Diff Report
Run #519f012418c24: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519f02001a77a: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #519f012418c24Run #519f02001a77aDiffDiff%
Number of Function Calls27 27 0 0.0%
Incl. Wall Time (microsec)774 792 18 2.3%
Incl. Wall Time (microsec) per call 29 29 1 2.3%
Excl. Wall Time (microsec)83 82 -1 -1.2%
Incl. CPU (microsecs)814 830 16 2.0%
Incl. CPU (microsecs) per call 30 31 1 2.0%
Excl. CPU (microsec)114 111 -3 -2.6%
Incl. MemUse (bytes)225,696 225,696 0 0.0%
Incl. MemUse (bytes) per call 8,359 8,359 0 0.0%
Excl. MemUse (bytes)3,856 3,856 0 0.0%
Incl. PeakMemUse (bytes)144,120 144,120 0 0.0%
Incl. PeakMemUse (bytes) per call 5,338 5,338 0 0.0%
Excl. PeakMemUse (bytes)1,736 1,736 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% 18 5.6% 16 1.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-1 -5.6% -3 -18.8% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Database\Connection::select0 N/A% 18 100.0% 17 106.2% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::update0 N/A% 0 0.0% -1 -6.2% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::merge0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Child functions
class_exists0 N/A% 19 105.6% 19 118.8% 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%