Diff Report
Run #51ad0610ca11a: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51ad06ef28a53: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #51ad0610ca11aRun #51ad06ef28a53DiffDiff%
Number of Function Calls16 16 0 0.0%
Incl. Wall Time (microsec)3,728 3,739 11 0.3%
Incl. Wall Time (microsec) per call 233 234 1 0.3%
Excl. Wall Time (microsec)67 70 3 4.5%
Incl. CPU (microsecs)3,749 3,755 6 0.2%
Incl. CPU (microsecs) per call 234 235 0 0.2%
Excl. CPU (microsec)79 72 -7 -8.9%
Incl. MemUse (bytes)472,544 472,520 -24 -0.0%
Incl. MemUse (bytes) per call 29,534 29,533 -2 -0.0%
Excl. MemUse (bytes)3,784 3,800 16 0.4%
Incl. PeakMemUse (bytes)287,672 287,688 16 0.0%
Incl. PeakMemUse (bytes) per call 17,980 17,981 1 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% 11 0.2% 6 0.2% -24 -0.0% 16 0.0%
Exclusive Metrics Diff for Current Function3 27.3% -7 -116.7% 16 66.7% 0 0.0%
Parent functions
Drupal\Core\Database\Connection::select0 N/A% 12 109.1% 7 116.7% 16 66.7% 16 100.0%
Drupal\Core\Database\Connection::update0 N/A% -10 -90.9% -10 -166.7% 64 266.7% 0 0.0%
Drupal\Core\Database\Connection::merge0 N/A% 9 81.8% 9 150.0% -104 -433.3% 0 0.0%
Child functions
class_exists0 N/A% 8 72.7% 9 150.0% -40 -166.7% 16 100.0%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% 0 0.0% 4 66.7% 0 0.0% 0 0.0%