Diff Report
Run #517d7587ada9c: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517d750163e11: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #517d7587ada9cRun #517d750163e11DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)689 678 -11 -1.6%
Incl. Wall Time (microsec) per call 230 226 -4 -1.6%
Excl. Wall Time (microsec)18 17 -1 -5.6%
Incl. CPU (microsecs)694 687 -7 -1.0%
Incl. CPU (microsecs) per call 231 229 -2 -1.0%
Excl. CPU (microsec)20 24 4 20.0%
Incl. MemUse (bytes)146,536 146,512 -24 -0.0%
Incl. MemUse (bytes) per call 48,845 48,837 -8 -0.0%
Excl. MemUse (bytes)1,896 1,896 0 0.0%
Incl. PeakMemUse (bytes)145,176 145,368 192 0.1%
Incl. PeakMemUse (bytes) per call 48,392 48,456 64 0.1%
Excl. PeakMemUse (bytes)1,704 1,704 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% -11 -0.1% -7 -0.1% -24 -0.2% 192 1.7%
Exclusive Metrics Diff for Current Function-1 -9.1% 4 57.1% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Database\Connection::select0 N/A% -11 -100.0% -7 -100.0% -24 -100.0% 192 100.0%
Child functions
class_exists0 N/A% -10 -90.9% -10 -142.9% -24 -100.0% 192 100.0%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% 0 0.0% -1 -14.3% 0 0.0% 0 0.0%