Diff Report
Run #519de1c349c58: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519de2415c35a: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #519de1c349c58Run #519de2415c35aDiffDiff%
Number of Function Calls27 27 0 0.0%
Incl. Wall Time (microsec)735 740 5 0.7%
Incl. Wall Time (microsec) per call 27 27 0 0.7%
Excl. Wall Time (microsec)81 81 0 0.0%
Incl. CPU (microsecs)769 774 5 0.7%
Incl. CPU (microsecs) per call 28 29 0 0.7%
Excl. CPU (microsec)106 104 -2 -1.9%
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% 5 0.7% 5 1.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function0 0.0% -2 -40.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Database\Connection::select0 N/A% 9 180.0% 12 240.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::update0 N/A% -2 -40.0% -4 -80.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::merge0 N/A% -2 -40.0% -3 -60.0% 0 N/A% 0 N/A%
Child functions
class_exists0 N/A% 5 100.0% 5 100.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% 0 0.0% 2 40.0% 0 N/A% 0 N/A%