Diff Report
Run #519afa8ec2e5c: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #519afb4e24ae7: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #519afa8ec2e5cRun #519afb4e24ae7DiffDiff%
Number of Function Calls12 12 0 0.0%
Incl. Wall Time (microsec)2,918 3,022 104 3.6%
Incl. Wall Time (microsec) per call 243 252 9 3.6%
Excl. Wall Time (microsec)51 58 7 13.7%
Incl. CPU (microsecs)2,934 3,036 102 3.5%
Incl. CPU (microsecs) per call 245 253 9 3.5%
Excl. CPU (microsec)64 70 6 9.4%
Incl. MemUse (bytes)348,520 348,432 -88 -0.0%
Incl. MemUse (bytes) per call 29,043 29,036 -7 -0.0%
Excl. MemUse (bytes)1,872 1,872 0 0.0%
Incl. PeakMemUse (bytes)317,448 317,456 8 0.0%
Incl. PeakMemUse (bytes) per call 26,454 26,455 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% 104 11.0% 102 6.8% -88 -0.2% 8 0.0%
Exclusive Metrics Diff for Current Function7 6.7% 6 5.9% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Database\Connection::select0 N/A% 104 100.0% 102 100.0% -88 -100.0% 8 100.0%
Child functions
class_exists0 N/A% 96 92.3% 95 93.1% -88 -100.0% 8 100.0%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% 1 1.0% 1 1.0% 0 0.0% 0 0.0%