Diff Report
Run #5290760896b28: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52907577b0b08: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #5290760896b28Run #52907577b0b08DiffDiff%
Number of Function Calls15 15 0 0.0%
Incl. Wall Time (microsec)1,251 1,085 -166 -13.3%
Incl. Wall Time (microsec) per call 83 72 -11 -13.3%
Excl. Wall Time (microsec)59 58 -1 -1.7%
Incl. CPU (microsecs)1,267 1,109 -158 -12.5%
Incl. CPU (microsecs) per call 84 74 -11 -12.5%
Excl. CPU (microsec)66 76 10 15.2%
Incl. MemUse (bytes)235,168 235,192 24 0.0%
Incl. MemUse (bytes) per call 15,678 15,679 2 0.0%
Excl. MemUse (bytes)3,856 3,856 0 0.0%
Incl. PeakMemUse (bytes)226,008 226,392 384 0.2%
Incl. PeakMemUse (bytes) per call 15,067 15,093 26 0.2%
Excl. PeakMemUse (bytes)3,024 3,024 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% -166 -7.4% -158 -7.9% 24 0.1% 384 0.9%
Exclusive Metrics Diff for Current Function-1 -0.6% 10 6.3% 0 0.0% 0 0.0%
Parent functions
Drupal\Core\Database\Connection::merge0 N/A% -132 -79.5% -129 -81.6% 0 0.0% 296 77.1%
Drupal\Core\Database\Connection::select0 N/A% -39 -23.5% -34 -21.5% 24 100.0% 24 6.2%
Drupal\Core\Database\Connection::update0 N/A% 5 3.0% 5 3.2% 0 0.0% 64 16.7%
Child functions
class_exists0 N/A% -164 -98.8% -166 -105.1% 24 100.0% 384 100.0%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% -1 -0.6% -2 -1.3% 0 0.0% 0 0.0%