Diff Report
Run #519d45fd795a4: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519d44ffb3845: 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 #519d45fd795a4Run #519d44ffb3845DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)175 161 -14 -8.0%
Incl. Wall Time (microsec) per call 175 161 -14 -8.0%
Excl. Wall Time (microsec)76 70 -6 -7.9%
Incl. CPU (microsecs)181 166 -15 -8.3%
Incl. CPU (microsecs) per call 181 166 -15 -8.3%
Excl. CPU (microsec)64 59 -5 -7.8%
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 Function-6 -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%