Diff Report
Run #534ad8dec7444: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #534ad972c8c0d: 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 #534ad8dec7444Run #534ad972c8c0dDiffDiff%
Number of Function Calls8 8 0 0.0%
Incl. Wall Time (microsec)1,282 1,281 -1 -0.1%
Incl. Wall Time (microsec) per call 160 160 -0 -0.1%
Excl. Wall Time (microsec)390 394 4 1.0%
Incl. CPU (microsecs)1,293 1,289 -4 -0.3%
Incl. CPU (microsecs) per call 162 161 -1 -0.3%
Excl. CPU (microsec)294 306 12 4.1%
Incl. MemUse (bytes)37,256 37,256 0 0.0%
Incl. MemUse (bytes) per call 4,657 4,657 0 0.0%
Excl. MemUse (bytes)7,420 7,420 0 0.0%
Incl. PeakMemUse (bytes)24,088 24,088 0 0.0%
Incl. PeakMemUse (bytes) per call 3,011 3,011 0 0.0%
Excl. PeakMemUse (bytes)4,000 4,000 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% -1 -0.1% -4 -0.7% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function4 400.0% 12 300.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Entity\Query\Sql\Query::execute0 N/A% -1 -100.0% -4 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::select0 N/A% -17 -1700.0% -24 -600.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityType::getKey0 N/A% 10 1000.0% 7 175.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::addMetaData0 N/A% 2 200.0% -3 -75.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::addTag0 N/A% 0 0.0% 7 175.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityType::getBaseTable0 N/A% 0 0.0% -1 -25.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityType::getDataTable0 N/A% 0 0.0% -2 -50.0% 0 N/A% 0 N/A%