Diff Report
Run #52e417f8e04a5: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52e4189e0e4fe: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #52e417f8e04a5Run #52e4189e0e4feDiffDiff%
Number of Function Calls37 37 0 0.0%
Incl. Wall Time (microsec)1,174 1,155 -19 -1.6%
Incl. Wall Time (microsec) per call 32 31 -1 -1.6%
Excl. Wall Time (microsec)72 68 -4 -5.6%
Incl. CPU (microsecs)1,209 1,198 -11 -0.9%
Incl. CPU (microsecs) per call 33 32 -0 -0.9%
Excl. CPU (microsec)100 105 5 5.0%
Incl. MemUse (bytes)230,336 230,336 0 0.0%
Incl. MemUse (bytes) per call 6,225 6,225 0 0.0%
Excl. MemUse (bytes)3,816 3,816 0 0.0%
Incl. PeakMemUse (bytes)208,352 208,352 0 0.0%
Incl. PeakMemUse (bytes) per call 5,631 5,631 0 0.0%
Excl. PeakMemUse (bytes)2,360 2,360 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% -19 -5.1% -11 -3.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-4 -21.1% 5 45.5% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Database\Connection::insert0 N/A% -10 -52.6% -9 -81.8% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\SelectExtender::extend0 N/A% -6 -31.6% -6 -54.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::select0 N/A% -3 -15.8% 4 36.4% 0 N/A% 0 N/A%
Child functions
class_exists0 N/A% -15 -78.9% -17 -154.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% 0 0.0% 1 9.1% 0 N/A% 0 N/A%