.5% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Query\Select::countQuery0 N/A% 13 100.0% 11 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Query\Select::__clone0 N/A% 5 38.5% 5 45.5% 0 N/A% 0 N/A%
array_keys0 N/A% 2 15.4% 5 45.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::addExpression0 N/A% 1 7.7% 3 27.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::getOrderBy0 N/A% 1 7.7% 1 9.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::getExpressions0 N/A% 0 0.0% 2 18.2% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::getFields0 N/A% 0 0.0% -2 -18.2% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::getGroupBy0 N/A% 0 0.0% 1 9.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::havingConditions0 N/A% 0 0.0% 1 9.1% 0 N/A% 0 N/A%