Diff Report
Run #519be9a13e594: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519bea9000214: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #519be9a13e594Run #519bea9000214DiffDiff%
Number of Function Calls8 8 0 0.0%
Incl. Wall Time (microsec)1,550 1,488 -62 -4.0%
Incl. Wall Time (microsec) per call 194 186 -8 -4.0%
Excl. Wall Time (microsec)46 46 0 0.0%
Incl. CPU (microsecs)1,562 1,499 -63 -4.0%
Incl. CPU (microsecs) per call 195 187 -8 -4.0%
Excl. CPU (microsec)54 51 -3 -5.6%
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% -62 -1.6% -63 -2.7% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function0 0.0% -3 -4.8% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::select0 N/A% -62 -100.0% -63 -100.0% 0 N/A% 0 N/A%
Child functions
class_exists0 N/A% -62 -100.0% -62 -98.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% 0 0.0% 2 3.2% 0 N/A% 0 N/A%