Run Report
Run #519ff693b4ca2: 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::query116 19.7% 20,176 7.1% 17,160 6.1% 281,616 2.3% 254,280 2.1%
Exclusive Metrics for Current Function2,283 11.3% 1,951 11.4% -82,472 -29.3% 37,952 14.9%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple73 62.9% 13,037 64.6% 11,080 64.6% 180,744 64.2% 163,360 64.2%
Drupal\Core\Cache\DatabaseBackend::checksumTags11 9.5% 1,706 8.5% 1,512 8.8% 18,888 6.7% 20,840 8.2%
Drupal\Core\Database\Query\Select::execute9 7.8% 1,468 7.3% 1,194 7.0% 29,872 10.6% 22,336 8.8%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple8 6.9% 1,414 7.0% 1,216 7.1% 15,424 5.5% 17,544 6.9%
Drupal\Core\Cache\DatabaseBackend::getMultiple@17 6.0% 1,195 5.9% 1,033 6.0% 16,176 5.7% 18,608 7.3%
db_query5 4.3% 811 4.0% 692 4.0% 9,088 3.2% 5,864 2.3%
Drupal\Core\Path\AliasManager::lookupPathSource1 0.9% 186 0.9% 119 0.7% 3,000 1.1% 0 0.0%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest1 0.9% 182 0.9% 159 0.9% 3,448 1.2% 5,728 2.3%
Drupal\Core\Database\Driver\mysql\Connection::queryRange1 0.9% 177 0.9% 155 0.9% 4,976 1.8% 0 0.0%
Child functions
Drupal\Core\Database\Statement::execute116 25.0% 10,222 50.7% 7,164 41.7% 145,616 51.7% 41,576 16.4%
Drupal\Core\Database\Connection::expandArguments116 25.0% 3,863 19.1% 3,987 23.2% 9,616 3.4% 92,048 36.2%
Drupal\Core\Database\Connection::prepareQuery116 25.0% 3,450 17.1% 3,563 20.8% 119,800 42.5% 49,128 19.3%
Drupal\Core\Database\Connection::defaultOptions116 25.0% 358 1.8% 495 2.9% 89,056 31.6% 33,576 13.2%