Diff Report
Run #519eb7a1537f7: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519eb7f35533b: 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 #519eb7a1537f7Run #519eb7f35533bDiffDiff%
Number of Function Calls6 6 0 0.0%
Incl. Wall Time (microsec)367 374 7 1.9%
Incl. Wall Time (microsec) per call 61 62 1 1.9%
Excl. Wall Time (microsec)175 181 6 3.4%
Incl. CPU (microsecs)376 384 8 2.1%
Incl. CPU (microsecs) per call 63 64 1 2.1%
Excl. CPU (microsec)153 152 -1 -0.7%
Incl. MemUse (bytes)17,004 17,004 0 0.0%
Incl. MemUse (bytes) per call 2,834 2,834 0 0.0%
Excl. MemUse (bytes)1,716 1,716 0 0.0%
Incl. PeakMemUse (bytes)10,588 10,588 0 0.0%
Incl. PeakMemUse (bytes) per call 1,765 1,765 0 0.0%
Excl. PeakMemUse (bytes)1,656 1,656 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% 7 0.2% 8 0.5% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function6 85.7% -1 -12.5% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Entity\DatabaseStorageController::buildQuery0 N/A% 8 114.3% 7 87.5% 0 N/A% 0 N/A%
menu_local_tasks0 N/A% -1 -14.3% -1 -12.5% 0 N/A% 0 N/A%
Drupal\user\UserData::get0 N/A% 0 0.0% 2 25.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Query\Select::addField0 N/A% 1 14.3% 9 112.5% 0 N/A% 0 N/A%