Diff Report
Run #54e0a77153dbf: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #54e0a6d45fe2a: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #54e0a77153dbfRun #54e0a6d45fe2aDiffDiff%
Number of Function Calls7 7 0 0.0%
Incl. Wall Time (microsec)1,768 1,793 25 1.4%
Incl. Wall Time (microsec) per call 253 256 4 1.4%
Excl. Wall Time (microsec)23 21 -2 -8.7%
Incl. CPU (microsecs)1,772 1,797 25 1.4%
Incl. CPU (microsecs) per call 253 257 4 1.4%
Excl. CPU (microsec)22 25 3 13.6%
Incl. MemUse (bytes)322,240 322,240 0 0.0%
Incl. MemUse (bytes) per call 46,034 46,034 0 0.0%
Excl. MemUse (bytes)1,896 1,896 0 0.0%
Incl. PeakMemUse (bytes)323,168 323,168 0 0.0%
Incl. PeakMemUse (bytes) per call 46,167 46,167 0 0.0%
Excl. PeakMemUse (bytes)1,776 1,776 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% 25 1.4% 25 1.9% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-2 -8.0% 3 12.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::select0 N/A% 25 100.0% 25 100.0% 0 N/A% 0 N/A%
Child functions
class_exists0 N/A% 26 104.0% 24 96.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% 1 4.0% -2 -8.0% 0 N/A% 0 N/A%