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Run #531ccb2cb8e3d: XHProf Run (Namespace=drupal-perf-cottser)
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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% 332 0.1% 146 0.0% 13,160 0.0% 12,344 0.0%
Exclusive Metrics for Current Function29 8.7% 25 17.1% 3,512 26.7% 1,776 14.4%
Parent function
Drupal\Core\Database\Database::openConnection1 100.0% 332 100.0% 146 100.0% 13,160 100.0% 12,344 100.0%
Child functions
PDO::__construct1 25.0% 211 63.6% 90 61.6% 7,768 59.0% 9,288 75.2%
PDO::exec2 50.0% 91 27.4% 29 19.9% 800 6.1% 632 5.1%
implode1 25.0% 1 0.3% 2 1.4% 1,080 8.2% 648 5.2%