Diff Report
Run #538e3ac0de109: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #538e3af7e977d: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #538e3ac0de109Run #538e3af7e977dDiffDiff%
Number of Function Calls7 7 0 0.0%
Incl. Wall Time (microsec)1,733 1,659 -74 -4.3%
Incl. Wall Time (microsec) per call 248 237 -11 -4.3%
Excl. Wall Time (microsec)23 24 1 4.3%
Incl. CPU (microsecs)1,739 1,663 -76 -4.4%
Incl. CPU (microsecs) per call 248 238 -11 -4.4%
Excl. CPU (microsec)27 23 -4 -14.8%
Incl. MemUse (bytes)314,280 314,280 0 0.0%
Incl. MemUse (bytes) per call 44,897 44,897 0 0.0%
Excl. MemUse (bytes)1,896 1,896 0 0.0%
Incl. PeakMemUse (bytes)312,728 312,728 0 0.0%
Incl. PeakMemUse (bytes) per call 44,675 44,675 0 0.0%
Excl. PeakMemUse (bytes)1,240 1,240 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% -74 -10.1% -76 -9.9% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function1 1.4% -4 -5.3% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::select0 N/A% -74 -100.0% -76 -100.0% 0 N/A% 0 N/A%
Child functions
class_exists0 N/A% -74 -100.0% -73 -96.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% -1 -1.4% 1 1.3% 0 N/A% 0 N/A%