Diff Report
Run #51ec485525502: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec491641923: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Query\Merge::execute

Drupal\Core\Database\Query\Merge::executeRun #51ec485525502Run #51ec491641923DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,512 1,449 -63 -4.2%
Incl. Wall Time (microsec) per call 1,512 1,449 -63 -4.2%
Excl. Wall Time (microsec)55 61 6 10.9%
Incl. CPU (microsecs)852 873 21 2.5%
Incl. CPU (microsecs) per call 852 873 21 2.5%
Excl. CPU (microsec)39 45 6 15.4%
Incl. MemUse (bytes)75,952 75,952 0 0.0%
Incl. MemUse (bytes) per call 75,952 75,952 0 0.0%
Excl. MemUse (bytes)-8,288 -8,288 0 0.0%
Incl. PeakMemUse (bytes)66,144 66,144 0 0.0%
Incl. PeakMemUse (bytes) per call 66,144 66,144 0 0.0%
Excl. PeakMemUse (bytes)3,224 3,224 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Query\Merge::execute [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\Merge::execute0 N/A% -63 -4.1% 21 1.2% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function6 9.5% 6 28.6% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::doSet0 N/A% -63 -100.0% 21 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Query\Update::execute0 N/A% -82 -130.2% 11 52.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::execute0 N/A% 13 20.6% 3 14.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::update0 N/A% -1 -1.6% 1 4.8% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::select0 N/A% 1 1.6% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Update::fields0 N/A% 0 0.0% -1 -4.8% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Update::condition0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchField0 N/A% 0 0.0% 2 9.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::addExpression0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
count0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::condition0 N/A% 0 0.0% -1 -4.8% 0 N/A% 0 N/A%