Diff Report
Run #518fbcc2155d3: 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 #518fbcc2155d3Run #518fb7370421eDiffDiff%
Number of Function Calls15 15 0 0.0%
Incl. Wall Time (microsec)479 521 42 8.8%
Incl. Wall Time (microsec) per call 32 35 3 8.8%
Excl. Wall Time (microsec)39 43 4 10.3%
Incl. CPU (microsecs)494 538 44 8.9%
Incl. CPU (microsecs) per call 33 36 3 8.9%
Excl. CPU (microsec)47 52 5 10.6%
Incl. MemUse (bytes)144,512 144,512 0 0.0%
Incl. MemUse (bytes) per call 9,634 9,634 0 0.0%
Excl. MemUse (bytes)1,896 1,896 0 0.0%
Incl. PeakMemUse (bytes)143,640 143,640 0 0.0%
Incl. PeakMemUse (bytes) per call 9,576 9,576 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% 42 28.6% 44 6.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function4 9.5% 5 11.4% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::select0 N/A% 42 100.0% 44 100.0% 0 N/A% 0 N/A%
Child functions
class_exists0 N/A% 38 90.5% 38 86.4% 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%