Diff Report
Run #519c153c76aa0: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c1681d41e5: 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 #519c153c76aa0Run #519c1681d41e5DiffDiff%
Number of Function Calls7 7 0 0.0%
Incl. Wall Time (microsec)382 395 13 3.4%
Incl. Wall Time (microsec) per call 55 56 2 3.4%
Excl. Wall Time (microsec)175 183 8 4.6%
Incl. CPU (microsecs)391 403 12 3.1%
Incl. CPU (microsecs) per call 56 58 2 3.1%
Excl. CPU (microsec)131 131 0 0.0%
Incl. MemUse (bytes)41,112 41,104 -8 -0.0%
Incl. MemUse (bytes) per call 5,873 5,872 -1 -0.0%
Excl. MemUse (bytes)2,080 2,080 0 0.0%
Incl. PeakMemUse (bytes)26,256 26,280 24 0.1%
Incl. PeakMemUse (bytes) per call 3,751 3,754 3 0.1%
Excl. PeakMemUse (bytes)1,840 1,840 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% 13 0.3% 12 0.4% -8 -0.0% 24 0.0%
Exclusive Metrics Diff for Current Function8 61.5% 0 0.0% 0 0.0% 0 0.0%
Parent functions
Drupal\Core\Entity\DatabaseStorageController::buildQuery0 N/A% 13 100.0% 12 100.0% -8 -100.0% 24 100.0%
menu_local_tasks0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Child function
Drupal\Core\Database\Query\Select::addField0 N/A% 5 38.5% 12 100.0% -8 -100.0% 24 100.0%