Diff Report
Run #519abf80bb905: XHProf Run (Namespace=drupal-perf-jenlampton)
vs.
Run #519ac1c42d00d: XHProf Run (Namespace=drupal-perf-jenlampton)
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Regression/Improvement summary for Drupal\Core\Database\Query\Merge::execute

Drupal\Core\Database\Query\Merge::executeRun #519abf80bb905Run #519ac1c42d00dDiffDiff%
Number of Function Calls 1 1 N/A%
Incl. Wall Time (microsec) 2,330 2,330 N/A%
Incl. Wall Time (microsec) per call N/A 2,330 2,330 N/A%
Excl. Wall Time (microsec) 87 87 N/A%
Incl. CPU (microsecs) 1,399 1,399 N/A%
Incl. CPU (microsecs) per call N/A 1,399 1,399 N/A%
Excl. CPU (microsec) 63 63 N/A%
Incl. MemUse (bytes) 16,456 16,456 N/A%
Incl. MemUse (bytes) per call N/A 16,456 16,456 N/A%
Excl. MemUse (bytes) -11,856 -11,856 N/A%
Incl. PeakMemUse (bytes) 21,496 21,496 N/A%
Incl. PeakMemUse (bytes) per call N/A 21,496 21,496 N/A%
Excl. PeakMemUse (bytes) 1,328 1,328 N/A%

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::execute1 10.0% 2,330 19.4% 1,399 9.7% 16,456 10.6% 21,496 1.6%
Exclusive Metrics Diff for Current Function87 3.7% 63 4.5% -11,856 -72.0% 1,328 6.2%
Parent function
_drupal_session_write1 100.0% 2,330 100.0% 1,399 100.0% 16,456 100.0% 21,496 100.0%
Child functions
Drupal\Core\Database\Query\Select::execute1 11.1% 1,020 43.8% 731 52.3% 9,904 60.2% 8,512 39.6%
Drupal\Core\Database\Driver\mysql\Insert::execute1 11.1% 961 41.2% 322 23.0% 0 0.0% 7,488 34.8%
Drupal\Core\Database\Connection::select1 11.1% 107 4.6% 110 7.9% 7,176 43.6% 0 0.0%
Drupal\Core\Database\Connection::insert1 11.1% 65 2.8% 69 4.9% 2,912 17.7% 512 2.4%
Drupal\Core\Database\Query\Insert::fields1 11.1% 36 1.5% 39 2.8% 3,096 18.8% 1,280 6.0%
Drupal\Core\Database\Query\Select::condition1 11.1% 18 0.8% 20 1.4% 1,592 9.7% 1,072 5.0%
count1 11.1% 15 0.6% 18 1.3% 792 4.8% 0 0.0%
Drupal\Core\Database\Statement::fetchField1 11.1% 13 0.6% 16 1.1% 872 5.3% 320 1.5%
Drupal\Core\Database\Query\Select::addExpression1 11.1% 8 0.3% 11 0.8% 1,968 12.0% 984 4.6%