Diff Report
Run #51774c26bf054: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51774d289642f: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #51774c26bf054Run #51774d289642fDiffDiff%
Number of Function Calls19 19 0 0.0%
Incl. Wall Time (microsec)420 413 -7 -1.7%
Incl. Wall Time (microsec) per call 22 22 -0 -1.7%
Excl. Wall Time (microsec)45 44 -1 -2.2%
Incl. CPU (microsecs)442 435 -7 -1.6%
Incl. CPU (microsecs) per call 23 23 -0 -1.6%
Excl. CPU (microsec)65 62 -3 -4.6%
Incl. MemUse (bytes)146,568 146,568 0 0.0%
Incl. MemUse (bytes) per call 7,714 7,714 0 0.0%
Excl. MemUse (bytes)1,896 1,896 0 0.0%
Incl. PeakMemUse (bytes)144,560 144,560 0 0.0%
Incl. PeakMemUse (bytes) per call 7,608 7,608 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% -7 -0.0% -7 -0.0% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-1 -14.3% -3 -42.9% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::select0 N/A% -7 -100.0% -7 -100.0% 0 N/A% 0 N/A%
Child functions
class_exists0 N/A% -6 -85.7% -5 -71.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% 0 0.0% 1 14.3% 0 N/A% 0 N/A%