Diff Report
Run #519ffa6332b29: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519ffa0e6cdec: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #519ffa6332b29Run #519ffa0e6cdecDiffDiff%
Number of Function Calls8 8 0 0.0%
Incl. Wall Time (microsec)344 359 15 4.4%
Incl. Wall Time (microsec) per call 43 45 2 4.4%
Excl. Wall Time (microsec)22 23 1 4.5%
Incl. CPU (microsecs)0 0 0 N/A%
Incl. CPU (microsecs) per call 0 0 0 N/A%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)144,352 144,360 8 0.0%
Incl. MemUse (bytes) per call 18,044 18,045 1 0.0%
Excl. MemUse (bytes)1,896 1,896 0 0.0%
Incl. PeakMemUse (bytes)143,808 143,816 8 0.0%
Incl. PeakMemUse (bytes) per call 17,976 17,977 1 0.0%
Excl. PeakMemUse (bytes)1,824 1,824 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% 15 0.7% 0 0.0% 8 0.0% 8 0.0%
Exclusive Metrics Diff for Current Function1 6.7% 0 N/A% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Database\Connection::select0 N/A% 15 100.0% 0 N/A% 8 100.0% 8 100.0%
Child functions
class_exists0 N/A% 14 93.3% 0 N/A% 8 100.0% 8 100.0%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% 0 0.0% 0 N/A% 0 0.0% 0 0.0%