Run Report
Run #519bea9000214: 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::query150 19.8% 83,330 13.6% 29,763 5.3% 243,748 2.7% 195,400 2.1%
Exclusive Metrics for Current Function4,264 5.1% 3,822 12.8% -65,752 -27.0% 28,540 14.6%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple87 58.0% 48,013 57.6% 17,447 58.6% 144,852 59.4% 129,212 66.1%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple32 21.3% 18,978 22.8% 6,592 22.1% 41,172 16.9% 18,288 9.4%
Drupal\Core\Database\Query\Select::execute7 4.7% 5,514 6.6% 1,515 5.1% 21,988 9.0% 20,084 10.3%
Drupal\Core\Cache\DatabaseBackend::checksumTags11 7.3% 4,353 5.2% 1,821 6.1% 12,868 5.3% 14,444 7.4%
Drupal\Core\Cache\DatabaseBackend::getMultiple@17 4.7% 3,413 4.1% 1,298 4.4% 10,900 4.5% 4,476 2.3%
db_query3 2.0% 1,475 1.8% 551 1.9% 5,540 2.3% 6,296 3.2%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest1 0.7% 694 0.8% 217 0.7% 1,776 0.7% 2,600 1.3%
Drupal\Core\Path\AliasManager::lookupPathSource1 0.7% 524 0.6% 136 0.5% 1,992 0.8% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::queryRange1 0.7% 366 0.4% 186 0.6% 2,660 1.1% 0 0.0%
Child functions
Drupal\Core\Database\Statement::execute150 25.0% 68,148 81.8% 14,568 48.9% 108,632 44.6% 30,584 15.7%
Drupal\Core\Database\Connection::expandArguments150 25.0% 5,142 6.2% 5,289 17.8% 5,164 2.1% 77,376 39.6%
Drupal\Core\Database\Connection::prepareQuery150 25.0% 4,952 5.9% 5,111 17.2% 126,212 51.8% 40,924 20.9%
Drupal\Core\Database\Connection::defaultOptions150 25.0% 824 1.0% 973 3.3% 69,492 28.5% 17,976 9.2%