Diff Report
Run #52f2e60305388: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52f2e62091f2c: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Query\Select::preExecute

Drupal\Core\Database\Query\Select::preExecuteRun #52f2e60305388Run #52f2e62091f2cDiffDiff%
Number of Function Calls13 13 0 0.0%
Incl. Wall Time (microsec)1,333 1,469 136 10.2%
Incl. Wall Time (microsec) per call 103 113 10 10.2%
Excl. Wall Time (microsec)109 112 3 2.8%
Incl. CPU (microsecs)1,344 1,486 142 10.6%
Incl. CPU (microsecs) per call 103 114 11 10.6%
Excl. CPU (microsec)97 111 14 14.4%
Incl. MemUse (bytes)47,208 47,232 24 0.1%
Incl. MemUse (bytes) per call 3,631 3,633 2 0.1%
Excl. MemUse (bytes)4,128 4,128 0 0.0%
Incl. PeakMemUse (bytes)59,704 59,744 40 0.1%
Incl. PeakMemUse (bytes) per call 4,593 4,596 3 0.1%
Excl. PeakMemUse (bytes)6,552 6,552 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Query\Select::preExecute [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::preExecute0 N/A% 136 9.7% 142 5.1% 24 11.5% 40 5.6%
Exclusive Metrics Diff for Current Function3 2.2% 14 9.9% 0 0.0% 0 0.0%
Parent functions
Drupal\views\Plugin\views\query\Sql::execute0 N/A% 122 89.7% 123 86.6% 24 100.0% 40 100.0%
Drupal\Core\Database\Query\Select::execute0 N/A% 13 9.6% 17 12.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::__toString0 N/A% 1 0.7% 2 1.4% 0 0.0% 0 0.0%
Child functions
drupal_alter0 N/A% 132 97.1% 132 93.0% 24 100.0% 40 100.0%
Drupal\Core\Database\Query\Select::preExecute@10 N/A% 2 1.5% 1 0.7% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::isPrepared0 N/A% -1 -0.7% -5 -3.5% 0 0.0% 0 0.0%