Run Report
Run #519d9d52c2102: 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::query154 19.7% 56,972 8.4% 25,357 3.9% 1,014,800 1.8% 425,232 0.8%
Exclusive Metrics for Current Function2,597 4.6% 2,313 9.1% -129,848 -12.8% 26,192 6.2%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple91 59.1% 31,455 55.2% 15,046 59.3% 647,056 63.8% 252,480 59.4%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple27 17.5% 9,869 17.3% 4,707 18.6% 112,184 11.1% 27,336 6.4%
Drupal\Core\Database\Query\Select::execute10 6.5% 6,327 11.1% 1,746 6.9% 114,192 11.3% 86,072 20.2%
Drupal\Core\Cache\DatabaseBackend::checksumTags11 7.1% 3,211 5.6% 1,532 6.0% 47,296 4.7% 31,408 7.4%
Drupal\Core\Database\Query\Update::execute1 0.6% 1,950 3.4% 251 1.0% 2,032 0.2% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple@17 4.5% 1,799 3.2% 954 3.8% 45,864 4.5% 5,616 1.3%
db_query4 2.6% 1,371 2.4% 653 2.6% 22,280 2.2% 18,464 4.3%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest1 0.6% 394 0.7% 184 0.7% 4,840 0.5% 0 0.0%
Drupal\Core\Path\AliasManager::lookupPathSource1 0.6% 392 0.7% 158 0.6% 4,920 0.5% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::queryRange1 0.6% 204 0.4% 126 0.5% 14,136 1.4% 3,856 0.9%
Child functions
Drupal\Core\Database\Statement::execute154 25.0% 45,461 79.8% 13,770 54.3% 799,176 78.8% 266,568 62.7%
Drupal\Core\Database\Connection::prepareQuery154 25.0% 4,267 7.5% 4,394 17.3% 205,152 20.2% 40,280 9.5%
Drupal\Core\Database\Connection::expandArguments154 25.0% 4,019 7.1% 4,139 16.3% 10,536 1.0% 68,016 16.0%
Drupal\Core\Database\Connection::defaultOptions154 25.0% 622 1.1% 733 2.9% 128,984 12.7% 24,176 5.7%
PDOStatement::rowCount1 0.2% 6 0.0% 8 0.0% 800 0.1% 0 0.0%