Diff Report
Run #518ef09a47b3b: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #518eee9367b5d: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Database::getConnection

Drupal\Core\Database\Database::getConnectionRun #518ef09a47b3bRun #518eee9367b5dDiffDiff%
Number of Function Calls12 12 0 0.0%
Incl. Wall Time (microsec)908 1,153 245 27.0%
Incl. Wall Time (microsec) per call 76 96 20 27.0%
Excl. Wall Time (microsec)51 50 -1 -2.0%
Incl. CPU (microsecs)686 721 35 5.1%
Incl. CPU (microsecs) per call 57 60 3 5.1%
Excl. CPU (microsec)66 64 -2 -3.0%
Incl. MemUse (bytes)178,248 178,240 -8 -0.0%
Incl. MemUse (bytes) per call 14,854 14,853 -1 -0.0%
Excl. MemUse (bytes)4,136 4,136 0 0.0%
Incl. PeakMemUse (bytes)176,904 176,896 -8 -0.0%
Incl. PeakMemUse (bytes) per call 14,742 14,741 -1 -0.0%
Excl. PeakMemUse (bytes)2,896 2,896 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% 245 131.7% 35 6.8% -8 -0.0% -8 -0.0%
Exclusive Metrics Diff for Current Function-1 -0.4% -2 -5.7% 0 0.0% 0 0.0%
Parent functions
call_user_func0 N/A% 246 100.4% 36 102.9% -8 -100.0% -8 -100.0%
db_select0 N/A% -2 -0.8% -4 -11.4% 0 0.0% 0 0.0%
db_query0 N/A% 1 0.4% 2 5.7% 0 0.0% 0 0.0%
db_query_range0 N/A% 0 0.0% 1 2.9% 0 0.0% 0 0.0%
Child function
Drupal\Core\Database\Database::openConnection0 N/A% 246 100.4% 37 105.7% -8 -100.0% -8 -100.0%