Diff Report
Run #51fdbca2b5409: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51fdbdbb58abc: 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 #51fdbca2b5409Run #51fdbdbb58abcDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)2,122 1,979 -143 -6.7%
Incl. Wall Time (microsec) per call 2,122 1,979 -143 -6.7%
Excl. Wall Time (microsec)69 54 -15 -21.7%
Incl. CPU (microsecs)959 928 -31 -3.2%
Incl. CPU (microsecs) per call 959 928 -31 -3.2%
Excl. CPU (microsec)55 37 -18 -32.7%
Incl. MemUse (bytes)81,696 81,696 0 0.0%
Incl. MemUse (bytes) per call 81,696 81,696 0 0.0%
Excl. MemUse (bytes)-8,336 -8,336 0 0.0%
Incl. PeakMemUse (bytes)90,040 89,976 -64 -0.1%
Incl. PeakMemUse (bytes) per call 90,040 89,976 -64 -0.1%
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% -143 -15.1% -31 -43.1% 0 0.0% -64 -0.2%
Exclusive Metrics Diff for Current Function-15 -10.5% -18 -58.1% 0 N/A% 0 0.0%
Parent function
Drupal\Core\Cache\DatabaseBackend::doSet0 N/A% -143 -100.0% -31 -100.0% 0 N/A% -64 -100.0%
Child functions
Drupal\Core\Database\Query\Update::execute0 N/A% -140 -97.9% -22 -71.0% 0 N/A% -64 -100.0%
Drupal\Core\Database\Query\Select::execute0 N/A% 6 4.2% 3 9.7% 0 N/A% 0 0.0%
Drupal\Core\Database\Query\Select::addExpression0 N/A% 3 2.1% 3 9.7% 0 N/A% 0 0.0%
Drupal\Core\Database\Connection::select0 N/A% 3 2.1% 2 6.5% 0 N/A% 0 0.0%
Drupal\Core\Database\Connection::update0 N/A% 2 1.4% 3 9.7% 0 N/A% 0 0.0%
Drupal\Core\Database\Query\Update::condition0 N/A% -2 -1.4% -2 -6.5% 0 N/A% 0 0.0%
Drupal\Core\Database\Query\Update::fields0 N/A% 0 0.0% 3 9.7% 0 N/A% 0 0.0%
Drupal\Core\Database\Statement::fetchField0 N/A% 0 0.0% -1 -3.2% 0 N/A% 0 0.0%
count0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 0.0%
Drupal\Core\Database\Query\Select::condition0 N/A% 0 0.0% -2 -6.5% 0 N/A% 0 0.0%