Diff Report
Run #519eb880e5974: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519eb7a1537f7: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Database::getConnection

Drupal\Core\Database\Database::getConnectionRun #519eb880e5974Run #519eb7a1537f7DiffDiff%
Number of Function Calls13 13 0 0.0%
Incl. Wall Time (microsec)2,153 2,420 267 12.4%
Incl. Wall Time (microsec) per call 166 186 21 12.4%
Excl. Wall Time (microsec)104 108 4 3.8%
Incl. CPU (microsecs)1,507 1,428 -79 -5.2%
Incl. CPU (microsecs) per call 116 110 -6 -5.2%
Excl. CPU (microsec)122 129 7 5.7%
Incl. MemUse (bytes)104,920 104,924 4 0.0%
Incl. MemUse (bytes) per call 8,071 8,071 0 0.0%
Excl. MemUse (bytes)2,688 2,688 0 0.0%
Incl. PeakMemUse (bytes)100,888 100,892 4 0.0%
Incl. PeakMemUse (bytes) per call 7,761 7,761 0 0.0%
Excl. PeakMemUse (bytes)1,952 1,952 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% 267 7.4% -79 -76.7% 4 0.0% 4 0.0%
Exclusive Metrics Diff for Current Function4 1.5% 7 8.9% 0 0.0% 0 0.0%
Parent functions
call_user_func0 N/A% 259 97.0% -91 -115.2% 4 100.0% 4 100.0%
db_query0 N/A% 5 1.9% 6 7.6% 0 0.0% 0 0.0%
Drupal\views\Plugin\views\query\Sql::query0 N/A% 2 0.7% 3 3.8% 0 0.0% 0 0.0%
db_select0 N/A% 1 0.4% 2 2.5% 0 0.0% 0 0.0%
db_query_range0 N/A% 0 0.0% 1 1.3% 0 0.0% 0 0.0%
Child function
Drupal\Core\Database\Database::openConnection0 N/A% 263 98.5% -86 -108.9% 4 100.0% 4 100.0%