Run Report
Run #519eb880e5974: 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::query183 19.8% 107,822 11.3% 38,116 4.3% 290,308 2.9% 189,248 1.9%
Exclusive Metrics for Current Function5,313 4.9% 4,791 12.6% -81,016 -27.9% 29,140 15.4%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple102 55.7% 55,549 51.5% 20,998 55.1% 167,428 57.7% 128,920 68.1%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple48 26.2% 31,397 29.1% 10,746 28.2% 61,556 21.2% 11,228 5.9%
Drupal\Core\Database\Query\Select::execute9 4.9% 9,997 9.3% 1,995 5.2% 25,572 8.8% 21,176 11.2%
Drupal\Core\Cache\DatabaseBackend::checksumTags11 6.0% 4,368 4.1% 1,953 5.1% 12,868 4.4% 14,420 7.6%
Drupal\Core\Cache\DatabaseBackend::getMultiple@17 3.8% 3,402 3.2% 1,244 3.3% 10,900 3.8% 4,476 2.4%
db_query3 1.6% 1,600 1.5% 571 1.5% 5,556 1.9% 6,448 3.4%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest1 0.5% 720 0.7% 273 0.7% 1,776 0.6% 2,580 1.4%
Drupal\Core\Path\AliasManager::lookupPathSource1 0.5% 421 0.4% 151 0.4% 1,992 0.7% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::queryRange1 0.5% 368 0.3% 185 0.5% 2,660 0.9% 0 0.0%
Child functions
Drupal\Core\Database\Statement::execute183 25.0% 88,283 81.9% 18,525 48.6% 129,032 44.4% 28,380 15.0%
Drupal\Core\Database\Connection::expandArguments183 25.0% 6,692 6.2% 6,882 18.1% 5,264 1.8% 73,312 38.7%
Drupal\Core\Database\Connection::prepareQuery183 25.0% 6,446 6.0% 6,638 17.4% 152,372 52.5% 40,476 21.4%
Drupal\Core\Database\Connection::defaultOptions183 25.0% 1,088 1.0% 1,280 3.4% 84,656 29.2% 17,940 9.5%