Diff Report
Run #51978cc86c728: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51978d2b1f3d1: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #51978cc86c728Run #51978d2b1f3d1DiffDiff%
Number of Function Calls11 11 0 0.0%
Incl. Wall Time (microsec)2,684 2,648 -36 -1.3%
Incl. Wall Time (microsec) per call 244 241 -3 -1.3%
Excl. Wall Time (microsec)42 42 0 0.0%
Incl. CPU (microsecs)2,697 2,664 -33 -1.2%
Incl. CPU (microsecs) per call 245 242 -3 -1.2%
Excl. CPU (microsec)46 48 2 4.3%
Incl. MemUse (bytes)395,776 395,776 0 0.0%
Incl. MemUse (bytes) per call 35,980 35,980 0 0.0%
Excl. MemUse (bytes)2,832 2,832 0 0.0%
Incl. PeakMemUse (bytes)336,456 336,456 0 0.0%
Incl. PeakMemUse (bytes) per call 30,587 30,587 0 0.0%
Excl. PeakMemUse (bytes)1,832 1,832 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% -36 -9.0% -33 -3.5% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function0 0.0% 2 6.1% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Database\Connection::insert0 N/A% -18 -50.0% -17 -51.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::select0 N/A% -18 -50.0% -16 -48.5% 0 N/A% 0 N/A%
Child functions
class_exists0 N/A% -36 -100.0% -35 -106.1% 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%