Diff Report
Run #52d3e93cb560e: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52d3e964b719c: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #52d3e93cb560eRun #52d3e964b719cDiffDiff%
Number of Function Calls9 9 0 0.0%
Incl. Wall Time (microsec)582 581 -1 -0.2%
Incl. Wall Time (microsec) per call 65 65 -0 -0.2%
Excl. Wall Time (microsec)27 29 2 7.4%
Incl. CPU (microsecs)594 593 -1 -0.2%
Incl. CPU (microsecs) per call 66 66 -0 -0.2%
Excl. CPU (microsec)34 36 2 5.9%
Incl. MemUse (bytes)151,448 151,448 0 0.0%
Incl. MemUse (bytes) per call 16,828 16,828 0 0.0%
Excl. MemUse (bytes)2,824 2,824 0 0.0%
Incl. PeakMemUse (bytes)152,264 152,264 0 0.0%
Incl. PeakMemUse (bytes) per call 16,918 16,918 0 0.0%
Excl. PeakMemUse (bytes)2,224 2,224 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% -1 -0.3% -1 -0.4% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function2 200.0% 2 200.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Database\Query\SelectExtender::extend0 N/A% -3 -300.0% -2 -200.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::select0 N/A% 2 200.0% 1 100.0% 0 N/A% 0 N/A%
Child functions
class_exists0 N/A% -2 -200.0% -3 -300.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% -1 -100.0% 0 0.0% 0 N/A% 0 N/A%