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Run #534ad972c8c0d: 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% 780 0.1% 258 0.0% 3,444 0.0% 3,212 0.0%
Exclusive Metrics for Current Function55 7.1% 49 19.0% 1,680 48.8% 1,624 50.6%
Parent function
Drupal\Core\Database\Database::openConnection1 100.0% 780 100.0% 258 100.0% 3,444 100.0% 3,212 100.0%
Child functions
PDO::__construct1 25.0% 528 67.7% 147 57.0% 588 17.1% 500 15.6%
PDO::exec2 50.0% 194 24.9% 56 21.7% 452 13.1% 452 14.1%
implode1 25.0% 3 0.4% 6 2.3% 724 21.0% 636 19.8%