Diff Report
Run #52c641a950046: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52c642960e9a6: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #52c641a950046Run #52c642960e9a6DiffDiff%
Number of Function Calls9 9 0 0.0%
Incl. Wall Time (microsec)329 325 -4 -1.2%
Incl. Wall Time (microsec) per call 37 36 -0 -1.2%
Excl. Wall Time (microsec)24 23 -1 -4.2%
Incl. CPU (microsecs)340 333 -7 -2.1%
Incl. CPU (microsecs) per call 38 37 -1 -2.1%
Excl. CPU (microsec)32 29 -3 -9.4%
Incl. MemUse (bytes)150,536 150,536 0 0.0%
Incl. MemUse (bytes) per call 16,726 16,726 0 0.0%
Excl. MemUse (bytes)1,896 1,896 0 0.0%
Incl. PeakMemUse (bytes)150,848 150,848 0 0.0%
Incl. PeakMemUse (bytes) per call 16,761 16,761 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% -4 -0.1% -7 -0.3% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-1 -25.0% -3 -42.9% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::select0 N/A% -4 -100.0% -7 -100.0% 0 N/A% 0 N/A%
Child functions
class_exists0 N/A% -3 -75.0% -5 -71.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% 0 0.0% 1 14.3% 0 N/A% 0 N/A%