Diff Report
Run #51981e3ae1e6c: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51981beb768ad: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #51981e3ae1e6cRun #51981beb768adDiffDiff%
Number of Function Calls11 11 0 0.0%
Incl. Wall Time (microsec)2,644 2,640 -4 -0.2%
Incl. Wall Time (microsec) per call 240 240 -0 -0.2%
Excl. Wall Time (microsec)44 44 0 0.0%
Incl. CPU (microsecs)2,661 2,660 -1 -0.0%
Incl. CPU (microsecs) per call 242 242 -0 -0.0%
Excl. CPU (microsec)56 60 4 7.1%
Incl. MemUse (bytes)395,768 395,912 144 0.0%
Incl. MemUse (bytes) per call 35,979 35,992 13 0.0%
Excl. MemUse (bytes)2,832 2,832 0 0.0%
Incl. PeakMemUse (bytes)311,552 311,904 352 0.1%
Incl. PeakMemUse (bytes) per call 28,323 28,355 32 0.1%
Excl. PeakMemUse (bytes)1,488 1,496 8 0.5%

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% -4 -3.3% -1 -0.2% 144 0.4% 352 1.2%
Exclusive Metrics Diff for Current Function0 0.0% 4 400.0% 0 0.0% 8 2.3%
Parent functions
Drupal\Core\Database\Connection::insert0 N/A% -32 -800.0% -30 -3000.0% 8 5.6% 184 52.3%
Drupal\Core\Database\Connection::select0 N/A% 28 700.0% 29 2900.0% 136 94.4% 168 47.7%
Child functions
class_exists0 N/A% -4 -100.0% -6 -600.0% 144 100.0% 344 97.7%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% 0 0.0% 1 100.0% 0 0.0% 0 0.0%