Diff Report
Run #51e30f7568a45: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51e3103d95a81: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #51e30f7568a45Run #51e3103d95a81DiffDiff%
Number of Function Calls18 18 0 0.0%
Incl. Wall Time (microsec)5,716 5,770 54 0.9%
Incl. Wall Time (microsec) per call 318 321 3 0.9%
Excl. Wall Time (microsec)112 108 -4 -3.6%
Incl. CPU (microsecs)5,744 5,797 53 0.9%
Incl. CPU (microsecs) per call 319 322 3 0.9%
Excl. CPU (microsec)121 115 -6 -5.0%
Incl. MemUse (bytes)624,024 624,080 56 0.0%
Incl. MemUse (bytes) per call 34,668 34,671 3 0.0%
Excl. MemUse (bytes)5,704 5,704 0 0.0%
Incl. PeakMemUse (bytes)581,472 581,584 112 0.0%
Incl. PeakMemUse (bytes) per call 32,304 32,310 6 0.0%
Excl. PeakMemUse (bytes)2,840 2,840 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Connection::getDriverClass [View Callgraph Diff]


Function NameCalls DiffCalls
Diff%		Incl. Wall
Diff
(microsec)		IWall
Diff%		Incl. CPU Diff
(microsec)		ICpu
Diff%		Incl.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
Drupal\Core\Database\Connection::getDriverClass0 N/A% 54 0.8% 53 11.2% 56 0.1% 112 0.1%
Exclusive Metrics Diff for Current Function-4 -7.4% -6 -11.3% 0 0.0% 0 0.0%
Parent functions
Drupal\Core\Database\Connection::select0 N/A% 85 157.4% 91 171.7% 56 100.0% 104 92.9%
Drupal\Core\Database\Connection::merge0 N/A% -56 -103.7% -56 -105.7% 0 0.0% 120 107.1%
Drupal\Core\Database\Connection::update0 N/A% 22 40.7% 20 37.7% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::insert0 N/A% 14 25.9% 10 18.9% 0 0.0% -112 -100.0%
Drupal\Core\Database\Connection::delete0 N/A% -11 -20.4% -12 -22.6% 0 0.0% 0 0.0%
Child functions
class_exists0 N/A% 58 107.4% 59 111.3% 56 100.0% 112 100.0%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%