Diff Report
Run #519c03b86b1ec: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c045f200ea: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #519c03b86b1ecRun #519c045f200eaDiffDiff%
Number of Function Calls8 8 0 0.0%
Incl. Wall Time (microsec)1,494 1,488 -6 -0.4%
Incl. Wall Time (microsec) per call 187 186 -1 -0.4%
Excl. Wall Time (microsec)49 48 -1 -2.0%
Incl. CPU (microsecs)1,503 1,500 -3 -0.2%
Incl. CPU (microsecs) per call 188 188 -0 -0.2%
Excl. CPU (microsec)54 56 2 3.7%
Incl. MemUse (bytes)97,388 97,388 0 0.0%
Incl. MemUse (bytes) per call 12,174 12,174 0 0.0%
Excl. MemUse (bytes)988 988 0 0.0%
Incl. PeakMemUse (bytes)96,432 96,432 0 0.0%
Incl. PeakMemUse (bytes) per call 12,054 12,054 0 0.0%
Excl. PeakMemUse (bytes)740 740 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 -0.3% -3 -0.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-1 -16.7% 2 66.7% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::select0 N/A% -6 -100.0% -3 -100.0% 0 N/A% 0 N/A%
Child functions
class_exists0 N/A% -5 -83.3% -6 -200.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% 0 0.0% 1 33.3% 0 N/A% 0 N/A%