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

Drupal\Core\Database\Database::getConnectionRun #519d9cf28420eRun #519d9d94433aaDiffDiff%
Number of Function Calls15 15 0 0.0%
Incl. Wall Time (microsec)2,505 2,404 -101 -4.0%
Incl. Wall Time (microsec) per call 167 160 -7 -4.0%
Excl. Wall Time (microsec)90 89 -1 -1.1%
Incl. CPU (microsecs)2,222 2,106 -116 -5.2%
Incl. CPU (microsecs) per call 148 140 -8 -5.2%
Excl. CPU (microsec)107 105 -2 -1.9%
Incl. MemUse (bytes)463,688 463,680 -8 -0.0%
Incl. MemUse (bytes) per call 30,913 30,912 -1 -0.0%
Excl. MemUse (bytes)4,792 4,792 0 0.0%
Incl. PeakMemUse (bytes)440,592 440,552 -40 -0.0%
Incl. PeakMemUse (bytes) per call 29,373 29,370 -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 Function-1 -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%