Diff Report
Run #519fc956834f6: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fc9a1407b3: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Query\Select::fields

Drupal\Core\Database\Query\Select::fieldsRun #519fc956834f6Run #519fc9a1407b3DiffDiff%
Number of Function Calls7 7 0 0.0%
Incl. Wall Time (microsec)233 219 -14 -6.0%
Incl. Wall Time (microsec) per call 33 31 -2 -6.0%
Excl. Wall Time (microsec)146 138 -8 -5.5%
Incl. CPU (microsecs)0 0 0 N/A%
Incl. CPU (microsecs) per call 0 0 0 N/A%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)40,144 40,144 0 0.0%
Incl. MemUse (bytes) per call 5,735 5,735 0 0.0%
Excl. MemUse (bytes)2,912 2,912 0 0.0%
Incl. PeakMemUse (bytes)32,488 32,488 0 0.0%
Incl. PeakMemUse (bytes) per call 4,641 4,641 0 0.0%
Excl. PeakMemUse (bytes)4,792 4,792 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Query\Select::fields [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\Query\Select::fields0 N/A% -14 -3.4% 0 0.0% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-8 -57.1% 0 N/A% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Entity\DatabaseStorageController::buildQuery0 N/A% -15 -107.1% 0 N/A% 0 N/A% 0 N/A%
user_roles0 N/A% 1 7.1% 0 N/A% 0 N/A% 0 N/A%
menu_local_tasks0 N/A% 0 0.0% 0 N/A% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Query\Select::addField0 N/A% -6 -42.9% 0 N/A% 0 N/A% 0 N/A%