Diff Report
Run #517d52b5a5611: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517d51ae434de: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Database::getConnection

Drupal\Core\Database\Database::getConnectionRun #517d52b5a5611Run #517d51ae434deDiffDiff%
Number of Function Calls9 9 0 0.0%
Incl. Wall Time (microsec)1,255 1,443 188 15.0%
Incl. Wall Time (microsec) per call 139 160 21 15.0%
Excl. Wall Time (microsec)40 43 3 7.5%
Incl. CPU (microsecs)814 846 32 3.9%
Incl. CPU (microsecs) per call 90 94 4 3.9%
Excl. CPU (microsec)54 54 0 0.0%
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)176,952 177,000 48 0.0%
Incl. PeakMemUse (bytes) per call 19,661 19,667 5 0.0%
Excl. PeakMemUse (bytes)2,976 3,024 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% 188 7.7% 32 2.3% 0 0.0% 48 0.5%
Exclusive Metrics Diff for Current Function3 1.6% 0 0.0% 0 N/A% 48 100.0%
Parent functions
call_user_func0 N/A% 186 98.9% 34 106.2% 0 N/A% 0 0.0%
db_query0 N/A% 2 1.1% 3 9.4% 0 N/A% 0 0.0%
db_select0 N/A% 0 0.0% -2 -6.2% 0 N/A% 48 100.0%
db_query_range0 N/A% 0 0.0% -3 -9.4% 0 N/A% 0 0.0%
Child function
Drupal\Core\Database\Database::openConnection0 N/A% 185 98.4% 32 100.0% 0 N/A% 0 0.0%