Run Report
Run #519d322fe3bf3: 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::query142 19.7% 28,612 14.7% 17,947 9.8% 978,728 6.8% 463,504 3.2%
Exclusive Metrics for Current Function1,956 6.8% 1,613 9.0% -113,088 -11.6% 21,312 4.6%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple84 59.2% 17,335 60.6% 10,812 60.2% 580,248 59.3% 204,104 44.0%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple20 14.1% 4,047 14.1% 2,453 13.7% 92,704 9.5% 66,488 14.3%
Drupal\Core\Cache\DatabaseBackend::checksumTags12 8.5% 2,327 8.1% 1,421 7.9% 48,848 5.0% 28,824 6.2%
Drupal\Core\Database\Query\Select::execute8 5.6% 1,744 6.1% 1,009 5.6% 95,704 9.8% 54,952 11.9%
Drupal\Core\Cache\DatabaseBackend::getMultiple@17 4.9% 1,169 4.1% 831 4.6% 44,192 4.5% 29,880 6.4%
Drupal\Core\Database\Driver\mysql\Connection::queryRange4 2.8% 630 2.2% 525 2.9% 64,232 6.6% 21,544 4.6%
db_query3 2.1% 537 1.9% 329 1.8% 11,952 1.2% 10,976 2.4%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest2 1.4% 506 1.8% 351 2.0% 31,840 3.3% 46,736 10.1%
Drupal\Core\Path\AliasManager::lookupPathSource1 0.7% 207 0.7% 115 0.6% 4,672 0.5% 0 0.0%
Drupal\Core\Routing\RouteProvider::getRoutesByNames1 0.7% 110 0.4% 101 0.6% 4,336 0.4% 0 0.0%
Child functions
Drupal\Core\Database\Statement::execute142 25.0% 20,431 71.4% 9,746 54.3% 816,768 83.5% 303,304 65.4%
Drupal\Core\Database\Connection::expandArguments142 25.0% 3,139 11.0% 3,250 18.1% 21,304 2.2% 83,352 18.0%
Drupal\Core\Database\Connection::prepareQuery142 25.0% 2,905 10.2% 3,015 16.8% 144,920 14.8% 36,008 7.8%
Drupal\Core\Database\Connection::defaultOptions142 25.0% 181 0.6% 323 1.8% 108,824 11.1% 19,528 4.2%