Diff Report
Run #517d51ae434de: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517d525cbaeb1: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Database::getConnection

Drupal\Core\Database\Database::getConnectionRun #517d51ae434deRun #517d525cbaeb1DiffDiff%
Number of Function Calls9 9 0 0.0%
Incl. Wall Time (microsec)1,443 1,391 -52 -3.6%
Incl. Wall Time (microsec) per call 160 155 -6 -3.6%
Excl. Wall Time (microsec)43 39 -4 -9.3%
Incl. CPU (microsecs)846 810 -36 -4.3%
Incl. CPU (microsecs) per call 94 90 -4 -4.3%
Excl. CPU (microsec)54 47 -7 -13.0%
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)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% -52 -0.9% -36 -0.7% 0 0.0% -48 -0.8%
Exclusive Metrics Diff for Current Function-4 -7.7% -7 -19.4% 0 N/A% -48 -100.0%
Parent functions
call_user_func0 N/A% -49 -94.2% -30 -83.3% 0 N/A% 0 0.0%
db_query0 N/A% -2 -3.8% -6 -16.7% 0 N/A% 0 0.0%
db_select0 N/A% -1 -1.9% 1 2.8% 0 N/A% -48 -100.0%
db_query_range0 N/A% 0 0.0% -1 -2.8% 0 N/A% 0 0.0%
Child function
Drupal\Core\Database\Database::openConnection0 N/A% -48 -92.3% -29 -80.6% 0 N/A% 0 0.0%