Diff Report
Run #519eb880e5974: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519eb7a1537f7: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #519eb880e5974Run #519eb7a1537f7DiffDiff%
Number of Function Calls11 11 0 0.0%
Incl. Wall Time (microsec)1,519 1,498 -21 -1.4%
Incl. Wall Time (microsec) per call 138 136 -2 -1.4%
Excl. Wall Time (microsec)52 54 2 3.8%
Incl. CPU (microsecs)1,539 1,510 -29 -1.9%
Incl. CPU (microsecs) per call 140 137 -3 -1.9%
Excl. CPU (microsec)67 61 -6 -9.0%
Incl. MemUse (bytes)97,392 97,388 -4 -0.0%
Incl. MemUse (bytes) per call 8,854 8,853 -0 -0.0%
Excl. MemUse (bytes)988 988 0 0.0%
Incl. PeakMemUse (bytes)96,260 96,336 76 0.1%
Incl. PeakMemUse (bytes) per call 8,751 8,758 7 0.1%
Excl. PeakMemUse (bytes)740 740 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% -21 -0.6% -29 -28.2% -4 -0.0% 76 0.0%
Exclusive Metrics Diff for Current Function2 9.5% -6 -20.7% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Database\Connection::select0 N/A% -21 -100.0% -29 -100.0% -4 -100.0% 76 100.0%
Child functions
class_exists0 N/A% -23 -109.5% -22 -75.9% -4 -100.0% 76 100.0%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% 0 0.0% -1 -3.4% 0 0.0% 0 0.0%