Diff Report
Run #518b14dd8356b: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #518b13c95a609: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #518b14dd8356bRun #518b13c95a609DiffDiff%
Number of Function Calls8 8 0 0.0%
Incl. Wall Time (microsec)464 437 -27 -5.8%
Incl. Wall Time (microsec) per call 58 55 -3 -5.8%
Excl. Wall Time (microsec)26 25 -1 -3.8%
Incl. CPU (microsecs)473 447 -26 -5.5%
Incl. CPU (microsecs) per call 59 56 -3 -5.5%
Excl. CPU (microsec)33 33 0 0.0%
Incl. MemUse (bytes)144,512 144,512 0 0.0%
Incl. MemUse (bytes) per call 18,064 18,064 0 0.0%
Excl. MemUse (bytes)1,896 1,896 0 0.0%
Incl. PeakMemUse (bytes)143,432 143,432 0 0.0%
Incl. PeakMemUse (bytes) per call 17,929 17,929 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% -27 -3.4% -26 -4.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-1 -3.7% 0 0.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::select0 N/A% -27 -100.0% -26 -100.0% 0 N/A% 0 N/A%
Child functions
class_exists0 N/A% -26 -96.3% -26 -100.0% 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%