Run Report
Run #519fc53e46a65: 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::query103 19.7% 12,422 13.9% 4,000 4.5% 252,568 2.0% 258,296 2.0%
Exclusive Metrics for Current Function1,074 8.6% 0 0.0% -71,720 -28.4% 39,032 15.1%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple68 66.0% 8,475 68.2% 0 0.0% 169,648 67.2% 178,688 69.2%
Drupal\Core\Cache\DatabaseBackend::getMultiple@17 6.8% 976 7.9% 0 0.0% 16,176 6.4% 18,680 7.2%
Drupal\Core\Cache\DatabaseBackend::checksumTags9 8.7% 944 7.6% 0 0.0% 15,608 6.2% 19,288 7.5%
Drupal\Core\Database\Query\Select::execute7 6.8% 734 5.9% 0 0.0% 23,864 9.4% 21,296 8.2%
db_query5 4.9% 570 4.6% 4,000 100.0% 9,088 3.6% 7,232 2.8%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple4 3.9% 415 3.3% 0 0.0% 8,128 3.2% 8,864 3.4%
Drupal\Core\Database\Driver\mysql\Connection::queryRange1 1.0% 107 0.9% 0 0.0% 4,296 1.7% 0 0.0%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest1 1.0% 107 0.9% 0 0.0% 2,760 1.1% 4,248 1.6%
Drupal\Core\Path\AliasManager::lookupPathSource1 1.0% 94 0.8% 0 0.0% 3,000 1.2% 0 0.0%
Child functions
Drupal\Core\Database\Statement::execute103 25.0% 8,514 68.5% 0 0.0% 129,160 51.1% 43,056 16.7%
Drupal\Core\Database\Connection::expandArguments103 25.0% 1,452 11.7% 4,000 100.0% 8,752 3.5% 92,480 35.8%
Drupal\Core\Database\Connection::prepareQuery103 25.0% 1,278 10.3% 0 0.0% 107,208 42.4% 47,624 18.4%
Drupal\Core\Database\Connection::defaultOptions103 25.0% 104 0.8% 0 0.0% 79,168 31.3% 36,104 14.0%