Diff Report
Run #539203c57074d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #539201f8938f4: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Database::getConnection

Drupal\Core\Database\Database::getConnectionRun #539203c57074dRun #539201f8938f4DiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)1,169 1,301 132 11.3%
Incl. Wall Time (microsec) per call 585 651 66 11.3%
Excl. Wall Time (microsec)19 17 -2 -10.5%
Incl. CPU (microsecs)657 626 -31 -4.7%
Incl. CPU (microsecs) per call 329 313 -16 -4.7%
Excl. CPU (microsec)20 17 -3 -15.0%
Incl. MemUse (bytes)80,372 80,372 0 0.0%
Incl. MemUse (bytes) per call 40,186 40,186 0 0.0%
Excl. MemUse (bytes)1,368 1,368 0 0.0%
Incl. PeakMemUse (bytes)80,200 80,200 0 0.0%
Incl. PeakMemUse (bytes) per call 40,100 40,100 0 0.0%
Excl. PeakMemUse (bytes)1,260 1,260 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Database::getConnection [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\Database::getConnection0 N/A% 132 53.4% -31 -6.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-2 -1.5% -3 -9.7% 0 N/A% 0 N/A%
Parent functions
call_user_func0 N/A% 133 100.8% -29 -93.5% 0 N/A% 0 N/A%
db_select0 N/A% -1 -0.8% -2 -6.5% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Database::openConnection0 N/A% 134 101.5% -28 -90.3% 0 N/A% 0 N/A%