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Run #519d48e206f9d: 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% 601 1.5% 222 0.6% 12,776 0.2% 12,296 0.2%
Exclusive Metrics for Current Function37 6.2% 29 13.1% 3,176 24.9% 1,560 12.7%
Parent function
Drupal\Core\Database\Database::openConnection1 100.0% 601 100.0% 222 100.0% 12,776 100.0% 12,296 100.0%
Child functions
PDO::__construct1 25.0% 439 73.0% 145 65.3% 7,712 60.4% 9,208 74.9%
PDO::exec2 50.0% 123 20.5% 45 20.3% 808 6.3% 632 5.1%
implode1 25.0% 2 0.3% 3 1.4% 1,080 8.5% 896 7.3%