Run Report
Run #519c04ab45451: 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::query172 19.8% 101,399 10.1% 36,187 3.8% 281,764 2.9% 203,644 2.0%
Exclusive Metrics for Current Function5,111 5.0% 4,565 12.6% -77,428 -27.5% 29,448 14.5%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple88 51.2% 49,833 49.1% 18,222 50.4% 148,480 52.7% 129,808 63.7%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple54 31.4% 35,535 35.0% 12,265 33.9% 69,160 24.5% 18,288 9.0%
Drupal\Core\Database\Query\Select::execute6 3.5% 5,345 5.3% 1,451 4.0% 26,308 9.3% 25,068 12.3%
Drupal\Core\Cache\DatabaseBackend::checksumTags11 6.4% 4,603 4.5% 1,819 5.0% 12,868 4.6% 14,372 7.1%
Drupal\Core\Cache\DatabaseBackend::getMultiple@17 4.1% 2,840 2.8% 1,301 3.6% 10,900 3.9% 4,476 2.2%
db_query3 1.7% 1,631 1.6% 588 1.6% 7,620 2.7% 9,032 4.4%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest1 0.6% 709 0.7% 205 0.6% 1,776 0.6% 2,600 1.3%
Drupal\Core\Path\AliasManager::lookupPathSource1 0.6% 536 0.5% 150 0.4% 1,992 0.7% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::queryRange1 0.6% 367 0.4% 186 0.5% 2,660 0.9% 0 0.0%
Child functions
Drupal\Core\Database\Statement::execute172 25.0% 83,117 82.0% 17,888 49.4% 129,360 45.9% 34,780 17.1%
Drupal\Core\Database\Connection::expandArguments172 25.0% 6,266 6.2% 6,453 17.8% 6,732 2.4% 81,044 39.8%
Drupal\Core\Database\Connection::prepareQuery172 25.0% 5,906 5.8% 6,086 16.8% 143,500 50.9% 41,072 20.2%
Drupal\Core\Database\Connection::defaultOptions172 25.0% 999 1.0% 1,195 3.3% 79,600 28.3% 17,300 8.5%