Diff Report
Run #51901ff69a8a6: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51902129e4489: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #51901ff69a8a6Run #51902129e4489DiffDiff%
Number of Function Calls10 10 0 0.0%
Incl. Wall Time (microsec)476 497 21 4.4%
Incl. Wall Time (microsec) per call 48 50 2 4.4%
Excl. Wall Time (microsec)27 28 1 3.7%
Incl. CPU (microsecs)486 514 28 5.8%
Incl. CPU (microsecs) per call 49 51 3 5.8%
Excl. CPU (microsec)34 44 10 29.4%
Incl. MemUse (bytes)144,528 144,528 0 0.0%
Incl. MemUse (bytes) per call 14,453 14,453 0 0.0%
Excl. MemUse (bytes)1,896 1,896 0 0.0%
Incl. PeakMemUse (bytes)135,264 135,264 0 0.0%
Incl. PeakMemUse (bytes) per call 13,526 13,526 0 0.0%
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% 21 38.9% 28 37.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function1 4.8% 10 35.7% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::select0 N/A% 21 100.0% 28 100.0% 0 N/A% 0 N/A%
Child functions
class_exists0 N/A% 20 95.2% 20 71.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% 0 0.0% -2 -7.1% 0 N/A% 0 N/A%