Diff Report
Run #519c146573182: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c116ac5313: 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 #519c146573182Run #519c116ac5313DiffDiff%
Number of Function Calls20 20 0 0.0%
Incl. Wall Time (microsec)1,412 1,407 -5 -0.4%
Incl. Wall Time (microsec) per call 71 70 -0 -0.4%
Excl. Wall Time (microsec)733 728 -5 -0.7%
Incl. CPU (microsecs)1,450 1,443 -7 -0.5%
Incl. CPU (microsecs) per call 73 72 -0 -0.5%
Excl. CPU (microsec)571 562 -9 -1.6%
Incl. MemUse (bytes)64,268 64,268 0 0.0%
Incl. MemUse (bytes) per call 3,213 3,213 0 0.0%
Excl. MemUse (bytes)1,716 1,716 0 0.0%
Incl. PeakMemUse (bytes)17,188 17,188 0 0.0%
Incl. PeakMemUse (bytes) per call 859 859 0 0.0%
Excl. PeakMemUse (bytes)2,172 2,172 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% -5 -0.0% -7 -0.0% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-5 -100.0% -9 -128.6% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Entity\DatabaseStorageController::buildQuery0 N/A% -4 -80.0% -9 -128.6% 0 N/A% 0 N/A%
menu_local_tasks0 N/A% -1 -20.0% 1 14.3% 0 N/A% 0 N/A%
Drupal\user\UserData::get0 N/A% 0 0.0% 1 14.3% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Query\Select::addField0 N/A% 0 0.0% 2 28.6% 0 N/A% 0 N/A%