Diff Report
Run #519eb486908e7: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519eb57e9174a: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Database::getConnection

Drupal\Core\Database\Database::getConnectionRun #519eb486908e7Run #519eb57e9174aDiffDiff%
Number of Function Calls13 13 0 0.0%
Incl. Wall Time (microsec)2,160 2,210 50 2.3%
Incl. Wall Time (microsec) per call 166 170 4 2.3%
Excl. Wall Time (microsec)98 98 0 0.0%
Incl. CPU (microsecs)1,354 1,387 33 2.4%
Incl. CPU (microsecs) per call 104 107 3 2.4%
Excl. CPU (microsec)118 112 -6 -5.1%
Incl. MemUse (bytes)104,924 104,920 -4 -0.0%
Incl. MemUse (bytes) per call 8,071 8,071 -0 -0.0%
Excl. MemUse (bytes)2,688 2,688 0 0.0%
Incl. PeakMemUse (bytes)100,892 100,888 -4 -0.0%
Incl. PeakMemUse (bytes) per call 7,761 7,761 -0 -0.0%
Excl. PeakMemUse (bytes)1,952 1,952 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% 50 2.8% 33 1.7% -4 -0.0% -4 -0.0%
Exclusive Metrics Diff for Current Function0 0.0% -6 -18.2% 0 0.0% 0 0.0%
Parent functions
call_user_func0 N/A% 52 104.0% 40 121.2% -4 -100.0% -4 -100.0%
db_query0 N/A% -4 -8.0% -5 -15.2% 0 0.0% 0 0.0%
Drupal\views\Plugin\views\query\Sql::query0 N/A% 1 2.0% 1 3.0% 0 0.0% 0 0.0%
db_select0 N/A% 1 2.0% -2 -6.1% 0 0.0% 0 0.0%
db_query_range0 N/A% 0 0.0% -1 -3.0% 0 0.0% 0 0.0%
Child function
Drupal\Core\Database\Database::openConnection0 N/A% 50 100.0% 39 118.2% -4 -100.0% -4 -100.0%