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Run #519ffa0e6cdec: 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% 375 0.2% 0 0.0% 12,776 0.1% 12,544 0.1%
Exclusive Metrics for Current Function40 10.7% 0 N/A% 3,176 24.9% 1,648 13.1%
Parent function
Drupal\Core\Database\Database::openConnection1 100.0% 375 100.0% 0 N/A% 12,776 100.0% 12,544 100.0%
Child functions
PDO::__construct1 25.0% 222 59.2% 0 N/A% 7,720 60.4% 9,536 76.0%
PDO::exec2 50.0% 111 29.6% 0 N/A% 800 6.3% 624 5.0%
implode1 25.0% 2 0.5% 0 N/A% 1,080 8.5% 736 5.9%