Diff Report
Run #51774c26bf054: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51774cdfb1214: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #51774c26bf054Run #51774cdfb1214DiffDiff%
Number of Function Calls19 19 0 0.0%
Incl. Wall Time (microsec)1,590 1,565 -25 -1.6%
Incl. Wall Time (microsec) per call 84 82 -1 -1.6%
Excl. Wall Time (microsec)163 161 -2 -1.2%
Incl. CPU (microsecs)1,609 1,589 -20 -1.2%
Incl. CPU (microsecs) per call 85 84 -1 -1.2%
Excl. CPU (microsec)133 136 3 2.3%
Incl. MemUse (bytes)237,528 237,544 16 0.0%
Incl. MemUse (bytes) per call 12,501 12,502 1 0.0%
Excl. MemUse (bytes)9,024 9,024 0 0.0%
Incl. PeakMemUse (bytes)194,456 192,288 -2,168 -1.1%
Incl. PeakMemUse (bytes) per call 10,235 10,120 -114 -1.1%
Excl. PeakMemUse (bytes)5,280 5,112 -168 -3.2%

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% -25 -0.1% -20 -0.1% 16 0.2% -2,168 -18.3%
Exclusive Metrics Diff for Current Function-2 -8.0% 3 15.0% 0 0.0% -168 -7.7%
Parent functions
db_select0 N/A% -29 -116.0% -25 -125.0% 16 100.0% -2,168 -100.0%
Drupal\Core\Database\Query\Select::countQuery0 N/A% 3 12.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\views\Plugin\views\query\Sql::query0 N/A% 1 4.0% 5 25.0% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Query\Select::__construct0 N/A% -30 -120.0% -31 -155.0% 16 100.0% -2,000 -92.3%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 7 28.0% 8 40.0% 0 0.0% 0 0.0%