Diff Report
Run #51978d4d92dd9: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51978cc86c728: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #51978d4d92dd9Run #51978cc86c728DiffDiff%
Number of Function Calls11 11 0 0.0%
Incl. Wall Time (microsec)2,577 2,684 107 4.2%
Incl. Wall Time (microsec) per call 234 244 10 4.2%
Excl. Wall Time (microsec)41 42 1 2.4%
Incl. CPU (microsecs)2,593 2,697 104 4.0%
Incl. CPU (microsecs) per call 236 245 9 4.0%
Excl. CPU (microsec)47 46 -1 -2.1%
Incl. MemUse (bytes)395,792 395,776 -16 -0.0%
Incl. MemUse (bytes) per call 35,981 35,980 -1 -0.0%
Excl. MemUse (bytes)2,832 2,832 0 0.0%
Incl. PeakMemUse (bytes)336,256 336,456 200 0.1%
Incl. PeakMemUse (bytes) per call 30,569 30,587 18 0.1%
Excl. PeakMemUse (bytes)1,832 1,832 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% 107 43.0% 104 86.0% -16 -0.1% 200 0.9%
Exclusive Metrics Diff for Current Function1 0.9% -1 -1.0% 0 0.0% 0 0.0%
Parent functions
Drupal\Core\Database\Connection::select0 N/A% 62 57.9% 60 57.7% 24 150.0% 64 32.0%
Drupal\Core\Database\Connection::insert0 N/A% 45 42.1% 44 42.3% -40 -250.0% 136 68.0%
Child functions
class_exists0 N/A% 106 99.1% 105 101.0% -16 -100.0% 200 100.0%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%