Diff Report
Run #519ea984d991e: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519ea884c38e9: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #519ea984d991eRun #519ea884c38e9DiffDiff%
Number of Function Calls7 7 0 0.0%
Incl. Wall Time (microsec)453 467 14 3.1%
Incl. Wall Time (microsec) per call 65 67 2 3.1%
Excl. Wall Time (microsec)23 35 12 52.2%
Incl. CPU (microsecs)461 476 15 3.3%
Incl. CPU (microsecs) per call 66 68 2 3.3%
Excl. CPU (microsec)28 31 3 10.7%
Incl. MemUse (bytes)144,512 144,528 16 0.0%
Incl. MemUse (bytes) per call 20,645 20,647 2 0.0%
Excl. MemUse (bytes)1,896 1,896 0 0.0%
Incl. PeakMemUse (bytes)144,584 144,600 16 0.0%
Incl. PeakMemUse (bytes) per call 20,655 20,657 2 0.0%
Excl. PeakMemUse (bytes)1,736 1,736 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% 14 0.0% 15 0.0% 16 0.0% 16 0.0%
Exclusive Metrics Diff for Current Function12 85.7% 3 20.0% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Database\Connection::select0 N/A% 14 100.0% 15 100.0% 16 100.0% 16 100.0%
Child functions
class_exists0 N/A% 2 14.3% 13 86.7% 16 100.0% 16 100.0%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% 0 0.0% -1 -6.7% 0 0.0% 0 0.0%