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Run #519ff79b9e81a: 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% 379 0.1% 206 0.1% 6,032 0.1% 5,280 0.0%
Exclusive Metrics for Current Function57 15.0% 47 22.8% 3,160 52.4% 3,072 58.2%
Parent function
Drupal\Core\Database\Database::openConnection1 100.0% 379 100.0% 206 100.0% 6,032 100.0% 5,280 100.0%
Child functions
PDO::__construct1 25.0% 193 50.9% 100 48.5% 992 16.4% 584 11.1%
PDO::exec2 50.0% 126 33.2% 53 25.7% 800 13.3% 712 13.5%
implode1 25.0% 3 0.8% 6 2.9% 1,080 17.9% 912 17.3%