Run Report
Run #519fe7e2d7c63: 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::query94 19.6% 11,581 11.2% 12,000 12.0% 242,688 2.2% 224,824 2.0%
Exclusive Metrics for Current Function936 8.1% 0 0.0% -67,832 -28.0% 31,320 13.9%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple52 55.3% 6,532 56.4% 8,000 66.7% 134,904 55.6% 127,928 56.9%
Drupal\Core\Cache\DatabaseBackend::checksumTags12 12.8% 1,427 12.3% 4,000 33.3% 20,528 8.5% 23,032 10.2%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple11 11.7% 1,198 10.3% 0 0.0% 20,896 8.6% 14,120 6.3%
Drupal\Core\Cache\DatabaseBackend::getMultiple@19 9.6% 1,156 10.0% 0 0.0% 20,520 8.5% 26,168 11.6%
Drupal\Core\Database\Query\Select::execute4 4.3% 523 4.5% 0 0.0% 20,008 8.2% 15,376 6.8%
Drupal\Core\Database\Driver\mysql\Connection::queryRange2 2.1% 245 2.1% 0 0.0% 11,248 4.6% 2,408 1.1%
db_query2 2.1% 230 2.0% 0 0.0% 3,912 1.6% 4,552 2.0%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest1 1.1% 180 1.6% 0 0.0% 7,648 3.2% 11,240 5.0%
Drupal\Core\Path\AliasManager::lookupPathSource1 1.1% 90 0.8% 0 0.0% 3,024 1.2% 0 0.0%
Child functions
Drupal\Core\Database\Statement::execute94 25.0% 7,921 68.4% 8,000 66.7% 127,488 52.5% 40,248 17.9%
Drupal\Core\Database\Connection::expandArguments94 25.0% 1,452 12.5% 4,000 33.3% 11,704 4.8% 84,800 37.7%
Drupal\Core\Database\Connection::prepareQuery94 25.0% 1,177 10.2% 0 0.0% 99,000 40.8% 40,616 18.1%
Drupal\Core\Database\Connection::defaultOptions94 25.0% 95 0.8% 0 0.0% 72,328 29.8% 27,840 12.4%