Diff Report
Run #519fe7ae1f6cc: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fe8e1e5eca: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Database::getConnection

Drupal\Core\Database\Database::getConnectionRun #519fe7ae1f6ccRun #519fe8e1e5ecaDiffDiff%
Number of Function Calls10 10 0 0.0%
Incl. Wall Time (microsec)1,468 1,483 15 1.0%
Incl. Wall Time (microsec) per call 147 148 2 1.0%
Excl. Wall Time (microsec)62 64 2 3.2%
Incl. CPU (microsecs)1,175 1,170 -5 -0.4%
Incl. CPU (microsecs) per call 118 117 -1 -0.4%
Excl. CPU (microsec)82 82 0 0.0%
Incl. MemUse (bytes)150,784 150,784 0 0.0%
Incl. MemUse (bytes) per call 15,078 15,078 0 0.0%
Excl. MemUse (bytes)4,936 4,936 0 0.0%
Incl. PeakMemUse (bytes)148,016 147,904 -112 -0.1%
Incl. PeakMemUse (bytes) per call 14,802 14,790 -11 -0.1%
Excl. PeakMemUse (bytes)4,192 4,192 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% 15 5.5% -5 -1.9% 0 0.0% -112 -175.0%
Exclusive Metrics Diff for Current Function2 13.3% 0 0.0% 0 N/A% 0 0.0%
Parent functions
call_user_func0 N/A% 13 86.7% -3 -60.0% 0 N/A% -112 -100.0%
db_select0 N/A% 2 13.3% 0 0.0% 0 N/A% 0 0.0%
dblog_watchdog0 N/A% 0 0.0% 1 20.0% 0 N/A% 0 0.0%
db_query_range0 N/A% 0 0.0% -1 -20.0% 0 N/A% 0 0.0%
db_query0 N/A% 0 0.0% -2 -40.0% 0 N/A% 0 0.0%
Child function
Drupal\Core\Database\Database::openConnection0 N/A% 13 86.7% -5 -100.0% 0 N/A% -112 -100.0%