Diff Report
Run #519d9d52c2102: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519d9cf28420e: 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 #519d9d52c2102Run #519d9cf28420eDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)3,588 4,101 513 14.3%
Incl. Wall Time (microsec) per call 3,588 4,101 513 14.3%
Excl. Wall Time (microsec)59 63 4 6.8%
Incl. CPU (microsecs)1,660 1,631 -29 -1.7%
Incl. CPU (microsecs) per call 1,660 1,631 -29 -1.7%
Excl. CPU (microsec)45 48 3 6.7%
Incl. MemUse (bytes)139,064 139,064 0 0.0%
Incl. MemUse (bytes) per call 139,064 139,064 0 0.0%
Excl. MemUse (bytes)-13,488 -13,488 0 0.0%
Incl. PeakMemUse (bytes)0 0 0 N/A%
Incl. PeakMemUse (bytes) per call 0 0 0 N/A%
Excl. PeakMemUse (bytes)0 0 0 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::execute0 N/A% 513 232.1% -29 -1.2% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function4 0.8% 3 10.3% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::doSet0 N/A% 513 100.0% -29 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Query\Update::execute0 N/A% 408 79.5% -19 -65.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::execute0 N/A% 87 17.0% -26 -89.7% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchField0 N/A% 10 1.9% 10 34.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::update0 N/A% 4 0.8% 4 13.8% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Update::condition0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::select0 N/A% 0 0.0% 1 3.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Update::fields0 N/A% 0 0.0% 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\Select::condition0 N/A% 0 0.0% -1 -3.4% 0 N/A% 0 N/A%
count0 N/A% 0 0.0% -1 -3.4% 0 N/A% 0 N/A%