Diff Report
Run #519eb7a1537f7: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519eb7f35533b: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #519eb7a1537f7Run #519eb7f35533bDiffDiff%
Number of Function Calls11 11 0 0.0%
Incl. Wall Time (microsec)2,829 2,837 8 0.3%
Incl. Wall Time (microsec) per call 257 258 1 0.3%
Excl. Wall Time (microsec)201 199 -2 -1.0%
Incl. CPU (microsecs)2,848 2,852 4 0.1%
Incl. CPU (microsecs) per call 259 259 0 0.1%
Excl. CPU (microsec)195 183 -12 -6.2%
Incl. MemUse (bytes)156,848 156,848 0 0.0%
Incl. MemUse (bytes) per call 14,259 14,259 0 0.0%
Excl. MemUse (bytes)17,436 17,436 0 0.0%
Incl. PeakMemUse (bytes)142,192 142,192 0 0.0%
Incl. PeakMemUse (bytes) per call 12,927 12,927 0 0.0%
Excl. PeakMemUse (bytes)11,588 11,588 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% 8 0.3% 4 0.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-2 -25.0% -12 -300.0% 0 N/A% 0 N/A%
Parent functions
Drupal\user\UserData::get0 N/A% 54 675.0% 54 1350.0% 0 N/A% 0 N/A%
Drupal\views\Plugin\views\query\Sql::query0 N/A% -35 -437.5% -35 -875.0% 0 N/A% 0 N/A%
db_select0 N/A% -11 -137.5% -14 -350.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::countQuery0 N/A% 0 0.0% -1 -25.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::getDriverClass0 N/A% 59 737.5% 62 1550.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::__construct0 N/A% -49 -612.5% -46 -1150.0% 0 N/A% 0 N/A%