Run Report
Run #519a496084867: XHProf Run (Namespace=drupal-perf-steveoliver)
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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::query164 19.7% 867,831 13.9% 44,005 4.9% 580,072 0.9% 558,632 0.8%
Exclusive Metrics for Current Function24,859 2.9% 4,001 9.1% -263,008 -45.3% 57,216 10.2%
Parent functions
Drupal\Core\Database\Driver\mysql\Insert::execute2 1.2% 522,571 60.2% 0 0.0% 2,960 0.5% 150,176 26.9%
Drupal\Core\Cache\DatabaseBackend::getMultiple96 58.5% 156,132 18.0% 24,004 54.5% 346,192 59.7% 263,176 47.1%
Drupal\Core\Database\Query\Delete::execute2 1.2% 95,151 11.0% 0 0.0% 2,840 0.5% 4,208 0.8%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple19 11.6% 26,987 3.1% 4,000 9.1% 57,952 10.0% 40,576 7.3%
Drupal\Core\Database\Query\Select::execute12 7.3% 22,029 2.5% 4,001 9.1% 50,520 8.7% 28,280 5.1%
Drupal\Core\Cache\DatabaseBackend::checksumTags12 7.3% 15,577 1.8% 0 0.0% 32,648 5.6% 37,928 6.8%
Drupal\Core\Cache\DatabaseBackend::getMultiple@111 6.7% 15,467 1.8% 4,000 9.1% 37,528 6.5% 12,520 2.2%
db_query4 2.4% 5,328 0.6% 0 0.0% 11,112 1.9% 9,248 1.7%
Drupal\Core\Database\Driver\mysql\Connection::queryRange3 1.8% 4,318 0.5% 8,000 18.2% 22,544 3.9% 2,560 0.5%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest2 1.2% 3,120 0.4% 0 0.0% 11,176 1.9% 8,272 1.5%
Drupal\Core\Path\AliasManager::lookupPathSource1 0.6% 1,151 0.1% 0 0.0% 4,600 0.8% 1,688 0.3%
Child functions
Drupal\Core\Database\Statement::execute164 24.8% 736,865 84.9% 12,001 27.3% 354,920 61.2% 204,664 36.6%
Drupal\Core\Database\Connection::prepareQuery164 24.8% 49,890 5.7% 12,001 27.3% 274,048 47.2% 73,864 13.2%
Drupal\Core\Database\Connection::expandArguments164 24.8% 47,843 5.5% 16,002 36.4% 12,464 2.1% 157,792 28.2%
Drupal\Core\Database\Connection::defaultOptions164 24.8% 8,144 0.9% 0 0.0% 199,296 34.4% 64,208 11.5%
PDO::lastInsertId2 0.3% 129 0.0% 0 0.0% 1,232 0.2% 0 0.0%
PDOStatement::rowCount2 0.3% 101 0.0% 0 0.0% 1,120 0.2% 888 0.2%