Diff Report
Run #51fdbca2b5409: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51fdbd76c2eed: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #51fdbca2b5409Run #51fdbd76c2eedDiffDiff%
Number of Function Calls13 13 0 0.0%
Incl. Wall Time (microsec)1,040 1,050 10 1.0%
Incl. Wall Time (microsec) per call 80 81 1 1.0%
Excl. Wall Time (microsec)61 62 1 1.6%
Incl. CPU (microsecs)1,053 1,062 9 0.9%
Incl. CPU (microsecs) per call 81 82 1 0.9%
Excl. CPU (microsec)64 63 -1 -1.6%
Incl. MemUse (bytes)303,688 303,688 0 0.0%
Incl. MemUse (bytes) per call 23,361 23,361 0 0.0%
Excl. MemUse (bytes)5,824 5,824 0 0.0%
Incl. PeakMemUse (bytes)272,152 272,152 0 0.0%
Incl. PeakMemUse (bytes) per call 20,935 20,935 0 0.0%
Excl. PeakMemUse (bytes)3,512 3,512 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 1.5% 9 0.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function1 10.0% -1 -11.1% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Database\Connection::select0 N/A% 21 210.0% 21 233.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::merge0 N/A% -5 -50.0% -5 -55.6% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::update0 N/A% -3 -30.0% -4 -44.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::insert0 N/A% -2 -20.0% -2 -22.2% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::delete0 N/A% -1 -10.0% -1 -11.1% 0 N/A% 0 N/A%
Child functions
class_exists0 N/A% 9 90.0% 10 111.1% 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%