Diff Report
Run #52f2e60305388: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52f2e62091f2c: 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 #52f2e60305388Run #52f2e62091f2cDiffDiff%
Number of Function Calls6 6 0 0.0%
Incl. Wall Time (microsec)339 254 -85 -25.1%
Incl. Wall Time (microsec) per call 57 42 -14 -25.1%
Excl. Wall Time (microsec)182 138 -44 -24.2%
Incl. CPU (microsecs)355 268 -87 -24.5%
Incl. CPU (microsecs) per call 59 45 -15 -24.5%
Excl. CPU (microsec)127 96 -31 -24.4%
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% -85 -6.1% -87 -3.2% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-44 -51.8% -31 -35.6% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Entity\DatabaseStorageController::buildQuery0 N/A% -66 -77.6% -69 -79.3% 0 N/A% 0 N/A%
Drupal\menu_link\MenuLinkStorageController::buildQuery0 N/A% -29 -34.1% -30 -34.5% 0 N/A% 0 N/A%
Drupal\Core\Entity\FieldableDatabaseStorageController::buildQuery0 N/A% 6 7.1% 5 5.7% 0 N/A% 0 N/A%
Drupal\shortcut\ShortcutSetStorageController::getAssignedToUser0 N/A% 5 5.9% 6 6.9% 0 N/A% 0 N/A%
_menu_get_legacy_tasks0 N/A% -1 -1.2% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\FieldableDatabaseStorageController::attachPropertyData0 N/A% 0 0.0% 1 1.1% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Query\Select::addField0 N/A% -41 -48.2% -56 -64.4% 0 N/A% 0 N/A%