Diff Report
Run #53195a48b6f09: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #53195bb0cc668: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #53195a48b6f09Run #53195bb0cc668DiffDiff%
Number of Function Calls14 14 0 0.0%
Incl. Wall Time (microsec)3,451 3,461 10 0.3%
Incl. Wall Time (microsec) per call 247 247 1 0.3%
Excl. Wall Time (microsec)52 55 3 5.8%
Incl. CPU (microsecs)3,464 3,478 14 0.4%
Incl. CPU (microsecs) per call 247 248 1 0.4%
Excl. CPU (microsec)59 66 7 11.9%
Incl. MemUse (bytes)453,704 453,688 -16 -0.0%
Incl. MemUse (bytes) per call 32,407 32,406 -1 -0.0%
Excl. MemUse (bytes)3,736 3,736 0 0.0%
Incl. PeakMemUse (bytes)369,376 369,136 -240 -0.1%
Incl. PeakMemUse (bytes) per call 26,384 26,367 -17 -0.1%
Excl. PeakMemUse (bytes)1,384 1,384 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% 10 0.3% 14 0.4% -16 -0.0% -240 -0.1%
Exclusive Metrics Diff for Current Function3 30.0% 7 50.0% 0 0.0% 0 0.0%
Parent functions
Drupal\Core\Database\Connection::update0 N/A% 12 120.0% 12 85.7% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::select0 N/A% -10 -100.0% -6 -42.9% -16 -100.0% -240 -100.0%
Drupal\Core\Database\Connection::merge0 N/A% 8 80.0% 8 57.1% 0 0.0% 0 0.0%
Child functions
class_exists0 N/A% 7 70.0% 6 42.9% -16 -100.0% -240 -100.0%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% 0 0.0% 1 7.1% 0 0.0% 0 0.0%