Diff Report
Run #51ec485525502: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec491641923: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Database::getConnection

Drupal\Core\Database\Database::getConnectionRun #51ec485525502Run #51ec491641923DiffDiff%
Number of Function Calls19 19 0 0.0%
Incl. Wall Time (microsec)1,411 1,414 3 0.2%
Incl. Wall Time (microsec) per call 74 74 0 0.2%
Excl. Wall Time (microsec)76 74 -2 -2.6%
Incl. CPU (microsecs)804 795 -9 -1.1%
Incl. CPU (microsecs) per call 42 42 -0 -1.1%
Excl. CPU (microsec)106 93 -13 -12.3%
Incl. MemUse (bytes)159,696 159,680 -16 -0.0%
Incl. MemUse (bytes) per call 8,405 8,404 -1 -0.0%
Excl. MemUse (bytes)6,568 6,568 0 0.0%
Incl. PeakMemUse (bytes)153,832 153,816 -16 -0.0%
Incl. PeakMemUse (bytes) per call 8,096 8,096 -1 -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 0.2% -9 -0.5% -16 -0.0% -16 -0.0%
Exclusive Metrics Diff for Current Function-2 -66.7% -13 -144.4% 0 0.0% 0 0.0%
Parent functions
call_user_func0 N/A% 6 200.0% 5 55.6% -16 -100.0% -16 -100.0%
db_query_range0 N/A% -2 -66.7% -7 -77.8% 0 0.0% 0 0.0%
db_insert0 N/A% -1 -33.3% 0 0.0% 0 0.0% 0 0.0%
db_delete0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
db_query0 N/A% 0 0.0% -3 -33.3% 0 0.0% 0 0.0%
Drupal\views\Plugin\views\query\Sql::query0 N/A% 0 0.0% -2 -22.2% 0 0.0% 0 0.0%
db_select0 N/A% 0 0.0% -2 -22.2% 0 0.0% 0 0.0%
Child function
Drupal\Core\Database\Database::openConnection0 N/A% 5 166.7% 4 44.4% -16 -100.0% -16 -100.0%