Run Report
Run #534ad9c94e95b: XHProf Run (Namespace=drupal-perf-drupalcon)
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Parent/Child report for Drupal\Core\Database\Connection::select [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::select31 30.4% 2,796 0.5% 2,850 0.5% 155,780 1.1% 126,456 0.9%
Exclusive Metrics for Current Function350 12.5% 324 11.4% 9,356 6.0% 5,004 4.0%
Parent functions
Drupal\views\Plugin\views\query\Sql::query2 6.5% 769 27.5% 771 27.1% 106,080 68.1% 103,744 82.0%
Drupal\Core\Entity\Query\Sql\Query::prepare8 25.8% 570 20.4% 585 20.5% 13,148 8.4% 7,372 5.8%
Drupal\Core\Entity\ContentEntityDatabaseStorage::buildQuery7 22.6% 476 17.0% 489 17.2% 11,468 7.4% 6,536 5.2%
Drupal\Core\Entity\EntityDatabaseStorage::buildQuery4 12.9% 263 9.4% 269 9.4% 6,760 4.3% 0 0.0%
db_select3 9.7% 254 9.1% 262 9.2% 5,276 3.4% 4,128 3.3%
Drupal\Core\Database\Query\Merge::execute3 9.7% 184 6.6% 187 6.6% 5,212 3.3% 1,568 1.2%
Drupal\Core\Entity\ContentEntityDatabaseStorage::attachPropertyData2 6.5% 144 5.2% 147 5.2% 3,724 2.4% 52 0.0%
Drupal\comment\CommentStatistics::read1 3.2% 68 2.4% 70 2.5% 2,040 1.3% 1,672 1.3%
Drupal\Core\Database\Query\Select::countQuery1 3.2% 68 2.4% 70 2.5% 2,072 1.3% 1,384 1.1%
Child functions
Drupal\Core\Database\Query\Select::__construct31 50.0% 1,847 66.1% 1,879 65.9% 62,088 39.9% 38,112 30.1%
Drupal\Core\Database\Connection::getDriverClass31 50.0% 599 21.4% 647 22.7% 84,336 54.1% 83,340 65.9%