Diff Report
Run #52c2694eecde3: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52c2677cc22b0: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #52c2694eecde3Run #52c2677cc22b0DiffDiff%
Number of Function Calls4 4 0 0.0%
Incl. Wall Time (microsec)3,219 3,286 67 2.1%
Incl. Wall Time (microsec) per call 805 822 17 2.1%
Excl. Wall Time (microsec)35 35 0 0.0%
Incl. CPU (microsecs)3,224 3,291 67 2.1%
Incl. CPU (microsecs) per call 806 823 17 2.1%
Excl. CPU (microsec)35 32 -3 -8.6%
Incl. MemUse (bytes)448,664 448,560 -104 -0.0%
Incl. MemUse (bytes) per call 112,166 112,140 -26 -0.0%
Excl. MemUse (bytes)3,736 3,736 0 0.0%
Incl. PeakMemUse (bytes)265,376 265,312 -64 -0.0%
Incl. PeakMemUse (bytes) per call 66,344 66,328 -16 -0.0%
Excl. PeakMemUse (bytes)656 656 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% 67 0.2% 67 0.2% -104 -0.1% -64 -0.0%
Exclusive Metrics Diff for Current Function0 0.0% -3 -4.5% 0 0.0% 0 0.0%
Parent functions
Drupal\Core\Database\Connection::update0 N/A% 42 62.7% 43 64.2% 0 0.0% 104 162.5%
Drupal\Core\Database\Connection::select0 N/A% 15 22.4% 15 22.4% -120 -115.4% -168 -262.5%
Drupal\Core\Database\Connection::merge0 N/A% 10 14.9% 9 13.4% 16 15.4% 0 0.0%
Child functions
class_exists0 N/A% 67 100.0% 68 101.5% -104 -100.0% -64 -100.0%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% 0 0.0% 2 3.0% 0 0.0% 0 0.0%