Run Report
Run #519c0ad3d3949: 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::query117 19.7% 60,894 17.3% 22,710 7.3% 191,824 2.3% 165,988 1.9%
Exclusive Metrics for Current Function3,219 5.3% 2,815 12.4% -49,940 -26.0% 24,968 15.0%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple77 65.8% 40,935 67.2% 15,470 68.1% 129,024 67.3% 110,276 66.4%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple10 8.5% 4,625 7.6% 1,792 7.9% 13,188 6.9% 13,376 8.1%
Drupal\Core\Cache\DatabaseBackend::checksumTags11 9.4% 4,285 7.0% 1,834 8.1% 12,868 6.7% 14,616 8.8%
Drupal\Core\Database\Query\Select::execute5 4.3% 3,945 6.5% 995 4.4% 14,396 7.5% 12,528 7.5%
Drupal\Core\Cache\DatabaseBackend::getMultiple@17 6.0% 3,636 6.0% 1,323 5.8% 10,904 5.7% 5,888 3.5%
db_query3 2.6% 1,472 2.4% 568 2.5% 4,536 2.4% 5,608 3.4%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest1 0.9% 734 1.2% 217 1.0% 1,776 0.9% 2,600 1.6%
Drupal\Core\Path\AliasManager::lookupPathSource1 0.9% 487 0.8% 196 0.9% 1,992 1.0% 0 0.0%
Drupal\views\Plugin\views\query\Sql::setupTimezone1 0.9% 394 0.6% 128 0.6% 480 0.3% 1,096 0.7%
Drupal\Core\Database\Driver\mysql\Connection::queryRange1 0.9% 381 0.6% 187 0.8% 2,660 1.4% 0 0.0%
Child functions
Drupal\Core\Database\Statement::execute117 25.0% 48,929 80.4% 10,753 47.3% 83,240 43.4% 24,100 14.5%
Drupal\Core\Database\Connection::expandArguments117 25.0% 4,120 6.8% 4,257 18.7% 4,372 2.3% 66,436 40.0%
Drupal\Core\Database\Connection::prepareQuery117 25.0% 3,962 6.5% 4,079 18.0% 99,836 52.0% 34,284 20.7%
Drupal\Core\Database\Connection::defaultOptions117 25.0% 664 1.1% 806 3.5% 54,316 28.3% 16,200 9.8%