Diff Report
Run #519c60f26cf68: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c6200dd578: 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 #519c60f26cf68Run #519c6200dd578DiffDiff%
Number of Function Calls20 20 0 0.0%
Incl. Wall Time (microsec)2,404 2,386 -18 -0.7%
Incl. Wall Time (microsec) per call 120 119 -1 -0.7%
Excl. Wall Time (microsec)391 380 -11 -2.8%
Incl. CPU (microsecs)2,432 2,411 -21 -0.9%
Incl. CPU (microsecs) per call 122 121 -1 -0.9%
Excl. CPU (microsec)365 350 -15 -4.1%
Incl. MemUse (bytes)29,332 29,332 0 0.0%
Incl. MemUse (bytes) per call 1,467 1,467 0 0.0%
Excl. MemUse (bytes)2,432 2,432 0 0.0%
Incl. PeakMemUse (bytes)42,316 42,396 80 0.2%
Incl. PeakMemUse (bytes) per call 2,116 2,120 4 0.2%
Excl. PeakMemUse (bytes)3,984 4,120 136 3.4%

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% -18 -0.3% -21 -0.3% 0 0.0% 80 0.0%
Exclusive Metrics Diff for Current Function-11 -61.1% -15 -71.4% 0 N/A% 136 170.0%
Parent functions
Drupal\Core\Database\Query\Select::execute0 N/A% -18 -100.0% -20 -95.2% 0 N/A% 0 0.0%
Drupal\Core\Database\Query\Select::__toString0 N/A% 0 0.0% -1 -4.8% 0 N/A% 0 0.0%
Drupal\views\Plugin\views\query\Sql::execute0 N/A% 0 0.0% 0 0.0% 0 N/A% 80 100.0%
Child functions
drupal_alter0 N/A% -7 -38.9% -5 -23.8% 0 N/A% -56 -70.0%
Drupal\Core\Database\Query\Select::preExecute@10 N/A% 0 0.0% -1 -4.8% 0 N/A% 0 0.0%
Drupal\Core\Database\Query\Select::isPrepared0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 0.0%