Diff Report
Run #52c96ba78d568: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52c96b69a1c07: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #52c96ba78d568Run #52c96b69a1c07DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)287 320 33 11.5%
Incl. Wall Time (microsec) per call 287 320 33 11.5%
Excl. Wall Time (microsec)11 12 1 9.1%
Incl. CPU (microsecs)290 323 33 11.4%
Incl. CPU (microsecs) per call 290 323 33 11.4%
Excl. CPU (microsec)12 11 -1 -8.3%
Incl. MemUse (bytes)144,928 144,928 0 0.0%
Incl. MemUse (bytes) per call 144,928 144,928 0 0.0%
Excl. MemUse (bytes)1,912 1,912 0 0.0%
Incl. PeakMemUse (bytes)129,504 129,504 0 0.0%
Incl. PeakMemUse (bytes) per call 129,504 129,504 0 0.0%
Excl. PeakMemUse (bytes)1,240 1,240 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% 33 44.6% 33 3300.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function1 3.0% -1 -3.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::select0 N/A% 33 100.0% 33 100.0% 0 N/A% 0 N/A%
Child functions
class_exists0 N/A% 32 97.0% 33 100.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% 0 0.0% 1 3.0% 0 N/A% 0 N/A%