Diff Report
Run #519e636f9416a: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519e62c02d767: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #519e636f9416aRun #519e62c02d767DiffDiff%
Number of Function Calls12 12 0 0.0%
Incl. Wall Time (microsec)361 328 -33 -9.1%
Incl. Wall Time (microsec) per call 30 27 -3 -9.1%
Excl. Wall Time (microsec)30 27 -3 -10.0%
Incl. CPU (microsecs)373 340 -33 -8.8%
Incl. CPU (microsecs) per call 31 28 -3 -8.8%
Excl. CPU (microsec)40 37 -3 -7.5%
Incl. MemUse (bytes)144,040 144,040 0 0.0%
Incl. MemUse (bytes) per call 12,003 12,003 0 0.0%
Excl. MemUse (bytes)1,896 1,896 0 0.0%
Incl. PeakMemUse (bytes)88,952 88,952 0 0.0%
Incl. PeakMemUse (bytes) per call 7,413 7,413 0 0.0%
Excl. PeakMemUse (bytes)1,152 1,152 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% -33 -0.2% -33 -0.2% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-3 -9.1% -3 -9.1% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::select0 N/A% -33 -100.0% -33 -100.0% 0 N/A% 0 N/A%
Child functions
class_exists0 N/A% -30 -90.9% -30 -90.9% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%