Run Report
Run #519eae2ae63ab: 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% 104,743 11.4% 36,101 4.2% 290,316 3.0% 189,448 1.9%
Exclusive Metrics for Current Function5,193 5.0% 4,706 13.0% -81,016 -27.9% 29,140 15.4%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple102 55.7% 54,441 52.0% 19,945 55.2% 167,444 57.7% 128,988 68.1%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple48 26.2% 29,989 28.6% 10,125 28.0% 61,540 21.2% 11,228 5.9%
Drupal\Core\Database\Query\Select::execute9 4.9% 9,733 9.3% 1,835 5.1% 25,580 8.8% 21,176 11.2%
Drupal\Core\Cache\DatabaseBackend::checksumTags11 6.0% 4,497 4.3% 1,769 4.9% 12,868 4.4% 14,516 7.7%
Drupal\Core\Cache\DatabaseBackend::getMultiple@17 3.8% 3,138 3.0% 1,326 3.7% 10,900 3.8% 4,476 2.4%
db_query3 1.6% 1,454 1.4% 556 1.5% 5,556 1.9% 6,484 3.4%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest1 0.5% 644 0.6% 211 0.6% 1,776 0.6% 2,580 1.4%
Drupal\Core\Path\AliasManager::lookupPathSource1 0.5% 480 0.5% 149 0.4% 1,992 0.7% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::queryRange1 0.5% 367 0.4% 185 0.5% 2,660 0.9% 0 0.0%
Child functions
Drupal\Core\Database\Statement::execute183 25.0% 86,294 82.4% 17,592 48.7% 129,052 44.5% 28,524 15.1%
Drupal\Core\Database\Connection::expandArguments183 25.0% 6,258 6.0% 6,443 17.8% 5,264 1.8% 73,296 38.7%
Drupal\Core\Database\Connection::prepareQuery183 25.0% 6,016 5.7% 6,189 17.1% 152,360 52.5% 40,548 21.4%
Drupal\Core\Database\Connection::defaultOptions183 25.0% 982 0.9% 1,171 3.2% 84,656 29.2% 17,940 9.5%