Diff Report
Run #51c6814c41b47: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51c6824f48b42: 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 #51c6824f48b42DiffDiff%
Number of Function Calls 10 10 N/A%
Incl. Wall Time (microsec) 2,998 2,998 N/A%
Incl. Wall Time (microsec) per call N/A 300 300 N/A%
Excl. Wall Time (microsec) 89 89 N/A%
Incl. CPU (microsecs) 3,012 3,012 N/A%
Incl. CPU (microsecs) per call N/A 301 301 N/A%
Excl. CPU (microsec) 89 89 N/A%
Incl. MemUse (bytes) 298,288 298,288 N/A%
Incl. MemUse (bytes) per call N/A 29,829 29,829 N/A%
Excl. MemUse (bytes) 5,824 5,824 N/A%
Incl. PeakMemUse (bytes) 183,880 183,880 N/A%
Incl. PeakMemUse (bytes) per call N/A 18,388 18,388 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% 2,998 0.3% 3,012 0.3% 298,288 1.6% 183,880 1.0%
Exclusive Metrics Diff for Current Function89 3.0% 89 3.0% 5,824 2.0% 2,648 1.4%
Parent functions
Drupal\Core\Database\Connection::select4 40.0% 1,471 49.1% 1,473 48.9% 149,096 50.0% 142,600 77.6%
Drupal\Core\Database\Connection::delete1 10.0% 408 13.6% 413 13.7% 31,904 10.7% 16,632 9.0%
Drupal\Core\Database\Connection::insert1 10.0% 392 13.1% 393 13.0% 33,232 11.1% 24,648 13.4%
Drupal\Core\Database\Connection::merge2 20.0% 368 12.3% 372 12.4% 48,352 16.2% 0 0.0%
Drupal\Core\Database\Connection::update2 20.0% 359 12.0% 361 12.0% 35,704 12.0% 0 0.0%
Child functions
class_exists5 50.0% 2,897 96.6% 2,903 96.4% 291,384 97.7% 180,432 98.1%
Drupal\Core\Database\Driver\mysql\Connection::driver5 50.0% 12 0.4% 20 0.7% 1,080 0.4% 800 0.4%