Diff Report
Run #519d9d94433aa: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519d9cf28420e: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Database::getConnection

Drupal\Core\Database\Database::getConnectionRun #519d9d94433aaRun #519d9cf28420eDiffDiff%
Number of Function Calls15 15 0 0.0%
Incl. Wall Time (microsec)2,404 2,505 101 4.2%
Incl. Wall Time (microsec) per call 160 167 7 4.2%
Excl. Wall Time (microsec)89 90 1 1.1%
Incl. CPU (microsecs)2,106 2,222 116 5.5%
Incl. CPU (microsecs) per call 140 148 8 5.5%
Excl. CPU (microsec)105 107 2 1.9%
Incl. MemUse (bytes)463,680 463,688 8 0.0%
Incl. MemUse (bytes) per call 30,912 30,913 1 0.0%
Excl. MemUse (bytes)4,792 4,792 0 0.0%
Incl. PeakMemUse (bytes)440,552 440,592 40 0.0%
Incl. PeakMemUse (bytes) per call 29,370 29,373 3 0.0%
Excl. PeakMemUse (bytes)1,384 1,384 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% 101 4.0% 116 12.3% 8 0.0% 40 0.1%
Exclusive Metrics Diff for Current Function1 1.0% 2 1.7% 0 0.0% 0 0.0%
Parent functions
call_user_func0 N/A% 101 100.0% 113 97.4% 8 100.0% 40 100.0%
db_query0 N/A% -1 -1.0% 0 0.0% 0 0.0% 0 0.0%
db_select0 N/A% 1 1.0% 0 0.0% 0 0.0% 0 0.0%
db_query_range0 N/A% 0 0.0% 1 0.9% 0 0.0% 0 0.0%
Drupal\views\Plugin\views\query\Sql::query0 N/A% 0 0.0% 2 1.7% 0 0.0% 0 0.0%
Child function
Drupal\Core\Database\Database::openConnection0 N/A% 100 99.0% 114 98.3% 8 100.0% 40 100.0%