Run Report
Run #519d9cf28420e: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip
Click a function name below to drill down.

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% 57,814 8.5% 23,962 3.7% 1,014,800 1.8% 425,232 0.8%
Exclusive Metrics for Current Function2,727 4.7% 2,396 10.0% -129,848 -12.8% 26,192 6.2%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple91 59.1% 31,013 53.6% 14,468 60.4% 647,056 63.8% 252,480 59.4%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple27 17.5% 9,635 16.7% 3,964 16.5% 112,184 11.1% 27,336 6.4%
Drupal\Core\Database\Query\Select::execute10 6.5% 7,466 12.9% 1,684 7.0% 114,192 11.3% 86,072 20.2%
Drupal\Core\Cache\DatabaseBackend::checksumTags11 7.1% 3,326 5.8% 1,583 6.6% 47,296 4.7% 31,408 7.4%
Drupal\Core\Database\Query\Update::execute1 0.6% 2,355 4.1% 229 1.0% 2,032 0.2% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple@17 4.5% 1,827 3.2% 995 4.2% 45,864 4.5% 5,616 1.3%
db_query4 2.6% 1,336 2.3% 635 2.7% 22,280 2.2% 18,464 4.3%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest1 0.6% 380 0.7% 176 0.7% 4,840 0.5% 0 0.0%
Drupal\Core\Path\AliasManager::lookupPathSource1 0.6% 273 0.5% 102 0.4% 4,920 0.5% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::queryRange1 0.6% 203 0.4% 126 0.5% 14,136 1.4% 3,856 0.9%
Child functions
Drupal\Core\Database\Statement::execute154 25.0% 46,218 79.9% 12,338 51.5% 799,176 78.8% 266,568 62.7%
Drupal\Core\Database\Connection::prepareQuery154 25.0% 4,221 7.3% 4,339 18.1% 205,152 20.2% 40,280 9.5%
Drupal\Core\Database\Connection::expandArguments154 25.0% 4,008 6.9% 4,121 17.2% 10,536 1.0% 68,016 16.0%
Drupal\Core\Database\Connection::defaultOptions154 25.0% 635 1.1% 761 3.2% 128,984 12.7% 24,176 5.7%
PDOStatement::rowCount1 0.2% 5 0.0% 7 0.0% 800 0.1% 0 0.0%