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Run #519c0e87b9da9: 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% 1,073 0.5% 416 0.2% 12,776 0.1% 12,296 0.1%
Exclusive Metrics for Current Function54 5.0% 42 10.1% 3,184 24.9% 1,560 12.7%
Parent function
Drupal\Core\Database\Database::openConnection1 100.0% 1,073 100.0% 416 100.0% 12,776 100.0% 12,296 100.0%
Child functions
PDO::__construct1 25.0% 813 75.8% 282 67.8% 7,712 60.4% 9,208 74.9%
PDO::exec2 50.0% 204 19.0% 88 21.2% 800 6.3% 632 5.1%
implode1 25.0% 2 0.2% 4 1.0% 1,080 8.5% 896 7.3%