Diff Report
Run #519eb5243677d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519eb486908e7: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #519eb5243677dRun #519eb486908e7DiffDiff%
Number of Function Calls11 11 0 0.0%
Incl. Wall Time (microsec)1,495 1,509 14 0.9%
Incl. Wall Time (microsec) per call 136 137 1 0.9%
Excl. Wall Time (microsec)51 52 1 2.0%
Incl. CPU (microsecs)1,508 1,528 20 1.3%
Incl. CPU (microsecs) per call 137 139 2 1.3%
Excl. CPU (microsec)59 66 7 11.9%
Incl. MemUse (bytes)97,388 97,388 0 0.0%
Incl. MemUse (bytes) per call 8,853 8,853 0 0.0%
Excl. MemUse (bytes)988 988 0 0.0%
Incl. PeakMemUse (bytes)96,336 96,336 0 0.0%
Incl. PeakMemUse (bytes) per call 8,758 8,758 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% 14 0.7% 20 2.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function1 7.1% 7 35.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::select0 N/A% 14 100.0% 20 100.0% 0 N/A% 0 N/A%
Child functions
class_exists0 N/A% 13 92.9% 13 65.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%