Diff Report
Run #539205a48c548: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #539206513e72e: 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 #539205a48c548Run #539206513e72eDiffDiff%
Number of Function Calls9 9 0 0.0%
Incl. Wall Time (microsec)425 437 12 2.8%
Incl. Wall Time (microsec) per call 47 49 1 2.8%
Excl. Wall Time (microsec)223 236 13 5.8%
Incl. CPU (microsecs)442 458 16 3.6%
Incl. CPU (microsecs) per call 49 51 2 3.6%
Excl. CPU (microsec)177 199 22 12.4%
Incl. MemUse (bytes)21,476 21,476 0 0.0%
Incl. MemUse (bytes) per call 2,386 2,386 0 0.0%
Excl. MemUse (bytes)2,836 2,836 0 0.0%
Incl. PeakMemUse (bytes)20,952 20,952 0 0.0%
Incl. PeakMemUse (bytes) per call 2,328 2,328 0 0.0%
Excl. PeakMemUse (bytes)4,544 4,544 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% 12 1.3% 16 4.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function13 108.3% 22 137.5% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Entity\EntityDatabaseStorage::buildQuery0 N/A% 15 125.0% 15 93.8% 0 N/A% 0 N/A%
Drupal\Core\Entity\ContentEntityDatabaseStorage::buildQuery0 N/A% -2 -16.7% 0 0.0% 0 N/A% 0 N/A%
Drupal\shortcut\ShortcutSetStorage::getAssignedToUser0 N/A% -1 -8.3% 0 0.0% 0 N/A% 0 N/A%
Drupal\comment\CommentStatistics::read0 N/A% 0 0.0% -1 -6.2% 0 N/A% 0 N/A%
Drupal\Core\Entity\ContentEntityDatabaseStorage::attachPropertyData0 N/A% 0 0.0% 2 12.5% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Query\Select::addField0 N/A% -1 -8.3% -6 -37.5% 0 N/A% 0 N/A%