Diff Report
Run #519d44ffb3845: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519d45a7cd8f5: 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 #519d44ffb3845Run #519d45a7cd8f5DiffDiff%
Number of Function Calls9 9 0 0.0%
Incl. Wall Time (microsec)924 906 -18 -1.9%
Incl. Wall Time (microsec) per call 103 101 -2 -1.9%
Excl. Wall Time (microsec)423 410 -13 -3.1%
Incl. CPU (microsecs)938 924 -14 -1.5%
Incl. CPU (microsecs) per call 104 103 -2 -1.5%
Excl. CPU (microsec)334 337 3 0.9%
Incl. MemUse (bytes)40,564 40,564 0 0.0%
Incl. MemUse (bytes) per call 4,507 4,507 0 0.0%
Excl. MemUse (bytes)2,204 2,204 0 0.0%
Incl. PeakMemUse (bytes)34,436 34,436 0 0.0%
Incl. PeakMemUse (bytes) per call 3,826 3,826 0 0.0%
Excl. PeakMemUse (bytes)2,664 2,664 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% -18 -0.8% -14 -3.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-13 -72.2% 3 21.4% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Entity\DatabaseStorageController::buildQuery0 N/A% -19 -105.6% -17 -121.4% 0 N/A% 0 N/A%
Drupal\menu_link\MenuLinkStorageController::buildQuery0 N/A% 1 5.6% 3 21.4% 0 N/A% 0 N/A%
menu_local_tasks0 N/A% 0 0.0% 1 7.1% 0 N/A% 0 N/A%
Drupal\user\UserData::get0 N/A% 0 0.0% -1 -7.1% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Query\Select::addField0 N/A% -5 -27.8% -17 -121.4% 0 N/A% 0 N/A%