Diff Report
Run #53920bd97d62d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #53920b950c201: 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 #53920bd97d62dRun #53920b950c201DiffDiff%
Number of Function Calls5 5 0 0.0%
Incl. Wall Time (microsec)790 750 -40 -5.1%
Incl. Wall Time (microsec) per call 158 150 -8 -5.1%
Excl. Wall Time (microsec)252 248 -4 -1.6%
Incl. CPU (microsecs)796 754 -42 -5.3%
Incl. CPU (microsecs) per call 159 151 -8 -5.3%
Excl. CPU (microsec)202 181 -21 -10.4%
Incl. MemUse (bytes)25,060 25,060 0 0.0%
Incl. MemUse (bytes) per call 5,012 5,012 0 0.0%
Excl. MemUse (bytes)5,308 5,308 0 0.0%
Incl. PeakMemUse (bytes)16,936 16,936 0 0.0%
Incl. PeakMemUse (bytes) per call 3,387 3,387 0 0.0%
Excl. PeakMemUse (bytes)3,208 3,208 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% -40 -8.8% -42 -9.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-4 -10.0% -21 -50.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Entity\Query\Sql\Query::execute0 N/A% -40 -100.0% -42 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::select0 N/A% -27 -67.5% -27 -64.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::addTag0 N/A% -3 -7.5% 2 4.8% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::addMetaData0 N/A% -3 -7.5% 4 9.5% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityType::getKey0 N/A% -2 -5.0% 1 2.4% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityType::getBaseTable0 N/A% -1 -2.5% -1 -2.4% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityType::getDataTable0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%