Diff Report
Run #517d750163e11: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517d7587ada9c: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Database::getConnection

Drupal\Core\Database\Database::getConnectionRun #517d750163e11Run #517d7587ada9cDiffDiff%
Number of Function Calls9 9 0 0.0%
Incl. Wall Time (microsec)1,378 1,274 -104 -7.5%
Incl. Wall Time (microsec) per call 153 142 -12 -7.5%
Excl. Wall Time (microsec)50 44 -6 -12.0%
Incl. CPU (microsecs)900 808 -92 -10.2%
Incl. CPU (microsecs) per call 100 90 -10 -10.2%
Excl. CPU (microsec)63 55 -8 -12.7%
Incl. MemUse (bytes)178,160 178,160 0 0.0%
Incl. MemUse (bytes) per call 19,796 19,796 0 0.0%
Excl. MemUse (bytes)4,136 4,136 0 0.0%
Incl. PeakMemUse (bytes)177,000 176,952 -48 -0.0%
Incl. PeakMemUse (bytes) per call 19,667 19,661 -5 -0.0%
Excl. PeakMemUse (bytes)3,024 2,976 -48 -1.6%

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% -104 -1.3% -92 -1.0% 0 0.0% -48 -0.4%
Exclusive Metrics Diff for Current Function-6 -5.8% -8 -8.7% 0 N/A% -48 -100.0%
Parent functions
call_user_func0 N/A% -97 -93.3% -82 -89.1% 0 N/A% 0 0.0%
db_select0 N/A% -5 -4.8% -6 -6.5% 0 N/A% -48 -100.0%
db_query_range0 N/A% -3 -2.9% -3 -3.3% 0 N/A% 0 0.0%
db_query0 N/A% 1 1.0% -1 -1.1% 0 N/A% 0 0.0%
Child function
Drupal\Core\Database\Database::openConnection0 N/A% -98 -94.2% -84 -91.3% 0 N/A% 0 0.0%