Diff Report
Run #535139ab6e707: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #53513afe3c568: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #535139ab6e707Run #53513afe3c568DiffDiff%
Number of Function Calls159 159 0 0.0%
Incl. Wall Time (microsec)1,694 1,688 -6 -0.4%
Incl. Wall Time (microsec) per call 11 11 -0 -0.4%
Excl. Wall Time (microsec)217 192 -25 -11.5%
Incl. CPU (microsecs)1,841 1,833 -8 -0.4%
Incl. CPU (microsecs) per call 12 12 -0 -0.4%
Excl. CPU (microsec)362 334 -28 -7.7%
Incl. MemUse (bytes)334,576 334,488 -88 -0.0%
Incl. MemUse (bytes) per call 2,104 2,104 -1 -0.0%
Excl. MemUse (bytes)1,872 1,872 0 0.0%
Incl. PeakMemUse (bytes)336,440 336,464 24 0.0%
Incl. PeakMemUse (bytes) per call 2,116 2,116 0 0.0%
Excl. PeakMemUse (bytes)1,888 1,888 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% -6 -0.1% -8 -0.1% -88 -0.4% 24 0.1%
Exclusive Metrics Diff for Current Function-25 -416.7% -28 -350.0% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Database\Connection::select0 N/A% -6 -100.0% -8 -100.0% -88 -100.0% 24 100.0%
Child functions
class_exists0 N/A% 19 316.7% 19 237.5% -88 -100.0% 24 100.0%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% 0 0.0% 1 12.5% 0 0.0% 0 0.0%