Diff Report
Run #53920b950c201: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #53920bd97d62d: 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 #53920b950c201Run #53920bd97d62dDiffDiff%
Number of Function Calls8 8 0 0.0%
Incl. Wall Time (microsec)313 314 1 0.3%
Incl. Wall Time (microsec) per call 39 39 0 0.3%
Excl. Wall Time (microsec)165 167 2 1.2%
Incl. CPU (microsecs)330 328 -2 -0.6%
Incl. CPU (microsecs) per call 41 41 -0 -0.6%
Excl. CPU (microsec)154 147 -7 -4.5%
Incl. MemUse (bytes)16,444 16,444 0 0.0%
Incl. MemUse (bytes) per call 2,056 2,056 0 0.0%
Excl. MemUse (bytes)2,836 2,836 0 0.0%
Incl. PeakMemUse (bytes)16,948 16,948 0 0.0%
Incl. PeakMemUse (bytes) per call 2,119 2,119 0 0.0%
Excl. PeakMemUse (bytes)4,404 4,404 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% 1 0.2% -2 -0.5% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function2 200.0% -7 -350.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Entity\ContentEntityDatabaseStorage::buildQuery0 N/A% 1 100.0% -2 -100.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityDatabaseStorage::buildQuery0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\shortcut\ShortcutSetStorage::getAssignedToUser0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\comment\CommentStatistics::read0 N/A% 0 0.0% -1 -50.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\ContentEntityDatabaseStorage::attachPropertyData0 N/A% 0 0.0% 1 50.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Query\Select::addField0 N/A% -1 -100.0% 5 250.0% 0 N/A% 0 N/A%