Diff Report
Run #530ef14e56c65: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #530ef19752730: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #530ef14e56c65Run #530ef19752730DiffDiff%
Number of Function Calls58 58 0 0.0%
Incl. Wall Time (microsec)4,797 4,707 -90 -1.9%
Incl. Wall Time (microsec) per call 83 81 -2 -1.9%
Excl. Wall Time (microsec)146 145 -1 -0.7%
Incl. CPU (microsecs)4,873 4,781 -92 -1.9%
Incl. CPU (microsecs) per call 84 82 -2 -1.9%
Excl. CPU (microsec)210 209 -1 -0.5%
Incl. MemUse (bytes)579,768 579,768 0 0.0%
Incl. MemUse (bytes) per call 9,996 9,996 0 0.0%
Excl. MemUse (bytes)5,704 5,704 0 0.0%
Incl. PeakMemUse (bytes)539,576 539,576 0 0.0%
Incl. PeakMemUse (bytes) per call 9,303 9,303 0 0.0%
Excl. PeakMemUse (bytes)3,120 3,120 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% -90 -0.9% -92 -1.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-1 -1.1% -1 -1.1% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Database\Connection::insert0 N/A% -47 -52.2% -46 -50.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::merge0 N/A% -35 -38.9% -48 -52.2% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::select0 N/A% -29 -32.2% -21 -22.8% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::update0 N/A% 27 30.0% 29 31.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::delete0 N/A% -6 -6.7% -6 -6.5% 0 N/A% 0 N/A%
Child functions
class_exists0 N/A% -87 -96.7% -90 -97.8% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% -2 -2.2% -1 -1.1% 0 N/A% 0 N/A%