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Run #51ec3b81ad265: 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% 1,035 0.4% 399 0.2% 12,952 0.1% 12,160 0.1%
Exclusive Metrics for Current Function55 5.3% 47 11.8% 3,360 25.9% 1,808 14.9%
Parent function
Drupal\Core\Database\Database::openConnection1 100.0% 1,035 100.0% 399 100.0% 12,952 100.0% 12,160 100.0%
Child functions
PDO::__construct1 25.0% 777 75.1% 269 67.4% 7,712 59.5% 8,968 73.8%
PDO::exec2 50.0% 201 19.4% 81 20.3% 800 6.2% 632 5.2%
implode1 25.0% 2 0.2% 2 0.5% 1,080 8.3% 752 6.2%