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Run #519e633ddef65: XHProf Run (Namespace=drupal-perf-drupalcon)
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Parent/Child report for Drupal\Core\Database\Driver\mysql\Connection::open [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\Driver\mysql\Connection::open1 7.1% 962 0.2% 400 0.1% 12,760 0.1% 12,336 0.1%
Exclusive Metrics for Current Function54 5.6% 44 11.0% 3,160 24.8% 1,584 12.8%
Parent function
Drupal\Core\Database\Database::openConnection1 100.0% 962 100.0% 400 100.0% 12,760 100.0% 12,336 100.0%
Child functions
PDO::__construct1 25.0% 703 73.1% 271 67.8% 7,712 60.4% 9,208 74.6%
PDO::exec2 50.0% 203 21.1% 80 20.0% 808 6.3% 632 5.1%
implode1 25.0% 2 0.2% 5 1.2% 1,080 8.5% 912 7.4%