Diff Report
Run #52f2e60305388: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52f2e62cef49a: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Database::getConnection

Drupal\Core\Database\Database::getConnectionRun #52f2e60305388Run #52f2e62cef49aDiffDiff%
Number of Function Calls6 6 0 0.0%
Incl. Wall Time (microsec)961 1,130 169 17.6%
Incl. Wall Time (microsec) per call 160 188 28 17.6%
Excl. Wall Time (microsec)29 27 -2 -6.9%
Incl. CPU (microsecs)622 648 26 4.2%
Incl. CPU (microsecs) per call 104 108 4 4.2%
Excl. CPU (microsec)37 31 -6 -16.2%
Incl. MemUse (bytes)155,776 155,776 0 0.0%
Incl. MemUse (bytes) per call 25,963 25,963 0 0.0%
Excl. MemUse (bytes)4,176 4,176 0 0.0%
Incl. PeakMemUse (bytes)150,976 150,976 0 0.0%
Incl. PeakMemUse (bytes) per call 25,163 25,163 0 0.0%
Excl. PeakMemUse (bytes)2,936 2,936 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% 169 7.4% 26 1.3% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-2 -1.2% -6 -23.1% 0 N/A% 0 N/A%
Parent functions
call_user_func0 N/A% 172 101.8% 32 123.1% 0 N/A% 0 N/A%
db_select0 N/A% -1 -0.6% -3 -11.5% 0 N/A% 0 N/A%
Drupal\views\Plugin\views\query\Sql::query0 N/A% -1 -0.6% 0 0.0% 0 N/A% 0 N/A%
db_query_range0 N/A% -1 -0.6% -3 -11.5% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Database::openConnection0 N/A% 171 101.2% 32 123.1% 0 N/A% 0 N/A%