Diff Report
Run #51ec5ca916d7d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec5cfb002ea: 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 #51ec5ca916d7dRun #51ec5cfb002eaDiffDiff%
Number of Function Calls5 5 0 0.0%
Incl. Wall Time (microsec)116 114 -2 -1.7%
Incl. Wall Time (microsec) per call 23 23 -0 -1.7%
Excl. Wall Time (microsec)62 59 -3 -4.8%
Incl. CPU (microsecs)123 121 -2 -1.6%
Incl. CPU (microsecs) per call 25 24 -0 -1.6%
Excl. CPU (microsec)54 56 2 3.7%
Incl. MemUse (bytes)19,416 19,416 0 0.0%
Incl. MemUse (bytes) per call 3,883 3,883 0 0.0%
Excl. MemUse (bytes)4,048 4,048 0 0.0%
Incl. PeakMemUse (bytes)13,624 13,624 0 0.0%
Incl. PeakMemUse (bytes) per call 2,725 2,725 0 0.0%
Excl. PeakMemUse (bytes)3,528 3,528 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% -2 -0.1% -2 -2.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-3 -150.0% 2 100.0% 0 N/A% 0 N/A%
Parent functions
Drupal\user\UserData::get0 N/A% -1 -50.0% -1 -50.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\DatabaseStorageControllerNG::buildQuery0 N/A% -1 -50.0% -1 -50.0% 0 N/A% 0 N/A%
menu_local_tasks0 N/A% 0 0.0% 1 50.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\DatabaseStorageControllerNG::attachPropertyData0 N/A% 0 0.0% -1 -50.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Query\Select::addField0 N/A% 1 50.0% -4 -200.0% 0 N/A% 0 N/A%