Diff Report
Run #52f5cbc19a0d8: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52f5cb0964fa0: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #52f5cbc19a0d8Run #52f5cb0964fa0DiffDiff%
Number of Function Calls4 4 0 0.0%
Incl. Wall Time (microsec)1,179 1,191 12 1.0%
Incl. Wall Time (microsec) per call 295 298 3 1.0%
Excl. Wall Time (microsec)16 18 2 12.5%
Incl. CPU (microsecs)1,186 1,196 10 0.8%
Incl. CPU (microsecs) per call 297 299 3 0.8%
Excl. CPU (microsec)20 18 -2 -10.0%
Incl. MemUse (bytes)295,856 295,856 0 0.0%
Incl. MemUse (bytes) per call 73,964 73,964 0 0.0%
Excl. MemUse (bytes)1,896 1,896 0 0.0%
Incl. PeakMemUse (bytes)299,184 299,184 0 0.0%
Incl. PeakMemUse (bytes) per call 74,796 74,796 0 0.0%
Excl. PeakMemUse (bytes)1,968 1,968 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% 12 12.9% 10 5.1% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function2 16.7% -2 -20.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::select0 N/A% 12 100.0% 10 100.0% 0 N/A% 0 N/A%
Child functions
class_exists0 N/A% 10 83.3% 11 110.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% 0 0.0% 1 10.0% 0 N/A% 0 N/A%