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Run #519d45fd795a4: 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% 1,135 0.1% 301 0.0% 3,568 0.0% 3,280 0.0%
Exclusive Metrics for Current Function67 5.9% 60 19.9% 1,812 50.8% 1,656 50.5%
Parent function
Drupal\Core\Database\Database::openConnection1 100.0% 1,135 100.0% 301 100.0% 3,568 100.0% 3,280 100.0%
Child functions
PDO::__construct1 25.0% 815 71.8% 169 56.1% 584 16.4% 540 16.5%
PDO::exec2 50.0% 250 22.0% 67 22.3% 452 12.7% 452 13.8%
implode1 25.0% 3 0.3% 5 1.7% 720 20.2% 632 19.3%