Diff Report
Run #52e49b28a90e1: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52e49acfb0eb8: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #52e49b28a90e1Run #52e49acfb0eb8DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)354 395 41 11.6%
Incl. Wall Time (microsec) per call 118 132 14 11.6%
Excl. Wall Time (microsec)14 13 -1 -7.1%
Incl. CPU (microsecs)357 400 43 12.0%
Incl. CPU (microsecs) per call 119 133 14 12.0%
Excl. CPU (microsec)14 15 1 7.1%
Incl. MemUse (bytes)150,600 150,600 0 0.0%
Incl. MemUse (bytes) per call 50,200 50,200 0 0.0%
Excl. MemUse (bytes)1,896 1,896 0 0.0%
Incl. PeakMemUse (bytes)141,336 141,336 0 0.0%
Incl. PeakMemUse (bytes) per call 47,112 47,112 0 0.0%
Excl. PeakMemUse (bytes)1,240 1,240 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% 41 14.3% 43 10.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-1 -2.4% 1 2.3% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::select0 N/A% 41 100.0% 43 100.0% 0 N/A% 0 N/A%
Child functions
class_exists0 N/A% 42 102.4% 41 95.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% 0 0.0% 1 2.3% 0 N/A% 0 N/A%