Run Report
Run #539206513e72e: 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::select15 27.8% 1,591 0.3% 1,621 0.3% 125,848 0.9% 107,856 0.8%
Exclusive Metrics for Current Function171 10.7% 159 9.8% 6,704 5.3% 3,996 3.7%
Parent functions
Drupal\Core\Entity\ContentEntityDatabaseStorage::buildQuery3 20.0% 813 51.1% 816 50.3% 103,460 82.2% 98,496 91.3%
Drupal\Core\Entity\Query\Sql\Query::prepare4 26.7% 259 16.3% 265 16.3% 6,812 5.4% 4,412 4.1%
Drupal\Core\Database\Query\Merge::execute2 13.3% 129 8.1% 133 8.2% 3,608 2.9% 0 0.0%
Drupal\Core\Entity\ContentEntityDatabaseStorage::attachPropertyData2 13.3% 121 7.6% 127 7.8% 3,724 3.0% 1,012 0.9%
db_select1 6.7% 82 5.2% 84 5.2% 2,052 1.6% 1,580 1.5%
Drupal\Core\Database\Query\Select::countQuery1 6.7% 67 4.2% 70 4.3% 2,088 1.7% 1,976 1.8%
Drupal\comment\CommentStatistics::read1 6.7% 62 3.9% 64 3.9% 2,040 1.6% 172 0.2%
Drupal\Core\Entity\EntityDatabaseStorage::buildQuery1 6.7% 58 3.6% 62 3.8% 2,064 1.6% 208 0.2%
Child functions
Drupal\Core\Database\Query\Select::__construct15 50.0% 885 55.6% 904 55.8% 37,744 30.0% 24,728 22.9%
Drupal\Core\Database\Connection::getDriverClass15 50.0% 535 33.6% 558 34.4% 81,400 64.7% 79,132 73.4%