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Run #556d0efcc18be: 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.
MemUse
(bytes)		IMemUse%Incl.
PeakMemUse
(bytes)		IPeakMemUse%
Current Function
Drupal\Core\Database\Connection::query148 19.8% 57,377 2.8% 957,384 1.6% 494,280 0.8%
Exclusive Metrics for Current Function2,168 3.8% -132,320 -13.8% 31,000 6.3%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple116 78.4% 45,547 79.4% 760,928 79.5% 319,888 64.7%
Drupal\Core\Database\Query\Select::execute7 4.7% 3,345 5.8% 44,616 4.7% 19,376 3.9%
Drupal\Core\Cache\DatabaseCacheTagsChecksum::calculateChecksum13 8.8% 3,258 5.7% 49,080 5.1% 40,864 8.3%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple9 6.1% 2,911 5.1% 35,600 3.7% 13,248 2.7%
Drupal\Core\Routing\RouteProvider::preLoadRoutes1 0.7% 1,476 2.6% 57,128 6.0% 90,752 18.4%
Drupal\Core\Routing\RouteProvider::getRoutesByPath1 0.7% 502 0.9% 5,504 0.6% 5,320 1.1%
Drupal\Core\Path\AliasStorage::lookupPathSource1 0.7% 338 0.6% 4,528 0.5% 4,832 1.0%
Child functions
Drupal\Core\Database\Statement::execute148 25.0% 48,546 84.6% 796,408 83.2% 279,160 56.5%
Drupal\Core\Database\Connection::expandArguments148 25.0% 3,469 6.0% 30,168 3.2% 115,456 23.4%
Drupal\Core\Database\Connection::prepareQuery148 25.0% 2,895 5.0% 147,520 15.4% 43,728 8.8%
Drupal\Core\Database\Connection::defaultOptions148 25.0% 299 0.5% 115,608 12.1% 24,936 5.0%