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Run #519d4dc9980f7: 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% 1,167 0.1% 329 0.0% 3,568 0.0% 3,324 0.0%
Exclusive Metrics for Current Function68 5.8% 58 17.6% 1,812 50.8% 1,700 51.1%
Parent function
Drupal\Core\Database\Database::openConnection1 100.0% 1,167 100.0% 329 100.0% 3,568 100.0% 3,324 100.0%
Child functions
PDO::__construct1 25.0% 823 70.5% 194 59.0% 584 16.4% 540 16.2%
PDO::exec2 50.0% 273 23.4% 72 21.9% 452 12.7% 452 13.6%
implode1 25.0% 3 0.3% 5 1.5% 720 20.2% 632 19.0%