Diff Report
Run #51990d1de2dc4: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51990c6b6ce43: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #51990d1de2dc4Run #51990c6b6ce43DiffDiff%
Number of Function Calls12 12 0 0.0%
Incl. Wall Time (microsec)475 506 31 6.5%
Incl. Wall Time (microsec) per call 40 42 3 6.5%
Excl. Wall Time (microsec)37 40 3 8.1%
Incl. CPU (microsecs)493 523 30 6.1%
Incl. CPU (microsecs) per call 41 44 3 6.1%
Excl. CPU (microsec)50 52 2 4.0%
Incl. MemUse (bytes)144,512 144,512 0 0.0%
Incl. MemUse (bytes) per call 12,043 12,043 0 0.0%
Excl. MemUse (bytes)1,896 1,896 0 0.0%
Incl. PeakMemUse (bytes)124,312 124,312 0 0.0%
Incl. PeakMemUse (bytes) per call 10,359 10,359 0 0.0%
Excl. PeakMemUse (bytes)1,736 1,736 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% 31 8.5% 30 142.9% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function3 9.7% 2 6.7% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::select0 N/A% 31 100.0% 30 100.0% 0 N/A% 0 N/A%
Child functions
class_exists0 N/A% 28 90.3% 28 93.3% 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%