Run Report
Run #519eb7a1537f7: 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::query188 19.8% 111,887 11.7% 39,141 4.4% 296,588 3.1% 188,188 1.9%
Exclusive Metrics for Current Function5,463 4.9% 4,914 12.6% -83,352 -28.1% 28,380 15.1%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple102 54.3% 55,107 49.3% 20,763 53.0% 167,380 56.4% 122,872 65.3%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple53 28.2% 35,049 31.3% 12,074 30.8% 67,884 22.9% 16,920 9.0%
Drupal\Core\Database\Query\Select::execute9 4.8% 10,344 9.2% 1,898 4.8% 25,572 8.6% 21,176 11.3%
Drupal\Core\Cache\DatabaseBackend::checksumTags11 5.9% 4,651 4.2% 1,908 4.9% 12,868 4.3% 13,664 7.3%
Drupal\Core\Cache\DatabaseBackend::getMultiple@17 3.7% 3,428 3.1% 1,306 3.3% 10,900 3.7% 4,476 2.4%
db_query3 1.6% 1,627 1.5% 641 1.6% 5,556 1.9% 6,500 3.5%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest1 0.5% 716 0.6% 216 0.6% 1,776 0.6% 2,580 1.4%
Drupal\Core\Path\AliasManager::lookupPathSource1 0.5% 495 0.4% 163 0.4% 1,992 0.7% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::queryRange1 0.5% 470 0.4% 172 0.4% 2,660 0.9% 0 0.0%
Child functions
Drupal\Core\Database\Statement::execute188 25.0% 91,656 81.9% 18,836 48.1% 131,732 44.4% 28,760 15.3%
Drupal\Core\Database\Connection::expandArguments188 25.0% 6,980 6.2% 7,182 18.3% 5,284 1.8% 73,024 38.8%
Drupal\Core\Database\Connection::prepareQuery188 25.0% 6,674 6.0% 6,879 17.6% 155,952 52.6% 40,540 21.5%
Drupal\Core\Database\Connection::defaultOptions188 25.0% 1,114 1.0% 1,330 3.4% 86,972 29.3% 17,484 9.3%