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Run #519fc26fe04d9: 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% 418 1.2% 0 0.0% 9,232 0.3% 9,284 0.3%
Exclusive Metrics for Current Function38 9.1% 0 N/A% 1,596 17.3% 568 6.1%
Parent function
Drupal\Core\Database\Database::openConnection1 100.0% 418 100.0% 0 N/A% 9,232 100.0% 9,284 100.0%
Child functions
PDO::__construct1 25.0% 269 64.4% 0 N/A% 6,460 70.0% 8,528 91.9%
PDO::exec2 50.0% 110 26.3% 0 N/A% 452 4.9% 188 2.0%
implode1 25.0% 1 0.2% 0 N/A% 724 7.8% 0 0.0%