Run Report
Run #519fd34c48dd6: XHProf Run (Namespace=drupal-perf-drupalcon)
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Parent/Child report for Drupal\Core\Database\Connection::query [View Callgraph ]


Function NameCallsCalls%Incl. Wall Time
(microsec)		IWall%Incl. CPU
(microsecs)		ICpu%Incl.
MemUse
(bytes)		IMemUse%Incl.
PeakMemUse
(bytes)		IPeakMemUse%
Current Function
Drupal\Core\Database\Connection::query141 19.7% 30,830 10.6% 18,422 6.6% 875,720 5.5% 346,712 2.2%
Exclusive Metrics for Current Function1,985 6.4% 1,620 8.8% -107,168 -12.2% 23,280 6.7%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple88 62.4% 19,213 62.3% 11,746 63.8% 595,192 68.0% 157,360 45.4%
Drupal\Core\Database\Query\Select::execute13 9.2% 2,963 9.6% 1,698 9.2% 92,304 10.5% 64,488 18.6%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple12 8.5% 2,701 8.8% 1,579 8.6% 46,704 5.3% 39,680 11.4%
Drupal\Core\Cache\DatabaseBackend::checksumTags11 7.8% 2,234 7.2% 1,404 7.6% 44,848 5.1% 29,256 8.4%
Drupal\Core\Cache\DatabaseBackend::getMultiple@18 5.7% 1,528 5.0% 951 5.2% 50,376 5.8% 33,024 9.5%
db_query5 3.5% 792 2.6% 548 3.0% 21,040 2.4% 13,760 4.0%
Drupal\Core\Database\Query\Update::execute1 0.7% 789 2.6% 145 0.8% 2,032 0.2% 0 0.0%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest1 0.7% 294 1.0% 139 0.8% 4,632 0.5% 5,536 1.6%
Drupal\Core\Path\AliasManager::lookupPathSource1 0.7% 194 0.6% 99 0.5% 4,632 0.5% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::queryRange1 0.7% 122 0.4% 113 0.6% 13,960 1.6% 3,608 1.0%
Child functions
Drupal\Core\Database\Statement::execute141 25.0% 22,775 73.9% 10,334 56.1% 722,240 82.5% 209,048 60.3%
Drupal\Core\Database\Connection::prepareQuery141 25.0% 2,937 9.5% 3,062 16.6% 142,184 16.2% 33,328 9.6%
Drupal\Core\Database\Connection::expandArguments141 25.0% 2,936 9.5% 3,052 16.6% 9,552 1.1% 59,016 17.0%
Drupal\Core\Database\Connection::defaultOptions141 25.0% 196 0.6% 350 1.9% 108,112 12.3% 22,040 6.4%
PDOStatement::rowCount1 0.2% 1 0.0% 4 0.0% 800 0.1% 0 0.0%