Diff Report
Run #519ff693b4ca2: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519ff7de62889: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #519ff693b4ca2Run #519ff7de62889DiffDiff%
Number of Function Calls9 9 0 0.0%
Incl. Wall Time (microsec)1,370 1,345 -25 -1.8%
Incl. Wall Time (microsec) per call 152 149 -3 -1.8%
Excl. Wall Time (microsec)38 35 -3 -7.9%
Incl. CPU (microsecs)1,380 1,356 -24 -1.7%
Incl. CPU (microsecs) per call 153 151 -3 -1.7%
Excl. CPU (microsec)42 40 -2 -4.8%
Incl. MemUse (bytes)144,464 144,464 0 0.0%
Incl. MemUse (bytes) per call 16,052 16,052 0 0.0%
Excl. MemUse (bytes)1,896 1,896 0 0.0%
Incl. PeakMemUse (bytes)144,152 144,152 0 0.0%
Incl. PeakMemUse (bytes) per call 16,017 16,017 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% -25 -2.2% -24 -2.0% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-3 -12.0% -2 -8.3% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::select0 N/A% -25 -100.0% -24 -100.0% 0 N/A% 0 N/A%
Child functions
class_exists0 N/A% -22 -88.0% -21 -87.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% 0 0.0% -1 -4.2% 0 N/A% 0 N/A%