Diff Report
Run #519c116ac5313: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c146573182: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Database::getConnection

Drupal\Core\Database\Database::getConnectionRun #519c116ac5313Run #519c146573182DiffDiff%
Number of Function Calls25 25 0 0.0%
Incl. Wall Time (microsec)2,147 2,167 20 0.9%
Incl. Wall Time (microsec) per call 86 87 1 0.9%
Excl. Wall Time (microsec)202 193 -9 -4.5%
Incl. CPU (microsecs)1,541 1,459 -82 -5.3%
Incl. CPU (microsecs) per call 62 58 -3 -5.3%
Excl. CPU (microsec)236 232 -4 -1.7%
Incl. MemUse (bytes)104,932 104,920 -12 -0.0%
Incl. MemUse (bytes) per call 4,197 4,197 -0 -0.0%
Excl. MemUse (bytes)2,688 2,688 0 0.0%
Incl. PeakMemUse (bytes)101,184 101,172 -12 -0.0%
Incl. PeakMemUse (bytes) per call 4,047 4,047 -0 -0.0%
Excl. PeakMemUse (bytes)1,980 1,980 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% 20 0.0% -82 -0.1% -12 -0.0% -12 -0.0%
Exclusive Metrics Diff for Current Function-9 -45.0% -4 -4.9% 0 0.0% 0 0.0%
Parent functions
call_user_func0 N/A% 27 135.0% -77 -93.9% -12 -100.0% -12 -100.0%
db_select0 N/A% -6 -30.0% -8 -9.8% 0 0.0% 0 0.0%
Drupal\views\Plugin\views\query\Sql::query0 N/A% -1 -5.0% 3 3.7% 0 0.0% 0 0.0%
db_query_range0 N/A% 0 0.0% 1 1.2% 0 0.0% 0 0.0%
db_query0 N/A% 0 0.0% -1 -1.2% 0 0.0% 0 0.0%
Child function
Drupal\Core\Database\Database::openConnection0 N/A% 29 145.0% -78 -95.1% -12 -100.0% -12 -100.0%