Diff Report
Run #519ac1c42d00d: XHProf Run (Namespace=drupal-perf-jenlampton)
vs.
Run #519abf80bb905: 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 #519ac1c42d00dRun #519abf80bb905DiffDiff%
Number of Function Calls1 -1 -100.0%
Incl. Wall Time (microsec)2,330 -2,330 -100.0%
Incl. Wall Time (microsec) per call 2,330 N/A -2,330 -100.0%
Excl. Wall Time (microsec)87 -87 -100.0%
Incl. CPU (microsecs)1,399 -1,399 -100.0%
Incl. CPU (microsecs) per call 1,399 N/A -1,399 -100.0%
Excl. CPU (microsec)63 -63 -100.0%
Incl. MemUse (bytes)16,456 -16,456 -100.0%
Incl. MemUse (bytes) per call 16,456 N/A -16,456 -100.0%
Excl. MemUse (bytes)-11,856 11,856 100.0%
Incl. PeakMemUse (bytes)21,496 -21,496 -100.0%
Incl. PeakMemUse (bytes) per call 21,496 N/A -21,496 -100.0%
Excl. PeakMemUse (bytes)1,328 -1,328 -100.0%

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::execute-1 -10.0% -2,330 -19.4% -1,399 -9.7% -16,456 -10.6% -21,496 -1.6%
Exclusive Metrics Diff for Current Function-87 -3.7% -63 -4.5% 11,856 72.0% -1,328 -6.2%
Parent function
_drupal_session_write-1 -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::execute-1 -11.1% -1,020 -43.8% -731 -52.3% -9,904 -60.2% -8,512 -39.6%
Drupal\Core\Database\Driver\mysql\Insert::execute-1 -11.1% -961 -41.2% -322 -23.0% 0 0.0% -7,488 -34.8%
Drupal\Core\Database\Connection::select-1 -11.1% -107 -4.6% -110 -7.9% -7,176 -43.6% 0 0.0%
Drupal\Core\Database\Connection::insert-1 -11.1% -65 -2.8% -69 -4.9% -2,912 -17.7% -512 -2.4%
Drupal\Core\Database\Query\Insert::fields-1 -11.1% -36 -1.5% -39 -2.8% -3,096 -18.8% -1,280 -6.0%
Drupal\Core\Database\Query\Select::condition-1 -11.1% -18 -0.8% -20 -1.4% -1,592 -9.7% -1,072 -5.0%
count-1 -11.1% -15 -0.6% -18 -1.3% -792 -4.8% 0 0.0%
Drupal\Core\Database\Statement::fetchField-1 -11.1% -13 -0.6% -16 -1.1% -872 -5.3% -320 -1.5%
Drupal\Core\Database\Query\Select::addExpression-1 -11.1% -8 -0.3% -11 -0.8% -1,968 -12.0% -984 -4.6%