Diff Report
Run #519e62c02d767: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519e633ddef65: 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 #519e62c02d767Run #519e633ddef65DiffDiff%
Number of Function Calls8 8 0 0.0%
Incl. Wall Time (microsec)281 319 38 13.5%
Incl. Wall Time (microsec) per call 35 40 5 13.5%
Excl. Wall Time (microsec)138 147 9 6.5%
Incl. CPU (microsecs)293 324 31 10.6%
Incl. CPU (microsecs) per call 37 41 4 10.6%
Excl. CPU (microsec)117 108 -9 -7.7%
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% 38 9.7% 31 5.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function9 23.7% -9 -29.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Entity\DatabaseStorageController::buildQuery0 N/A% 38 100.0% 33 106.5% 0 N/A% 0 N/A%
menu_local_tasks0 N/A% 0 0.0% -1 -3.2% 0 N/A% 0 N/A%
Drupal\user\UserData::get0 N/A% 0 0.0% -1 -3.2% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Query\Select::addField0 N/A% 29 76.3% 40 129.0% 0 N/A% 0 N/A%