Diff Report
Run #51f5bb45dd257: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51f5bb078e5a7: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Query\Merge::execute

Drupal\Core\Database\Query\Merge::executeRun #51f5bb45dd257Run #51f5bb078e5a7DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)2,287 2,218 -69 -3.0%
Incl. Wall Time (microsec) per call 2,287 2,218 -69 -3.0%
Excl. Wall Time (microsec)70 71 1 1.4%
Incl. CPU (microsecs)982 968 -14 -1.4%
Incl. CPU (microsecs) per call 982 968 -14 -1.4%
Excl. CPU (microsec)57 52 -5 -8.8%
Incl. MemUse (bytes)76,112 76,112 0 0.0%
Incl. MemUse (bytes) per call 76,112 76,112 0 0.0%
Excl. MemUse (bytes)-8,336 -8,336 0 0.0%
Incl. PeakMemUse (bytes)83,912 83,912 0 0.0%
Incl. PeakMemUse (bytes) per call 83,912 83,912 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% -69 -9.2% -14 -12.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function1 1.4% -5 -35.7% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::doSet0 N/A% -69 -100.0% -14 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Query\Update::execute0 N/A% -68 -98.6% -13 -92.9% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::update0 N/A% -3 -4.3% -2 -14.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::select0 N/A% 1 1.4% 2 14.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Update::fields0 N/A% 0 0.0% 0 0.0% 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\Query\Select::execute0 N/A% 0 0.0% 2 14.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::condition0 N/A% 0 0.0% 1 7.1% 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\Statement::fetchField0 N/A% 0 0.0% 1 7.1% 0 N/A% 0 N/A%