Diff Report
Run #519d9cf28420e: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519d9d94433aa: 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 #519d9cf28420eRun #519d9d94433aaDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)4,101 4,008 -93 -2.3%
Incl. Wall Time (microsec) per call 4,101 4,008 -93 -2.3%
Excl. Wall Time (microsec)63 56 -7 -11.1%
Incl. CPU (microsecs)1,631 1,564 -67 -4.1%
Incl. CPU (microsecs) per call 1,631 1,564 -67 -4.1%
Excl. CPU (microsec)48 46 -2 -4.2%
Incl. MemUse (bytes)139,064 139,232 168 0.1%
Incl. MemUse (bytes) per call 139,064 139,232 168 0.1%
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% -93 -3.7% -67 -7.1% 168 0.2% 0 0.0%
Exclusive Metrics Diff for Current Function-7 -7.5% -2 -3.0% 0 0.0% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::doSet0 N/A% -93 -100.0% -67 -100.0% 168 100.0% 0 N/A%
Child functions
Drupal\Core\Database\Query\Update::execute0 N/A% -105 -112.9% -26 -38.8% 0 0.0% 0 N/A%
Drupal\Core\Database\Query\Select::execute0 N/A% 30 32.3% -24 -35.8% 0 0.0% 0 N/A%
Drupal\Core\Database\Connection::update0 N/A% -11 -11.8% -11 -16.4% 168 100.0% 0 N/A%
Drupal\Core\Database\Connection::select0 N/A% -2 -2.2% -3 -4.5% 0 0.0% 0 N/A%
Drupal\Core\Database\Statement::fetchField0 N/A% 1 1.1% 2 3.0% 0 0.0% 0 N/A%
count0 N/A% 1 1.1% 0 0.0% 0 0.0% 0 N/A%
Drupal\Core\Database\Query\Select::addExpression0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 N/A%
Drupal\Core\Database\Query\Update::condition0 N/A% 0 0.0% -1 -1.5% 0 0.0% 0 N/A%
Drupal\Core\Database\Query\Update::fields0 N/A% 0 0.0% -1 -1.5% 0 0.0% 0 N/A%
Drupal\Core\Database\Query\Select::condition0 N/A% 0 0.0% -1 -1.5% 0 0.0% 0 N/A%