Diff Report
Run #519eb486908e7: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519eb5243677d: 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 #519eb486908e7Run #519eb5243677dDiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)302 304 2 0.7%
Incl. Wall Time (microsec) per call 151 152 1 0.7%
Excl. Wall Time (microsec)130 128 -2 -1.5%
Incl. CPU (microsecs)306 310 4 1.3%
Incl. CPU (microsecs) per call 153 155 2 1.3%
Excl. CPU (microsec)96 93 -3 -3.1%
Incl. MemUse (bytes)19,952 19,952 0 0.0%
Incl. MemUse (bytes) per call 9,976 9,976 0 0.0%
Excl. MemUse (bytes)4,488 4,488 0 0.0%
Incl. PeakMemUse (bytes)14,892 14,892 0 0.0%
Incl. PeakMemUse (bytes) per call 7,446 7,446 0 0.0%
Excl. PeakMemUse (bytes)4,000 4,000 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% 2 0.1% 4 0.4% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-2 -100.0% -3 -75.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Query\Select::countQuery0 N/A% 2 100.0% 4 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Query\Select::__clone0 N/A% 2 100.0% 2 50.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::havingConditions0 N/A% 1 50.0% -1 -25.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::getFields0 N/A% 1 50.0% 1 25.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::getOrderBy0 N/A% 0 0.0% 2 50.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::addExpression0 N/A% 0 0.0% 1 25.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::getExpressions0 N/A% 0 0.0% 1 25.0% 0 N/A% 0 N/A%
array_keys0 N/A% 0 0.0% 1 25.0% 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%