Run Report
Run #538ce5d94ebdd: 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% 331 0.1% 132 0.1% 12,984 0.0% 11,560 0.0%
Exclusive Metrics for Current Function28 8.5% 23 17.4% 3,320 25.6% 1,760 15.2%
Parent function
Drupal\Core\Database\Database::openConnection1 100.0% 331 100.0% 132 100.0% 12,984 100.0% 11,560 100.0%
Child functions
PDO::__construct1 25.0% 207 62.5% 81 61.4% 7,784 60.0% 8,664 74.9%
PDO::exec2 50.0% 95 28.7% 25 18.9% 800 6.2% 632 5.5%
implode1 25.0% 1 0.3% 3 2.3% 1,080 8.3% 504 4.4%