Diff Report
Run #519fbb3f5c2a0: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fbcb7249d1: 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 #519fbb3f5c2a0Run #519fbcb7249d1DiffDiff%
Number of Function Calls9 9 0 0.0%
Incl. Wall Time (microsec)346 327 -19 -5.5%
Incl. Wall Time (microsec) per call 38 36 -2 -5.5%
Excl. Wall Time (microsec)166 164 -2 -1.2%
Incl. CPU (microsecs)358 335 -23 -6.4%
Incl. CPU (microsecs) per call 40 37 -3 -6.4%
Excl. CPU (microsec)136 139 3 2.2%
Incl. MemUse (bytes)47,192 47,200 8 0.0%
Incl. MemUse (bytes) per call 5,244 5,244 1 0.0%
Excl. MemUse (bytes)3,856 3,856 0 0.0%
Incl. PeakMemUse (bytes)38,320 38,328 8 0.0%
Incl. PeakMemUse (bytes) per call 4,258 4,259 1 0.0%
Excl. PeakMemUse (bytes)6,112 6,112 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% -19 -5.0% -23 -7.2% 8 0.0% 8 0.0%
Exclusive Metrics Diff for Current Function-2 -10.5% 3 13.0% 0 0.0% 0 0.0%
Parent functions
Drupal\Core\Entity\DatabaseStorageController::buildQuery0 N/A% -19 -100.0% -20 -87.0% 8 100.0% 8 100.0%
menu_local_tasks0 N/A% 0 0.0% -1 -4.3% 0 0.0% 0 0.0%
user_roles0 N/A% 0 0.0% -2 -8.7% 0 0.0% 0 0.0%
Drupal\user\UserData::get0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Child function
Drupal\Core\Database\Query\Select::addField0 N/A% -17 -89.5% -26 -113.0% 8 100.0% 8 100.0%