Diff Report
Run #518fbd1297c93: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #518fb7370421e: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #518fbd1297c93Run #518fb7370421eDiffDiff%
Number of Function Calls15 15 0 0.0%
Incl. Wall Time (microsec)475 521 46 9.7%
Incl. Wall Time (microsec) per call 32 35 3 9.7%
Excl. Wall Time (microsec)35 43 8 22.9%
Incl. CPU (microsecs)498 538 40 8.0%
Incl. CPU (microsecs) per call 33 36 3 8.0%
Excl. CPU (microsec)55 52 -3 -5.5%
Incl. MemUse (bytes)144,528 144,512 -16 -0.0%
Incl. MemUse (bytes) per call 9,635 9,634 -1 -0.0%
Excl. MemUse (bytes)1,896 1,896 0 0.0%
Incl. PeakMemUse (bytes)143,656 143,640 -16 -0.0%
Incl. PeakMemUse (bytes) per call 9,577 9,576 -1 -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% 46 1.5% 40 0.9% -16 -0.0% -16 -0.0%
Exclusive Metrics Diff for Current Function8 17.4% -3 -7.5% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Database\Connection::select0 N/A% 46 100.0% 40 100.0% -16 -100.0% -16 -100.0%
Child functions
class_exists0 N/A% 41 89.1% 41 102.5% -16 -100.0% -16 -100.0%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% -3 -6.5% 2 5.0% 0 0.0% 0 0.0%