Diff Report
Run #519fbb3f5c2a0: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fbcb7249d1: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Database::getConnection

Drupal\Core\Database\Database::getConnectionRun #519fbb3f5c2a0Run #519fbcb7249d1DiffDiff%
Number of Function Calls16 16 0 0.0%
Incl. Wall Time (microsec)1,254 1,231 -23 -1.8%
Incl. Wall Time (microsec) per call 78 77 -1 -1.8%
Excl. Wall Time (microsec)59 58 -1 -1.7%
Incl. CPU (microsecs)857 863 6 0.7%
Incl. CPU (microsecs) per call 54 54 0 0.7%
Excl. CPU (microsec)74 70 -4 -5.4%
Incl. MemUse (bytes)157,376 157,400 24 0.0%
Incl. MemUse (bytes) per call 9,836 9,838 2 0.0%
Excl. MemUse (bytes)4,968 4,968 0 0.0%
Incl. PeakMemUse (bytes)94,872 94,840 -32 -0.0%
Incl. PeakMemUse (bytes) per call 5,930 5,928 -2 -0.0%
Excl. PeakMemUse (bytes)3,816 3,816 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% -23 -6.0% 6 1.9% 24 0.1% -32 -0.1%
Exclusive Metrics Diff for Current Function-1 -4.3% -4 -66.7% 0 0.0% 0 0.0%
Parent functions
call_user_func0 N/A% -22 -95.7% 11 183.3% 24 100.0% -32 -100.0%
db_select0 N/A% -1 -4.3% -3 -50.0% 0 0.0% 0 0.0%
Drupal\views\Plugin\views\query\Sql::query0 N/A% 0 0.0% -2 -33.3% 0 0.0% 0 0.0%
db_query_range0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
db_query0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Child function
Drupal\Core\Database\Database::openConnection0 N/A% -22 -95.7% 10 166.7% 24 100.0% -32 -100.0%