Diff Report
Run #52e4a1c03557c: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52e4a222581ef: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Query\Select::execute

Drupal\Core\Database\Query\Select::executeRun #52e4a1c03557cRun #52e4a222581efDiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)1,028 1,106 78 7.6%
Incl. Wall Time (microsec) per call 514 553 39 7.6%
Excl. Wall Time (microsec)27 30 3 11.1%
Incl. CPU (microsecs)707 786 79 11.2%
Incl. CPU (microsecs) per call 354 393 40 11.2%
Excl. CPU (microsec)20 19 -1 -5.0%
Incl. MemUse (bytes)79,456 79,456 0 0.0%
Incl. MemUse (bytes) per call 39,728 39,728 0 0.0%
Excl. MemUse (bytes)1,488 1,488 0 0.0%
Incl. PeakMemUse (bytes)76,504 76,472 -32 -0.0%
Incl. PeakMemUse (bytes) per call 38,252 38,236 -16 -0.0%
Excl. PeakMemUse (bytes)1,936 1,936 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Query\Select::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\Select::execute0 N/A% 78 15.8% 79 37.3% 0 0.0% -32 -0.1%
Exclusive Metrics Diff for Current Function3 3.8% -1 -1.3% 0 N/A% 0 0.0%
Parent functions
Drupal\Core\Flood\DatabaseBackend::isAllowed0 N/A% 79 101.3% 81 102.5% 0 N/A% -72 -225.0%
_menu_get_legacy_tasks0 N/A% -1 -1.3% -2 -2.5% 0 N/A% 40 125.0%
Child functions
Drupal\Core\Database\Query\Select::getArguments0 N/A% 37 47.4% 36 45.6% 0 N/A% 40 125.0%
Drupal\Core\Database\Query\Select::__toString0 N/A% 30 38.5% 32 40.5% 0 N/A% -72 -225.0%
Drupal\Core\Database\Connection::query0 N/A% 5 6.4% 6 7.6% 0 N/A% 0 0.0%
Drupal\Core\Database\Query\Select::preExecute0 N/A% 3 3.8% 6 7.6% 0 N/A% 0 0.0%