Diff Report
Run #5204417bc7ab7: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5204421e7a2a2: XHProf Run (Namespace=drupal-perf-cottser)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #5204417bc7ab7Run #5204421e7a2a2DiffDiff%
Number of Function Calls12 12 0 0.0%
Incl. Wall Time (microsec)1,036 1,034 -2 -0.2%
Incl. Wall Time (microsec) per call 86 86 -0 -0.2%
Excl. Wall Time (microsec)61 62 1 1.6%
Incl. CPU (microsecs)1,055 1,050 -5 -0.5%
Incl. CPU (microsecs) per call 88 88 -0 -0.5%
Excl. CPU (microsec)68 65 -3 -4.4%
Incl. MemUse (bytes)303,064 303,064 0 0.0%
Incl. MemUse (bytes) per call 25,255 25,255 0 0.0%
Excl. MemUse (bytes)5,824 5,824 0 0.0%
Incl. PeakMemUse (bytes)249,704 249,704 0 0.0%
Incl. PeakMemUse (bytes) per call 20,809 20,809 0 0.0%
Excl. PeakMemUse (bytes)3,744 3,744 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% -2 -0.2% -5 -0.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function1 50.0% -3 -60.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Database\Connection::select0 N/A% -14 -700.0% -16 -320.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::update0 N/A% 7 350.0% 7 140.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::insert0 N/A% 4 200.0% 3 60.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::merge0 N/A% 2 100.0% 2 40.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::delete0 N/A% -1 -50.0% -1 -20.0% 0 N/A% 0 N/A%
Child functions
class_exists0 N/A% -3 -150.0% -5 -100.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% 0 0.0% 3 60.0% 0 N/A% 0 N/A%