Diff Report
Run #53920b950c201: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #53920c043e98b: 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 #53920c043e98bDiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)4,283 4,253 -30 -0.7%
Incl. Wall Time (microsec) per call 2,142 2,127 -15 -0.7%
Excl. Wall Time (microsec)110 106 -4 -3.6%
Incl. CPU (microsecs)2,458 2,339 -119 -4.8%
Incl. CPU (microsecs) per call 1,229 1,170 -60 -4.8%
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% -30 -8.4% -119 -63.6% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-4 -13.3% -3 -2.5% 0 N/A% 0 N/A%
Parent function
Drupal\Core\KeyValueStore\DatabaseStorageExpirable::setWithExpire0 N/A% -30 -100.0% -119 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Driver\mysql\Insert::execute0 N/A% -125 -416.7% -84 -70.6% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::execute0 N/A% 124 413.3% -8 -6.7% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::select0 N/A% -21 -70.0% -22 -18.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::insert0 N/A% -9 -30.0% -8 -6.7% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchField0 N/A% 8 26.7% 8 6.7% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Insert::fields0 N/A% -2 -6.7% -2 -1.7% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::condition0 N/A% -1 -3.3% -1 -0.8% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::addExpression0 N/A% 0 0.0% 2 1.7% 0 N/A% 0 N/A%
count0 N/A% 0 0.0% -1 -0.8% 0 N/A% 0 N/A%