Diff Report
Run #519fc53e46a65: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fc817b51ae: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #519fc53e46a65Run #519fc817b51aeDiffDiff%
Number of Function Calls8 8 0 0.0%
Incl. Wall Time (microsec)244 239 -5 -2.0%
Incl. Wall Time (microsec) per call 31 30 -1 -2.0%
Excl. Wall Time (microsec)15 13 -2 -13.3%
Incl. CPU (microsecs)0 0 0 N/A%
Incl. CPU (microsecs) per call 0 0 0 N/A%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)144,216 144,216 0 0.0%
Incl. MemUse (bytes) per call 18,027 18,027 0 0.0%
Excl. MemUse (bytes)1,896 1,896 0 0.0%
Incl. PeakMemUse (bytes)143,432 143,432 0 0.0%
Incl. PeakMemUse (bytes) per call 17,929 17,929 0 0.0%
Excl. PeakMemUse (bytes)1,800 1,800 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% -5 -0.1% 0 0.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-2 -40.0% 0 N/A% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::select0 N/A% -5 -100.0% 0 N/A% 0 N/A% 0 N/A%
Child functions
class_exists0 N/A% -3 -60.0% 0 N/A% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% 0 0.0% 0 N/A% 0 N/A% 0 N/A%