Diff Report
Run #519e636f9416a: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519e62c02d767: 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 #519e636f9416aRun #519e62c02d767DiffDiff%
Number of Function Calls8 8 0 0.0%
Incl. Wall Time (microsec)275 281 6 2.2%
Incl. Wall Time (microsec) per call 34 35 1 2.2%
Excl. Wall Time (microsec)141 138 -3 -2.1%
Incl. CPU (microsecs)285 293 8 2.8%
Incl. CPU (microsecs) per call 36 37 1 2.8%
Excl. CPU (microsec)120 117 -3 -2.5%
Incl. MemUse (bytes)40,696 40,696 0 0.0%
Incl. MemUse (bytes) per call 5,087 5,087 0 0.0%
Excl. MemUse (bytes)3,064 3,064 0 0.0%
Incl. PeakMemUse (bytes)32,080 32,080 0 0.0%
Incl. PeakMemUse (bytes) per call 4,010 4,010 0 0.0%
Excl. PeakMemUse (bytes)5,600 5,600 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% 6 0.0% 8 0.1% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-3 -50.0% -3 -37.5% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Entity\DatabaseStorageController::buildQuery0 N/A% 7 116.7% 8 100.0% 0 N/A% 0 N/A%
Drupal\user\UserData::get0 N/A% -1 -16.7% -1 -12.5% 0 N/A% 0 N/A%
menu_local_tasks0 N/A% 0 0.0% 1 12.5% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Query\Select::addField0 N/A% 9 150.0% 11 137.5% 0 N/A% 0 N/A%