Run Report
Run #519c1681d41e5: 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::query140 19.7% 47,833 8.3% 23,622 4.3% 950,592 1.8% 417,968 0.8%
Exclusive Metrics for Current Function2,280 4.8% 1,960 8.3% -111,608 -11.7% 26,336 6.3%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple91 65.0% 31,723 66.3% 15,750 66.7% 645,640 67.9% 262,328 62.8%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple15 10.7% 5,075 10.6% 2,659 11.3% 62,632 6.6% 19,440 4.7%
Drupal\Core\Database\Query\Select::execute9 6.4% 3,821 8.0% 1,508 6.4% 103,632 10.9% 79,392 19.0%
Drupal\Core\Cache\DatabaseBackend::checksumTags11 7.9% 3,271 6.8% 1,699 7.2% 47,344 5.0% 30,368 7.3%
Drupal\Core\Cache\DatabaseBackend::getMultiple@17 5.0% 1,907 4.0% 1,018 4.3% 45,832 4.8% 5,616 1.3%
db_query4 2.9% 1,157 2.4% 575 2.4% 21,616 2.3% 16,968 4.1%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest1 0.7% 391 0.8% 180 0.8% 4,840 0.5% 0 0.0%
Drupal\Core\Path\AliasManager::lookupPathSource1 0.7% 278 0.6% 105 0.4% 4,920 0.5% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::queryRange1 0.7% 210 0.4% 128 0.5% 14,136 1.5% 3,856 0.9%
Child functions
Drupal\Core\Database\Statement::execute140 25.0% 37,528 78.5% 13,300 56.3% 747,008 78.6% 258,696 61.9%
Drupal\Core\Database\Connection::prepareQuery140 25.0% 3,766 7.9% 3,886 16.5% 187,880 19.8% 39,784 9.5%
Drupal\Core\Database\Connection::expandArguments140 25.0% 3,664 7.7% 3,782 16.0% 9,984 1.1% 68,448 16.4%
Drupal\Core\Database\Connection::defaultOptions140 25.0% 595 1.2% 694 2.9% 117,328 12.3% 24,704 5.9%