Diff Report
Run #517c1836bbd84: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517c1770a3264: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #517c1836bbd84Run #517c1770a3264DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)664 733 69 10.4%
Incl. Wall Time (microsec) per call 221 244 23 10.4%
Excl. Wall Time (microsec)18 20 2 11.1%
Incl. CPU (microsecs)668 738 70 10.5%
Incl. CPU (microsecs) per call 223 246 23 10.5%
Excl. CPU (microsec)21 22 1 4.8%
Incl. MemUse (bytes)146,536 146,512 -24 -0.0%
Incl. MemUse (bytes) per call 48,845 48,837 -8 -0.0%
Excl. MemUse (bytes)1,896 1,896 0 0.0%
Incl. PeakMemUse (bytes)145,080 145,056 -24 -0.0%
Incl. PeakMemUse (bytes) per call 48,360 48,352 -8 -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% 69 4.3% 70 4.6% -24 -0.4% -24 -0.4%
Exclusive Metrics Diff for Current Function2 2.9% 1 1.4% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Database\Connection::select0 N/A% 69 100.0% 70 100.0% -24 -100.0% -24 -100.0%
Child functions
class_exists0 N/A% 67 97.1% 69 98.6% -24 -100.0% -24 -100.0%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%