Diff Report
Run #51ec66a5a877d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec623000e0c: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Database::getConnection

Drupal\Core\Database\Database::getConnectionRun #51ec66a5a877dRun #51ec623000e0cDiffDiff%
Number of Function Calls14 14 0 0.0%
Incl. Wall Time (microsec)1,390 1,008 -382 -27.5%
Incl. Wall Time (microsec) per call 99 72 -27 -27.5%
Excl. Wall Time (microsec)56 57 1 1.8%
Incl. CPU (microsecs)783 651 -132 -16.9%
Incl. CPU (microsecs) per call 56 47 -9 -16.9%
Excl. CPU (microsec)72 74 2 2.8%
Incl. MemUse (bytes)159,688 159,680 -8 -0.0%
Incl. MemUse (bytes) per call 11,406 11,406 -1 -0.0%
Excl. MemUse (bytes)6,568 6,568 0 0.0%
Incl. PeakMemUse (bytes)153,024 153,016 -8 -0.0%
Incl. PeakMemUse (bytes) per call 10,930 10,930 -1 -0.0%
Excl. PeakMemUse (bytes)2,744 2,744 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% -382 -16.3% -132 -3.8% -8 -0.0% -8 -0.0%
Exclusive Metrics Diff for Current Function1 0.3% 2 1.5% 0 0.0% 0 0.0%
Parent functions
call_user_func0 N/A% -383 -100.3% -133 -100.8% -8 -100.0% -8 -100.0%
db_select0 N/A% 1 0.3% 1 0.8% 0 0.0% 0 0.0%
db_delete0 N/A% 0 0.0% -1 -0.8% 0 0.0% 0 0.0%
db_insert0 N/A% 0 0.0% 2 1.5% 0 0.0% 0 0.0%
db_query0 N/A% 0 0.0% -3 -2.3% 0 0.0% 0 0.0%
db_query_range0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\views\Plugin\views\query\Sql::query0 N/A% 0 0.0% 2 1.5% 0 0.0% 0 0.0%
Child function
Drupal\Core\Database\Database::openConnection0 N/A% -383 -100.3% -134 -101.5% -8 -100.0% -8 -100.0%