Diff Report
Run #51aad15cb89bb: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51aad207381a1: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #51aad15cb89bbRun #51aad207381a1DiffDiff%
Number of Function Calls4 4 0 0.0%
Incl. Wall Time (microsec)2,035 1,972 -63 -3.1%
Incl. Wall Time (microsec) per call 509 493 -16 -3.1%
Excl. Wall Time (microsec)19 21 2 10.5%
Incl. CPU (microsecs)2,043 1,982 -61 -3.0%
Incl. CPU (microsecs) per call 511 496 -15 -3.0%
Excl. CPU (microsec)25 28 3 12.0%
Incl. MemUse (bytes)315,648 315,648 0 0.0%
Incl. MemUse (bytes) per call 78,912 78,912 0 0.0%
Excl. MemUse (bytes)1,872 1,872 0 0.0%
Incl. PeakMemUse (bytes)295,960 295,960 0 0.0%
Incl. PeakMemUse (bytes) per call 73,990 73,990 0 0.0%
Excl. PeakMemUse (bytes)1,336 1,336 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% -63 -7.7% -61 -12.8% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function2 3.2% 3 4.9% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::select0 N/A% -63 -100.0% -61 -100.0% 0 N/A% 0 N/A%
Child functions
class_exists0 N/A% -65 -103.2% -64 -104.9% 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%