Diff Report
Run #53ccf06f3ae60: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #53ccf19d00e96: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #53ccf06f3ae60Run #53ccf19d00e96DiffDiff%
Number of Function Calls7 7 0 0.0%
Incl. Wall Time (microsec)1,097 1,140 43 3.9%
Incl. Wall Time (microsec) per call 157 163 6 3.9%
Excl. Wall Time (microsec)19 20 1 5.3%
Incl. CPU (microsecs)1,104 1,150 46 4.2%
Incl. CPU (microsecs) per call 158 164 7 4.2%
Excl. CPU (microsec)25 27 2 8.0%
Incl. MemUse (bytes)218,808 218,808 0 0.0%
Incl. MemUse (bytes) per call 31,258 31,258 0 0.0%
Excl. MemUse (bytes)1,904 1,904 0 0.0%
Incl. PeakMemUse (bytes)217,624 217,624 0 0.0%
Incl. PeakMemUse (bytes) per call 31,089 31,089 0 0.0%
Excl. PeakMemUse (bytes)1,920 1,920 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% 43 3.3% 46 4.5% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function1 2.3% 2 4.3% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::select0 N/A% 43 100.0% 46 100.0% 0 N/A% 0 N/A%
Child functions
class_exists0 N/A% 42 97.7% 43 93.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% 0 0.0% 1 2.2% 0 N/A% 0 N/A%