Diff Report
Run #531ccba053790: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #531ccb2cb8e3d: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #531ccba053790Run #531ccb2cb8e3dDiffDiff%
Number of Function Calls31 31 0 0.0%
Incl. Wall Time (microsec)1,987 1,988 1 0.1%
Incl. Wall Time (microsec) per call 64 64 0 0.1%
Excl. Wall Time (microsec)57 56 -1 -1.8%
Incl. CPU (microsecs)2,023 2,029 6 0.3%
Incl. CPU (microsecs) per call 65 65 0 0.3%
Excl. CPU (microsec)86 92 6 7.0%
Incl. MemUse (bytes)411,152 411,152 0 0.0%
Incl. MemUse (bytes) per call 13,263 13,263 0 0.0%
Excl. MemUse (bytes)2,832 2,832 0 0.0%
Incl. PeakMemUse (bytes)401,816 401,816 0 0.0%
Incl. PeakMemUse (bytes) per call 12,962 12,962 0 0.0%
Excl. PeakMemUse (bytes)1,816 1,816 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% 1 1.7% 6 10.2% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-1 -100.0% 6 100.0% 0 N/A% 0 N/A%
Parent functions
system_requirements0 N/A% 2 200.0% 2 33.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::select0 N/A% -1 -100.0% 4 66.7% 0 N/A% 0 N/A%
Child functions
class_exists0 N/A% 2 200.0% -1 -16.7% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% 0 0.0% 1 16.7% 0 N/A% 0 N/A%