Diff Report
Run #531ee5f3237b0: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #531ee626b79e4: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #531ee5f3237b0Run #531ee626b79e4DiffDiff%
Number of Function Calls31 31 0 0.0%
Incl. Wall Time (microsec)1,990 1,980 -10 -0.5%
Incl. Wall Time (microsec) per call 64 64 -0 -0.5%
Excl. Wall Time (microsec)61 58 -3 -4.9%
Incl. CPU (microsecs)2,027 2,021 -6 -0.3%
Incl. CPU (microsecs) per call 65 65 -0 -0.3%
Excl. CPU (microsec)95 93 -2 -2.1%
Incl. MemUse (bytes)411,128 411,128 0 0.0%
Incl. MemUse (bytes) per call 13,262 13,262 0 0.0%
Excl. MemUse (bytes)2,824 2,824 0 0.0%
Incl. PeakMemUse (bytes)401,888 401,888 0 0.0%
Incl. PeakMemUse (bytes) per call 12,964 12,964 0 0.0%
Excl. PeakMemUse (bytes)1,800 1,800 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% -10 -7.0% -6 -1.7% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-3 -30.0% -2 -33.3% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Database\Connection::select0 N/A% -10 -100.0% -6 -100.0% 0 N/A% 0 N/A%
system_requirements0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Child functions
class_exists0 N/A% -6 -60.0% -5 -83.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% -1 -10.0% 1 16.7% 0 N/A% 0 N/A%