Diff Report
Run #519ea984d991e: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519ea884c38e9: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #519ea984d991eRun #519ea884c38e9DiffDiff%
Number of Function Calls7 7 0 0.0%
Incl. Wall Time (microsec)917 923 6 0.7%
Incl. Wall Time (microsec) per call 131 132 1 0.7%
Excl. Wall Time (microsec)63 64 1 1.6%
Incl. CPU (microsecs)932 930 -2 -0.2%
Incl. CPU (microsecs) per call 133 133 -0 -0.2%
Excl. CPU (microsec)66 53 -13 -19.7%
Incl. MemUse (bytes)199,640 199,648 8 0.0%
Incl. MemUse (bytes) per call 28,520 28,521 1 0.0%
Excl. MemUse (bytes)5,848 5,848 0 0.0%
Incl. PeakMemUse (bytes)186,832 186,856 24 0.0%
Incl. PeakMemUse (bytes) per call 26,690 26,694 3 0.0%
Excl. PeakMemUse (bytes)4,712 4,712 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% 6 0.0% -2 -0.0% 8 0.0% 24 0.0%
Exclusive Metrics Diff for Current Function1 16.7% -13 -650.0% 0 0.0% 0 0.0%
Parent functions
Drupal\views\Plugin\views\query\Sql::query0 N/A% 13 216.7% 14 700.0% 8 100.0% 8 33.3%
Drupal\Core\Database\Query\Select::countQuery0 N/A% -4 -66.7% -6 -300.0% 0 0.0% 0 0.0%
db_select0 N/A% -3 -50.0% -10 -500.0% 0 0.0% 16 66.7%
Child functions
Drupal\Core\Database\Connection::getDriverClass0 N/A% 14 233.3% 15 750.0% 16 200.0% 16 66.7%
Drupal\Core\Database\Query\Select::__construct0 N/A% -9 -150.0% -4 -200.0% -8 -100.0% 8 33.3%