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Run #519d44ffb3845: 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% 1,135 0.1% 314 0.0% 3,568 0.0% 3,280 0.0%
Exclusive Metrics for Current Function70 6.2% 62 19.7% 1,812 50.8% 1,656 50.5%
Parent function
Drupal\Core\Database\Database::openConnection1 100.0% 1,135 100.0% 314 100.0% 3,568 100.0% 3,280 100.0%
Child functions
PDO::__construct1 25.0% 813 71.6% 181 57.6% 584 16.4% 540 16.5%
PDO::exec2 50.0% 249 21.9% 67 21.3% 452 12.7% 452 13.8%
implode1 25.0% 3 0.3% 4 1.3% 720 20.2% 632 19.3%