Diff Report
Run #53920b950c201: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #53920bd97d62d: 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 #53920b950c201Run #53920bd97d62dDiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)4,283 4,178 -105 -2.5%
Incl. Wall Time (microsec) per call 2,142 2,089 -53 -2.5%
Excl. Wall Time (microsec)110 107 -3 -2.7%
Incl. CPU (microsecs)2,458 2,353 -105 -4.3%
Incl. CPU (microsecs) per call 1,229 1,177 -53 -4.3%
Excl. CPU (microsec)82 79 -3 -3.7%
Incl. MemUse (bytes)136,624 136,624 0 0.0%
Incl. MemUse (bytes) per call 68,312 68,312 0 0.0%
Excl. MemUse (bytes)-9,632 -9,632 0 0.0%
Incl. PeakMemUse (bytes)146,584 146,584 0 0.0%
Incl. PeakMemUse (bytes) per call 73,292 73,292 0 0.0%
Excl. PeakMemUse (bytes)1,576 1,576 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% -105 -23.0% -105 -23.9% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-3 -2.9% -3 -2.9% 0 N/A% 0 N/A%
Parent function
Drupal\Core\KeyValueStore\DatabaseStorageExpirable::setWithExpire0 N/A% -105 -100.0% -105 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Driver\mysql\Insert::execute0 N/A% -197 -187.6% -87 -82.9% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::execute0 N/A% 81 77.1% -33 -31.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::insert0 N/A% 19 18.1% 19 18.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::select0 N/A% -4 -3.8% -3 -2.9% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchField0 N/A% -1 -1.0% 0 0.0% 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%
Drupal\Core\Database\Query\Insert::fields0 N/A% 0 0.0% 1 1.0% 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 1.0% 0 N/A% 0 N/A%