Diff Report
Run #517896dc57c6e: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5178989df1d0f: 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 #517896dc57c6eRun #5178989df1d0fDiffDiff%
Number of Function Calls19 19 0 0.0%
Incl. Wall Time (microsec)511 520 9 1.8%
Incl. Wall Time (microsec) per call 27 27 0 1.8%
Excl. Wall Time (microsec)40 40 0 0.0%
Incl. CPU (microsecs)535 544 9 1.7%
Incl. CPU (microsecs) per call 28 29 0 1.7%
Excl. CPU (microsec)61 60 -1 -1.6%
Incl. MemUse (bytes)146,584 146,576 -8 -0.0%
Incl. MemUse (bytes) per call 7,715 7,715 -0 -0.0%
Excl. MemUse (bytes)1,896 1,896 0 0.0%
Incl. PeakMemUse (bytes)145,104 145,096 -8 -0.0%
Incl. PeakMemUse (bytes) per call 7,637 7,637 -0 -0.0%
Excl. PeakMemUse (bytes)1,704 1,704 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% 9 0.2% 9 0.2% -8 -0.1% -8 -0.1%
Exclusive Metrics Diff for Current Function0 0.0% -1 -11.1% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Database\Connection::select0 N/A% 9 100.0% 9 100.0% -8 -100.0% -8 -100.0%
Child functions
class_exists0 N/A% 9 100.0% 10 111.1% -8 -100.0% -8 -100.0%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%