Diff Report
Run #519e62c02d767: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519e636f9416a: 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 #519e62c02d767Run #519e636f9416aDiffDiff%
Number of Function Calls14 14 0 0.0%
Incl. Wall Time (microsec)1,465 1,490 25 1.7%
Incl. Wall Time (microsec) per call 105 106 2 1.7%
Excl. Wall Time (microsec)118 130 12 10.2%
Incl. CPU (microsecs)1,483 1,505 22 1.5%
Incl. CPU (microsecs) per call 106 108 2 1.5%
Excl. CPU (microsec)111 121 10 9.0%
Incl. MemUse (bytes)53,520 53,520 0 0.0%
Incl. MemUse (bytes) per call 3,823 3,823 0 0.0%
Excl. MemUse (bytes)4,128 4,128 0 0.0%
Incl. PeakMemUse (bytes)70,728 70,664 -64 -0.1%
Incl. PeakMemUse (bytes) per call 5,052 5,047 -5 -0.1%
Excl. PeakMemUse (bytes)5,104 5,104 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% 25 0.2% 22 0.1% 0 0.0% -64 -0.1%
Exclusive Metrics Diff for Current Function12 48.0% 10 45.5% 0 N/A% 0 0.0%
Parent functions
Drupal\Core\Database\Query\Select::execute0 N/A% 33 132.0% 32 145.5% 0 N/A% 0 0.0%
Drupal\views\Plugin\views\query\Sql::execute0 N/A% -8 -32.0% -9 -40.9% 0 N/A% -64 -100.0%
Drupal\Core\Database\Query\Select::__toString0 N/A% 0 0.0% -1 -4.5% 0 N/A% 0 0.0%
Child functions
drupal_alter0 N/A% 21 84.0% 19 86.4% 0 N/A% -64 -100.0%
Drupal\Core\Database\Query\Select::isPrepared0 N/A% -8 -32.0% -8 -36.4% 0 N/A% 0 0.0%
Drupal\Core\Database\Query\Select::preExecute@10 N/A% 0 0.0% 1 4.5% 0 N/A% 0 0.0%