Run Report
Run #519d44e865217: 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::query159 19.8% 33,549 5.9% 20,453 3.7% 1,076,304 6.3% 539,192 3.1%
Exclusive Metrics for Current Function2,250 6.7% 1,867 9.1% -118,912 -11.0% 30,032 5.6%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple98 61.6% 20,633 61.5% 12,615 61.7% 677,800 63.0% 273,216 50.7%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple18 11.3% 4,386 13.1% 2,612 12.8% 69,936 6.5% 42,152 7.8%
Drupal\Core\Database\Query\Select::execute16 10.1% 3,714 11.1% 2,120 10.4% 190,336 17.7% 153,176 28.4%
Drupal\Core\Cache\DatabaseBackend::checksumTags11 6.9% 1,957 5.8% 1,243 6.1% 44,848 4.2% 24,240 4.5%
Drupal\Core\Cache\DatabaseBackend::getMultiple@17 4.4% 1,210 3.6% 796 3.9% 44,192 4.1% 29,216 5.4%
db_query6 3.8% 1,034 3.1% 663 3.2% 24,664 2.3% 12,320 2.3%
Drupal\Core\Path\AliasManager::lookupPathSource1 0.6% 270 0.8% 157 0.8% 4,632 0.4% 0 0.0%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest1 0.6% 216 0.6% 129 0.6% 5,296 0.5% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::queryRange1 0.6% 129 0.4% 118 0.6% 14,600 1.4% 4,872 0.9%
Child functions
Drupal\Core\Database\Statement::execute159 25.0% 24,458 72.9% 11,387 55.7% 895,240 83.2% 356,256 66.1%
Drupal\Core\Database\Connection::expandArguments159 25.0% 3,309 9.9% 3,418 16.7% 13,392 1.2% 81,288 15.1%
Drupal\Core\Database\Connection::prepareQuery159 25.0% 3,284 9.8% 3,386 16.6% 164,856 15.3% 47,816 8.9%
Drupal\Core\Database\Connection::defaultOptions159 25.0% 248 0.7% 395 1.9% 121,728 11.3% 23,800 4.4%