Diff Report
Run #51af430daedb2: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51af3d98520b7: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #51af430daedb2Run #51af3d98520b7DiffDiff%
Number of Function Calls4 4 0 0.0%
Incl. Wall Time (microsec)2,366 2,371 5 0.2%
Incl. Wall Time (microsec) per call 592 593 1 0.2%
Excl. Wall Time (microsec)22 23 1 4.5%
Incl. CPU (microsecs)2,372 2,373 1 0.0%
Incl. CPU (microsecs) per call 593 593 0 0.0%
Excl. CPU (microsec)26 21 -5 -19.2%
Incl. MemUse (bytes)486,728 486,728 0 0.0%
Incl. MemUse (bytes) per call 121,682 121,682 0 0.0%
Excl. MemUse (bytes)1,752 1,752 0 0.0%
Incl. PeakMemUse (bytes)481,736 481,736 0 0.0%
Incl. PeakMemUse (bytes) per call 120,434 120,434 0 0.0%
Excl. PeakMemUse (bytes)704 704 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 0.4% 1 0.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function1 20.0% -5 -500.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::select0 N/A% 5 100.0% 1 100.0% 0 N/A% 0 N/A%
Child functions
class_exists0 N/A% 4 80.0% 5 500.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% 0 0.0% 1 100.0% 0 N/A% 0 N/A%