Diff Report
Run #52f2e62cef49a: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52f2e60305388: 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 #52f2e62cef49aRun #52f2e60305388DiffDiff%
Number of Function Calls6 6 0 0.0%
Incl. Wall Time (microsec)222 339 117 52.7%
Incl. Wall Time (microsec) per call 37 57 20 52.7%
Excl. Wall Time (microsec)136 182 46 33.8%
Incl. CPU (microsecs)233 355 122 52.4%
Incl. CPU (microsecs) per call 39 59 20 52.4%
Excl. CPU (microsec)86 127 41 47.7%
Incl. MemUse (bytes)41,936 41,936 0 0.0%
Incl. MemUse (bytes) per call 6,989 6,989 0 0.0%
Excl. MemUse (bytes)5,656 5,656 0 0.0%
Incl. PeakMemUse (bytes)42,192 42,192 0 0.0%
Incl. PeakMemUse (bytes) per call 7,032 7,032 0 0.0%
Excl. PeakMemUse (bytes)7,696 7,696 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% 117 5.1% 122 5.9% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function46 39.3% 41 33.6% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Entity\DatabaseStorageController::buildQuery0 N/A% 64 54.7% 68 55.7% 0 N/A% 0 N/A%
Drupal\menu_link\MenuLinkStorageController::buildQuery0 N/A% 50 42.7% 51 41.8% 0 N/A% 0 N/A%
Drupal\shortcut\ShortcutSetStorageController::getAssignedToUser0 N/A% 2 1.7% 2 1.6% 0 N/A% 0 N/A%
_menu_get_legacy_tasks0 N/A% 1 0.9% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\FieldableDatabaseStorageController::attachPropertyData0 N/A% 0 0.0% 3 2.5% 0 N/A% 0 N/A%
Drupal\Core\Entity\FieldableDatabaseStorageController::buildQuery0 N/A% 0 0.0% -2 -1.6% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Query\Select::addField0 N/A% 71 60.7% 81 66.4% 0 N/A% 0 N/A%