Diff Report
Run #531ccb2cb8e3d: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #531ccbd4518b6: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Database::getConnection

Drupal\Core\Database\Database::getConnectionRun #531ccb2cb8e3dRun #531ccbd4518b6DiffDiff%
Number of Function Calls4 4 0 0.0%
Incl. Wall Time (microsec)1,535 1,570 35 2.3%
Incl. Wall Time (microsec) per call 384 393 9 2.3%
Excl. Wall Time (microsec)17 21 4 23.5%
Incl. CPU (microsecs)1,352 1,392 40 3.0%
Incl. CPU (microsecs) per call 338 348 10 3.0%
Excl. CPU (microsec)20 22 2 10.0%
Incl. MemUse (bytes)308,352 308,344 -8 -0.0%
Incl. MemUse (bytes) per call 77,088 77,086 -2 -0.0%
Excl. MemUse (bytes)3,392 3,392 0 0.0%
Incl. PeakMemUse (bytes)293,736 293,648 -88 -0.0%
Incl. PeakMemUse (bytes) per call 73,434 73,412 -22 -0.0%
Excl. PeakMemUse (bytes)1,968 1,968 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% 35 35.7% 40 15.3% -8 -0.0% -88 -0.2%
Exclusive Metrics Diff for Current Function4 11.4% 2 5.0% 0 0.0% 0 0.0%
Parent functions
call_user_func0 N/A% 32 91.4% 38 95.0% -8 -100.0% -88 -100.0%
db_select0 N/A% 4 11.4% 4 10.0% 0 0.0% 0 0.0%
system_requirements0 N/A% -1 -2.9% -2 -5.0% 0 0.0% 0 0.0%
Child function
Drupal\Core\Database\Database::openConnection0 N/A% 31 88.6% 38 95.0% -8 -100.0% -88 -100.0%