Diff Report
Run #51ec243650361: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec227a9cea0: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Database::getConnection

Drupal\Core\Database\Database::getConnectionRun #51ec243650361Run #51ec227a9cea0DiffDiff%
Number of Function Calls14 14 0 0.0%
Incl. Wall Time (microsec)968 976 8 0.8%
Incl. Wall Time (microsec) per call 69 70 1 0.8%
Excl. Wall Time (microsec)66 55 -11 -16.7%
Incl. CPU (microsecs)601 612 11 1.8%
Incl. CPU (microsecs) per call 43 44 1 1.8%
Excl. CPU (microsec)78 72 -6 -7.7%
Incl. MemUse (bytes)159,680 159,680 0 0.0%
Incl. MemUse (bytes) per call 11,406 11,406 0 0.0%
Excl. MemUse (bytes)6,568 6,568 0 0.0%
Incl. PeakMemUse (bytes)153,128 153,120 -8 -0.0%
Incl. PeakMemUse (bytes) per call 10,938 10,937 -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% 8 0.1% 11 0.2% 0 0.0% -8 -0.0%
Exclusive Metrics Diff for Current Function-11 -137.5% -6 -54.5% 0 N/A% 0 0.0%
Parent functions
call_user_func0 N/A% 10 125.0% 9 81.8% 0 N/A% -8 -100.0%
db_query0 N/A% -2 -25.0% 3 27.3% 0 N/A% 0 0.0%
db_delete0 N/A% 0 0.0% 1 9.1% 0 N/A% 0 0.0%
db_insert0 N/A% 0 0.0% 1 9.1% 0 N/A% 0 0.0%
db_select0 N/A% 0 0.0% -1 -9.1% 0 N/A% 0 0.0%
db_query_range0 N/A% 0 0.0% -2 -18.2% 0 N/A% 0 0.0%
Drupal\views\Plugin\views\query\Sql::query0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 0.0%
Child function
Drupal\Core\Database\Database::openConnection0 N/A% 19 237.5% 17 154.5% 0 N/A% -8 -100.0%