Diff Report
Run #5240420daae43: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #524042daedba9: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #5240420daae43Run #524042daedba9DiffDiff%
Number of Function Calls17 17 0 0.0%
Incl. Wall Time (microsec)861 845 -16 -1.9%
Incl. Wall Time (microsec) per call 51 50 -1 -1.9%
Excl. Wall Time (microsec)72 70 -2 -2.8%
Incl. CPU (microsecs)876 866 -10 -1.1%
Incl. CPU (microsecs) per call 52 51 -1 -1.1%
Excl. CPU (microsec)85 89 4 4.7%
Incl. MemUse (bytes)155,560 155,560 0 0.0%
Incl. MemUse (bytes) per call 9,151 9,151 0 0.0%
Excl. MemUse (bytes)1,896 1,896 0 0.0%
Incl. PeakMemUse (bytes)155,960 155,960 0 0.0%
Incl. PeakMemUse (bytes) per call 9,174 9,174 0 0.0%
Excl. PeakMemUse (bytes)1,856 1,856 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% -16 -0.2% -10 -0.1% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-2 -12.5% 4 40.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::select0 N/A% -16 -100.0% -10 -100.0% 0 N/A% 0 N/A%
Child functions
class_exists0 N/A% -14 -87.5% -14 -140.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%