Diff Report
Run #51901ff69a8a6: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5190217a23e77: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #51901ff69a8a6Run #5190217a23e77DiffDiff%
Number of Function Calls10 10 0 0.0%
Incl. Wall Time (microsec)1,094 1,130 36 3.3%
Incl. Wall Time (microsec) per call 109 113 4 3.3%
Excl. Wall Time (microsec)81 88 7 8.6%
Incl. CPU (microsecs)1,111 1,140 29 2.6%
Incl. CPU (microsecs) per call 111 114 3 2.6%
Excl. CPU (microsec)84 78 -6 -7.1%
Incl. MemUse (bytes)209,384 209,392 8 0.0%
Incl. MemUse (bytes) per call 20,938 20,939 1 0.0%
Excl. MemUse (bytes)7,472 7,472 0 0.0%
Incl. PeakMemUse (bytes)191,712 191,720 8 0.0%
Incl. PeakMemUse (bytes) per call 19,171 19,172 1 0.0%
Excl. PeakMemUse (bytes)6,568 6,568 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Connection::select [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\Connection::select0 N/A% 36 17.1% 29 483.3% 8 0.0% 8 0.0%
Exclusive Metrics Diff for Current Function7 19.4% -6 -20.7% 0 0.0% 0 0.0%
Parent functions
db_select0 N/A% 28 77.8% 23 79.3% 8 100.0% 8 100.0%
Drupal\views\Plugin\views\query\Sql::query0 N/A% 6 16.7% 3 10.3% 0 0.0% 0 0.0%
Drupal\field_sql_storage\Entity\Query::prepare0 N/A% 2 5.6% 2 6.9% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::countQuery0 N/A% 0 0.0% 1 3.4% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Connection::getDriverClass0 N/A% 25 69.4% 26 89.7% 8 100.0% 8 100.0%
Drupal\Core\Database\Query\Select::__construct0 N/A% 4 11.1% 9 31.0% 0 0.0% 0 0.0%