Diff Report
Run #51ec489b18752: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec485525502: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Database::getConnection

Drupal\Core\Database\Database::getConnectionRun #51ec489b18752Run #51ec485525502DiffDiff%
Number of Function Calls19 19 0 0.0%
Incl. Wall Time (microsec)1,408 1,411 3 0.2%
Incl. Wall Time (microsec) per call 74 74 0 0.2%
Excl. Wall Time (microsec)71 76 5 7.0%
Incl. CPU (microsecs)796 804 8 1.0%
Incl. CPU (microsecs) per call 42 42 0 1.0%
Excl. CPU (microsec)97 106 9 9.3%
Incl. MemUse (bytes)159,696 159,696 0 0.0%
Incl. MemUse (bytes) per call 8,405 8,405 0 0.0%
Excl. MemUse (bytes)6,568 6,568 0 0.0%
Incl. PeakMemUse (bytes)153,832 153,832 0 0.0%
Incl. PeakMemUse (bytes) per call 8,096 8,096 0 0.0%
Excl. PeakMemUse (bytes)3,544 3,544 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% 3 0.3% 8 2.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function5 166.7% 9 112.5% 0 N/A% 0 N/A%
Parent functions
call_user_func0 N/A% -3 -100.0% -1 -12.5% 0 N/A% 0 N/A%
db_query0 N/A% 2 66.7% 3 37.5% 0 N/A% 0 N/A%
db_query_range0 N/A% 2 66.7% 4 50.0% 0 N/A% 0 N/A%
db_delete0 N/A% 1 33.3% 1 12.5% 0 N/A% 0 N/A%
db_insert0 N/A% 1 33.3% 0 0.0% 0 N/A% 0 N/A%
db_select0 N/A% 0 0.0% 2 25.0% 0 N/A% 0 N/A%
Drupal\views\Plugin\views\query\Sql::query0 N/A% 0 0.0% -1 -12.5% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Database::openConnection0 N/A% -2 -66.7% -1 -12.5% 0 N/A% 0 N/A%