Run Report
Run #519e62c02d767: 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% 42,987 7.4% 25,522 4.5% 1,135,632 6.9% 464,088 2.7%
Exclusive Metrics for Current Function2,770 6.4% 2,304 9.0% -141,752 -12.5% 31,320 6.7%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple94 50.3% 20,104 46.8% 12,311 48.2% 648,272 57.1% 185,976 40.1%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple58 31.0% 15,721 36.6% 8,899 34.9% 222,920 19.6% 94,528 20.4%
Drupal\Core\Database\Query\Select::execute10 5.3% 2,417 5.6% 1,396 5.5% 129,688 11.4% 104,120 22.4%
Drupal\Core\Cache\DatabaseBackend::checksumTags11 5.9% 2,320 5.4% 1,356 5.3% 44,848 3.9% 32,752 7.1%
Drupal\Core\Cache\DatabaseBackend::getMultiple@17 3.7% 1,184 2.8% 752 2.9% 44,152 3.9% 18,872 4.1%
db_query4 2.1% 804 1.9% 497 1.9% 22,568 2.0% 19,512 4.2%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest1 0.5% 168 0.4% 109 0.4% 4,632 0.4% 4,832 1.0%
Drupal\Core\Path\AliasManager::lookupPathSource1 0.5% 147 0.3% 88 0.3% 4,608 0.4% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::queryRange1 0.5% 122 0.3% 114 0.4% 13,944 1.2% 3,496 0.8%
Child functions
Drupal\Core\Database\Statement::execute187 25.0% 32,086 74.6% 14,592 57.2% 935,976 82.4% 284,344 61.3%
Drupal\Core\Database\Connection::expandArguments187 25.0% 4,043 9.4% 4,188 16.4% 14,944 1.3% 89,752 19.3%
Drupal\Core\Database\Connection::prepareQuery187 25.0% 3,848 9.0% 4,005 15.7% 183,456 16.2% 36,400 7.8%
Drupal\Core\Database\Connection::defaultOptions187 25.0% 240 0.6% 433 1.7% 143,008 12.6% 22,272 4.8%