Diff Report
Run #539201f8938f4: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #5392041970f3f: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Entity\Query\Sql\Query::prepare

Drupal\Core\Entity\Query\Sql\Query::prepareRun #539201f8938f4Run #5392041970f3fDiffDiff%
Number of Function Calls4 4 0 0.0%
Incl. Wall Time (microsec)629 614 -15 -2.4%
Incl. Wall Time (microsec) per call 157 154 -4 -2.4%
Excl. Wall Time (microsec)208 201 -7 -3.4%
Incl. CPU (microsecs)635 630 -5 -0.8%
Incl. CPU (microsecs) per call 159 158 -1 -0.8%
Excl. CPU (microsec)150 167 17 11.3%
Incl. MemUse (bytes)20,968 20,968 0 0.0%
Incl. MemUse (bytes) per call 5,242 5,242 0 0.0%
Excl. MemUse (bytes)4,604 4,604 0 0.0%
Incl. PeakMemUse (bytes)15,264 15,264 0 0.0%
Incl. PeakMemUse (bytes) per call 3,816 3,816 0 0.0%
Excl. PeakMemUse (bytes)2,856 2,856 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Entity\Query\Sql\Query::prepare [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\Entity\Query\Sql\Query::prepare0 N/A% -15 -1.0% -5 -0.2% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-7 -46.7% 17 340.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Entity\Query\Sql\Query::execute0 N/A% -15 -100.0% -5 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::select0 N/A% -5 -33.3% -5 -100.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityType::getKey0 N/A% 2 13.3% 3 60.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::addMetaData0 N/A% -2 -13.3% -6 -120.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::addTag0 N/A% -1 -6.7% -8 -160.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityType::getBaseTable0 N/A% -1 -6.7% -3 -60.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityType::getDataTable0 N/A% -1 -6.7% -3 -60.0% 0 N/A% 0 N/A%