Diff Report
Run #51a155e569388: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #51a152cadd6cc: XHProf Run (Namespace=drupal-perf-ezeedub)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #51a155e569388Run #51a152cadd6ccDiffDiff%
Number of Function Calls34 34 0 0.0%
Incl. Wall Time (microsec)1,139 1,119 -20 -1.8%
Incl. Wall Time (microsec) per call 34 33 -1 -1.8%
Excl. Wall Time (microsec)341 340 -1 -0.3%
Incl. CPU (microsecs)4,000 0 -4,000 -100.0%
Incl. CPU (microsecs) per call 118 0 -118 -100.0%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)198,628 198,628 0 0.0%
Incl. MemUse (bytes) per call 5,842 5,842 0 0.0%
Excl. MemUse (bytes)2,836 2,836 0 0.0%
Incl. PeakMemUse (bytes)123,704 123,704 0 0.0%
Incl. PeakMemUse (bytes) per call 3,638 3,638 0 0.0%
Excl. PeakMemUse (bytes)1,196 1,196 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% -20 -0.7% -4,000 -400000.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-1 -5.0% 0 0.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Database\Connection::select0 N/A% -18 -90.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::update0 N/A% -1 -5.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::merge0 N/A% -1 -5.0% -4,000 -100.0% 0 N/A% 0 N/A%
Child functions
class_exists0 N/A% -19 -95.0% -4,000 -100.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%