Diff Report
Run #51c6814c41b47: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51c681e794599: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #51c6814c41b47Run #51c681e794599DiffDiff%
Number of Function Calls 10 10 N/A%
Incl. Wall Time (microsec) 2,982 2,982 N/A%
Incl. Wall Time (microsec) per call N/A 298 298 N/A%
Excl. Wall Time (microsec) 89 89 N/A%
Incl. CPU (microsecs) 2,996 2,996 N/A%
Incl. CPU (microsecs) per call N/A 300 300 N/A%
Excl. CPU (microsec) 94 94 N/A%
Incl. MemUse (bytes) 298,280 298,280 N/A%
Incl. MemUse (bytes) per call N/A 29,828 29,828 N/A%
Excl. MemUse (bytes) 5,824 5,824 N/A%
Incl. PeakMemUse (bytes) 183,760 183,760 N/A%
Incl. PeakMemUse (bytes) per call N/A 18,376 18,376 N/A%
Excl. PeakMemUse (bytes) 2,648 2,648 N/A%

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::getDriverClass10 34.5% 2,982 0.3% 2,996 0.3% 298,280 1.6% 183,760 1.0%
Exclusive Metrics Diff for Current Function89 3.0% 94 3.1% 5,824 2.0% 2,648 1.4%
Parent functions
Drupal\Core\Database\Connection::select4 40.0% 1,468 49.2% 1,471 49.1% 149,088 50.0% 142,592 77.6%
Drupal\Core\Database\Connection::delete1 10.0% 404 13.5% 406 13.6% 31,920 10.7% 16,824 9.2%
Drupal\Core\Database\Connection::insert1 10.0% 386 12.9% 387 12.9% 33,208 11.1% 24,344 13.2%
Drupal\Core\Database\Connection::merge2 20.0% 368 12.3% 371 12.4% 48,360 16.2% 0 0.0%
Drupal\Core\Database\Connection::update2 20.0% 356 11.9% 361 12.0% 35,704 12.0% 0 0.0%
Child functions
class_exists5 50.0% 2,880 96.6% 2,884 96.3% 291,376 97.7% 180,312 98.1%
Drupal\Core\Database\Driver\mysql\Connection::driver5 50.0% 13 0.4% 18 0.6% 1,080 0.4% 800 0.4%