Diff Report
Run #51ec3b81ad265: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec3c1813b11: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Database::getConnection

Drupal\Core\Database\Database::getConnectionRun #51ec3b81ad265Run #51ec3c1813b11DiffDiff%
Number of Function Calls10 10 0 0.0%
Incl. Wall Time (microsec)1,381 922 -459 -33.2%
Incl. Wall Time (microsec) per call 138 92 -46 -33.2%
Excl. Wall Time (microsec)44 46 2 4.5%
Incl. CPU (microsecs)758 612 -146 -19.3%
Incl. CPU (microsecs) per call 76 61 -15 -19.3%
Excl. CPU (microsec)58 64 6 10.3%
Incl. MemUse (bytes)159,696 159,696 0 0.0%
Incl. MemUse (bytes) per call 15,970 15,970 0 0.0%
Excl. MemUse (bytes)6,568 6,568 0 0.0%
Incl. PeakMemUse (bytes)153,320 153,320 0 0.0%
Incl. PeakMemUse (bytes) per call 15,332 15,332 0 0.0%
Excl. PeakMemUse (bytes)3,032 3,032 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% -459 -18.7% -146 -19.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function2 0.4% 6 4.1% 0 N/A% 0 N/A%
Parent functions
call_user_func0 N/A% -460 -100.2% -152 -104.1% 0 N/A% 0 N/A%
db_query_range0 N/A% 3 0.7% 5 3.4% 0 N/A% 0 N/A%
db_select0 N/A% -1 -0.2% -2 -1.4% 0 N/A% 0 N/A%
db_delete0 N/A% -1 -0.2% 1 0.7% 0 N/A% 0 N/A%
db_insert0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
db_query0 N/A% 0 0.0% 2 1.4% 0 N/A% 0 N/A%
Drupal\views\Plugin\views\query\Sql::query0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Database::openConnection0 N/A% -461 -100.4% -152 -104.1% 0 N/A% 0 N/A%