Run Report
Run #519e636f9416a: 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::query187 19.8% 43,697 7.3% 24,844 4.3% 1,135,680 6.9% 418,184 2.5%
Exclusive Metrics for Current Function2,684 6.1% 2,193 8.8% -141,752 -12.5% 27,088 6.5%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple94 50.3% 21,200 48.5% 12,331 49.6% 648,288 57.1% 185,976 44.5%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple58 31.0% 14,662 33.6% 7,939 32.0% 222,952 19.6% 48,624 11.6%
Drupal\Core\Database\Query\Select::execute10 5.3% 2,955 6.8% 1,605 6.5% 129,688 11.4% 104,120 24.9%
Drupal\Core\Cache\DatabaseBackend::checksumTags11 5.9% 2,038 4.7% 1,237 5.0% 44,848 3.9% 32,752 7.8%
Drupal\Core\Cache\DatabaseBackend::getMultiple@17 3.7% 1,181 2.7% 753 3.0% 44,152 3.9% 18,872 4.5%
db_query4 2.1% 1,090 2.5% 626 2.5% 22,568 2.0% 19,512 4.7%
Drupal\Core\Path\AliasManager::lookupPathSource1 0.5% 271 0.6% 135 0.5% 4,608 0.4% 0 0.0%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest1 0.5% 176 0.4% 108 0.4% 4,632 0.4% 4,832 1.2%
Drupal\Core\Database\Driver\mysql\Connection::queryRange1 0.5% 124 0.3% 110 0.4% 13,944 1.2% 3,496 0.8%
Child functions
Drupal\Core\Database\Statement::execute187 25.0% 32,947 75.4% 14,085 56.7% 936,024 82.4% 259,960 62.2%
Drupal\Core\Database\Connection::expandArguments187 25.0% 4,007 9.2% 4,150 16.7% 14,944 1.3% 74,080 17.7%
Drupal\Core\Database\Connection::prepareQuery187 25.0% 3,830 8.8% 4,000 16.1% 183,456 16.2% 35,936 8.6%
Drupal\Core\Database\Connection::defaultOptions187 25.0% 229 0.5% 416 1.7% 143,008 12.6% 21,120 5.1%