Diff Report
Run #519d4dc9980f7: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519d4cd4e396d: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Database::getConnection

Drupal\Core\Database\Database::getConnectionRun #519d4dc9980f7Run #519d4cd4e396dDiffDiff%
Number of Function Calls13 13 0 0.0%
Incl. Wall Time (microsec)2,214 2,144 -70 -3.2%
Incl. Wall Time (microsec) per call 170 165 -5 -3.2%
Excl. Wall Time (microsec)104 101 -3 -2.9%
Incl. CPU (microsecs)1,391 1,417 26 1.9%
Incl. CPU (microsecs) per call 107 109 2 1.9%
Excl. CPU (microsec)121 124 3 2.5%
Incl. MemUse (bytes)104,932 104,920 -12 -0.0%
Incl. MemUse (bytes) per call 8,072 8,071 -1 -0.0%
Excl. MemUse (bytes)2,688 2,688 0 0.0%
Incl. PeakMemUse (bytes)100,992 100,980 -12 -0.0%
Incl. PeakMemUse (bytes) per call 7,769 7,768 -1 -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% -70 -0.5% 26 0.2% -12 -1.8% -12 -1.9%
Exclusive Metrics Diff for Current Function-3 -4.3% 3 11.5% 0 0.0% 0 0.0%
Parent functions
call_user_func0 N/A% -66 -94.3% 25 96.2% -12 -100.0% -12 -100.0%
db_select0 N/A% -3 -4.3% -2 -7.7% 0 0.0% 0 0.0%
db_query_range0 N/A% -1 -1.4% -1 -3.8% 0 0.0% 0 0.0%
db_query0 N/A% 0 0.0% 3 11.5% 0 0.0% 0 0.0%
Drupal\views\Plugin\views\query\Sql::query0 N/A% 0 0.0% 1 3.8% 0 0.0% 0 0.0%
Child function
Drupal\Core\Database\Database::openConnection0 N/A% -67 -95.7% 23 88.5% -12 -100.0% -12 -100.0%