Diff Report
Run #519ff7de62889: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519ff693b4ca2: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Database::getConnection

Drupal\Core\Database\Database::getConnectionRun #519ff7de62889Run #519ff693b4ca2DiffDiff%
Number of Function Calls15 15 0 0.0%
Incl. Wall Time (microsec)1,391 1,328 -63 -4.5%
Incl. Wall Time (microsec) per call 93 89 -4 -4.5%
Excl. Wall Time (microsec)90 91 1 1.1%
Incl. CPU (microsecs)1,233 1,170 -63 -5.1%
Incl. CPU (microsecs) per call 82 78 -4 -5.1%
Excl. CPU (microsec)110 108 -2 -1.8%
Incl. MemUse (bytes)150,016 150,016 0 0.0%
Incl. MemUse (bytes) per call 10,001 10,001 0 0.0%
Excl. MemUse (bytes)4,136 4,136 0 0.0%
Incl. PeakMemUse (bytes)147,024 146,952 -72 -0.0%
Incl. PeakMemUse (bytes) per call 9,802 9,797 -5 -0.0%
Excl. PeakMemUse (bytes)3,344 3,344 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% -63 -5.6% -63 -5.4% 0 0.0% -72 -0.1%
Exclusive Metrics Diff for Current Function1 1.6% -2 -3.2% 0 N/A% 0 0.0%
Parent functions
call_user_func0 N/A% -64 -101.6% -60 -95.2% 0 N/A% -72 -100.0%
db_select0 N/A% 3 4.8% 1 1.6% 0 N/A% 0 0.0%
db_query0 N/A% -1 -1.6% -3 -4.8% 0 N/A% 0 0.0%
db_query_range0 N/A% -1 -1.6% -1 -1.6% 0 N/A% 0 0.0%
Child function
Drupal\Core\Database\Database::openConnection0 N/A% -64 -101.6% -61 -96.8% 0 N/A% -72 -100.0%