Diff Report
Run #519a6c2cb620c: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519a6b3fa9c9c: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #519a6c2cb620cRun #519a6b3fa9c9cDiffDiff%
Number of Function Calls12 12 0 0.0%
Incl. Wall Time (microsec)500 494 -6 -1.2%
Incl. Wall Time (microsec) per call 42 41 -1 -1.2%
Excl. Wall Time (microsec)31 32 1 3.2%
Incl. CPU (microsecs)516 510 -6 -1.2%
Incl. CPU (microsecs) per call 43 43 -1 -1.2%
Excl. CPU (microsec)45 45 0 0.0%
Incl. MemUse (bytes)144,520 144,520 0 0.0%
Incl. MemUse (bytes) per call 12,043 12,043 0 0.0%
Excl. MemUse (bytes)1,896 1,896 0 0.0%
Incl. PeakMemUse (bytes)126,488 126,488 0 0.0%
Incl. PeakMemUse (bytes) per call 10,541 10,541 0 0.0%
Excl. PeakMemUse (bytes)1,736 1,736 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 -0.8% -6 -0.8% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function1 16.7% 0 0.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::select0 N/A% -6 -100.0% -6 -100.0% 0 N/A% 0 N/A%
Child functions
class_exists0 N/A% -7 -116.7% -7 -116.7% 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%