Diff Report
Run #5219624c55207: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #521962849973a: 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 #5219624c55207Run #521962849973aDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)2,001 2,418 417 20.8%
Incl. Wall Time (microsec) per call 2,001 2,418 417 20.8%
Excl. Wall Time (microsec)62 80 18 29.0%
Incl. CPU (microsecs)954 1,028 74 7.8%
Incl. CPU (microsecs) per call 954 1,028 74 7.8%
Excl. CPU (microsec)39 57 18 46.2%
Incl. MemUse (bytes)76,128 76,128 0 0.0%
Incl. MemUse (bytes) per call 76,128 76,128 0 0.0%
Excl. MemUse (bytes)-8,288 -8,288 0 0.0%
Incl. PeakMemUse (bytes)70,952 70,952 0 0.0%
Incl. PeakMemUse (bytes) per call 70,952 70,952 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% 417 786.8% 74 58.7% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function18 4.3% 18 24.3% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::doSet0 N/A% 417 100.0% 74 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Query\Update::execute0 N/A% 258 61.9% 20 27.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::execute0 N/A% 132 31.7% 28 37.8% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::select0 N/A% 4 1.0% 4 5.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::update0 N/A% 3 0.7% 4 5.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchField0 N/A% 3 0.7% 3 4.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::addExpression0 N/A% -1 -0.2% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Update::condition0 N/A% 0 0.0% -2 -2.7% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Update::fields0 N/A% 0 0.0% -1 -1.4% 0 N/A% 0 N/A%
count0 N/A% 0 0.0% 1 1.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::condition0 N/A% 0 0.0% -1 -1.4% 0 N/A% 0 N/A%