Diff Report
Run #5208407650493: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #520840a963a54: 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 #5208407650493Run #520840a963a54DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)2,717 2,785 68 2.5%
Incl. Wall Time (microsec) per call 2,717 2,785 68 2.5%
Excl. Wall Time (microsec)73 78 5 6.8%
Incl. CPU (microsecs)1,444 1,479 35 2.4%
Incl. CPU (microsecs) per call 1,444 1,479 35 2.4%
Excl. CPU (microsec)63 61 -2 -3.2%
Incl. MemUse (bytes)242,952 242,952 0 0.0%
Incl. MemUse (bytes) per call 242,952 242,952 0 0.0%
Excl. MemUse (bytes)-8,312 -8,312 0 0.0%
Incl. PeakMemUse (bytes)232,328 232,328 0 0.0%
Incl. PeakMemUse (bytes) per call 232,328 232,328 0 0.0%
Excl. PeakMemUse (bytes)3,592 3,592 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% 68 63.0% 35 19.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function5 7.4% -2 -5.7% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::doSet0 N/A% 68 100.0% 35 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Query\Select::execute0 N/A% 29 42.6% -5 -14.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::select0 N/A% 26 38.2% 27 77.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Update::execute0 N/A% 7 10.3% 10 28.6% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::update0 N/A% 2 2.9% 4 11.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Update::condition0 N/A% -1 -1.5% -1 -2.9% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchField0 N/A% -1 -1.5% 1 2.9% 0 N/A% 0 N/A%
count0 N/A% 1 1.5% 2 5.7% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::condition0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Update::fields0 N/A% 0 0.0% -1 -2.9% 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%