Run Report
Run #519d4cd4e396d: 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::query180 19.8% 108,994 11.0% 37,134 4.1% 284,036 2.9% 185,616 1.8%
Exclusive Metrics for Current Function5,226 4.8% 4,700 12.7% -84,600 -29.8% 27,912 15.0%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple93 51.7% 51,497 47.2% 19,140 51.5% 153,872 54.2% 121,948 65.7%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple52 28.9% 33,501 30.7% 11,376 30.6% 66,628 23.5% 15,036 8.1%
Drupal\Core\Database\Query\Select::execute10 5.6% 11,082 10.2% 2,179 5.9% 26,680 9.4% 21,176 11.4%
Drupal\Core\Cache\DatabaseBackend::checksumTags11 6.1% 4,131 3.8% 1,813 4.9% 12,868 4.5% 13,844 7.5%
Drupal\Core\Cache\DatabaseBackend::getMultiple@17 3.9% 3,074 2.8% 1,265 3.4% 10,900 3.8% 4,476 2.4%
Drupal\Core\Database\Query\Update::execute1 0.6% 2,664 2.4% 263 0.7% 1,104 0.4% 0 0.0%
db_query3 1.7% 1,481 1.4% 556 1.5% 5,556 2.0% 6,536 3.5%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest1 0.6% 716 0.7% 220 0.6% 1,776 0.6% 2,600 1.4%
Drupal\Core\Path\AliasManager::lookupPathSource1 0.6% 481 0.4% 136 0.4% 1,992 0.7% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::queryRange1 0.6% 367 0.3% 186 0.5% 2,660 0.9% 0 0.0%
Child functions
Drupal\Core\Database\Statement::execute180 25.0% 90,024 82.6% 18,106 48.8% 129,844 45.7% 28,412 15.3%
Drupal\Core\Database\Connection::expandArguments180 25.0% 6,380 5.9% 6,580 17.7% 5,312 1.9% 72,128 38.9%
Drupal\Core\Database\Connection::prepareQuery180 25.0% 6,297 5.8% 6,487 17.5% 149,732 52.7% 39,980 21.5%
Drupal\Core\Database\Connection::defaultOptions180 25.0% 1,063 1.0% 1,250 3.4% 83,296 29.3% 17,184 9.3%
PDOStatement::rowCount1 0.1% 4 0.0% 11 0.0% 452 0.2% 0 0.0%