Diff Report
Run #519c116ac5313: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c13f61d210: 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 #519c116ac5313Run #519c13f61d210DiffDiff%
Number of Function Calls20 20 0 0.0%
Incl. Wall Time (microsec)1,407 1,423 16 1.1%
Incl. Wall Time (microsec) per call 70 71 1 1.1%
Excl. Wall Time (microsec)728 729 1 0.1%
Incl. CPU (microsecs)1,443 1,455 12 0.8%
Incl. CPU (microsecs) per call 72 73 1 0.8%
Excl. CPU (microsec)562 583 21 3.7%
Incl. MemUse (bytes)64,268 64,268 0 0.0%
Incl. MemUse (bytes) per call 3,213 3,213 0 0.0%
Excl. MemUse (bytes)1,716 1,716 0 0.0%
Incl. PeakMemUse (bytes)17,188 17,188 0 0.0%
Incl. PeakMemUse (bytes) per call 859 859 0 0.0%
Excl. PeakMemUse (bytes)2,172 2,172 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% 16 1.8% 12 1.7% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function1 6.2% 21 175.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Entity\DatabaseStorageController::buildQuery0 N/A% 15 93.8% 12 100.0% 0 N/A% 0 N/A%
menu_local_tasks0 N/A% 1 6.2% 0 0.0% 0 N/A% 0 N/A%
Drupal\user\UserData::get0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Query\Select::addField0 N/A% 15 93.8% -9 -75.0% 0 N/A% 0 N/A%