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Run #55b9251b3733f: XHProf Run (Namespace=drupal-perf-cthos)
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Parent/Child report for Drupal\Core\Database\Connection::getDriverClass [View Callgraph ]


Function NameCallsCalls%Incl. Wall Time
(microsec)		IWall%Incl.
MemUse
(bytes)		IMemUse%Incl.
PeakMemUse
(bytes)		IPeakMemUse%
Current Function
Drupal\Core\Database\Connection::getDriverClass1,121 98.2% 9,025 0.3% 705,928 1.0% 596,560 0.8%
Exclusive Metrics for Current Function2,250 24.9% 5,696 0.8% 1,216 0.2%
Parent functions
Drupal\Core\Database\Connection::select486 43.4% 2,565 28.4% 314,416 44.5% 286,544 48.0%
Drupal\Core\Database\Connection::merge166 14.8% 2,245 24.9% 153,008 21.7% 112,848 18.9%
Drupal\Core\Database\Connection::update330 29.4% 1,475 16.3% 72,944 10.3% 69,792 11.7%
Drupal\Core\Database\Connection::insert20 1.8% 1,352 15.0% 91,616 13.0% 85,696 14.4%
Drupal\Core\Database\Connection::delete54 4.8% 853 9.5% 54,664 7.7% 31,144 5.2%
Drupal\Core\Database\Connection::startTransaction65 5.8% 535 5.9% 19,280 2.7% 10,536 1.8%
Child functions
class_exists6 50.0% 6,769 75.0% 699,056 99.0% 595,104 99.8%
Drupal\Core\Database\Driver\mysql\Connection::driver6 50.0% 6 0.1% 1,176 0.2% 240 0.0%