Diff Report
Run #5392041970f3f: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #539201f8938f4: 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 #5392041970f3fRun #539201f8938f4DiffDiff%
Number of Function Calls11 11 0 0.0%
Incl. Wall Time (microsec)703 695 -8 -1.1%
Incl. Wall Time (microsec) per call 64 63 -1 -1.1%
Excl. Wall Time (microsec)365 363 -2 -0.5%
Incl. CPU (microsecs)726 717 -9 -1.2%
Incl. CPU (microsecs) per call 66 65 -1 -1.2%
Excl. CPU (microsec)292 271 -21 -7.2%
Incl. MemUse (bytes)33,864 33,864 0 0.0%
Incl. MemUse (bytes) per call 3,079 3,079 0 0.0%
Excl. MemUse (bytes)2,836 2,836 0 0.0%
Incl. PeakMemUse (bytes)33,020 33,020 0 0.0%
Incl. PeakMemUse (bytes) per call 3,002 3,002 0 0.0%
Excl. PeakMemUse (bytes)6,032 6,032 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% -8 -0.5% -9 -0.3% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-2 -25.0% -21 -233.3% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Entity\ContentEntityDatabaseStorage::buildQuery0 N/A% -7 -87.5% -10 -111.1% 0 N/A% 0 N/A%
Drupal\shortcut\ShortcutSetStorage::getAssignedToUser0 N/A% -3 -37.5% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityDatabaseStorage::buildQuery0 N/A% 2 25.0% 2 22.2% 0 N/A% 0 N/A%
Drupal\comment\CommentStatistics::read0 N/A% 0 0.0% -1 -11.1% 0 N/A% 0 N/A%
Drupal\Core\Entity\ContentEntityDatabaseStorage::attachPropertyData0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Query\Select::addField0 N/A% -6 -75.0% 12 133.3% 0 N/A% 0 N/A%