Diff Report
Run #5350e2663e694: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5350e128cfd2b: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #5350e2663e694Run #5350e128cfd2bDiffDiff%
Number of Function Calls9 9 0 0.0%
Incl. Wall Time (microsec)1,519 1,497 -22 -1.4%
Incl. Wall Time (microsec) per call 169 166 -2 -1.4%
Excl. Wall Time (microsec)25 23 -2 -8.0%
Incl. CPU (microsecs)1,528 1,509 -19 -1.2%
Incl. CPU (microsecs) per call 170 168 -2 -1.2%
Excl. CPU (microsec)34 33 -1 -2.9%
Incl. MemUse (bytes)334,600 334,584 -16 -0.0%
Incl. MemUse (bytes) per call 37,178 37,176 -2 -0.0%
Excl. MemUse (bytes)1,872 1,872 0 0.0%
Incl. PeakMemUse (bytes)333,832 333,776 -56 -0.0%
Incl. PeakMemUse (bytes) per call 37,092 37,086 -6 -0.0%
Excl. PeakMemUse (bytes)1,952 1,952 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% -22 -1.4% -19 -1.1% -16 -0.1% -56 -0.2%
Exclusive Metrics Diff for Current Function-2 -9.1% -1 -5.3% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Database\Connection::select0 N/A% -22 -100.0% -19 -100.0% -16 -100.0% -56 -100.0%
Child functions
class_exists0 N/A% -20 -90.9% -19 -100.0% -16 -100.0% -56 -100.0%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% 0 0.0% 1 5.3% 0 0.0% 0 0.0%