Diff Report
Run #5391fc871e91d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #5391fd5a43e70: 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 #5391fc871e91dRun #5391fd5a43e70DiffDiff%
Number of Function Calls9 9 0 0.0%
Incl. Wall Time (microsec)429 419 -10 -2.3%
Incl. Wall Time (microsec) per call 48 47 -1 -2.3%
Excl. Wall Time (microsec)213 220 7 3.3%
Incl. CPU (microsecs)445 434 -11 -2.5%
Incl. CPU (microsecs) per call 49 48 -1 -2.5%
Excl. CPU (microsec)182 175 -7 -3.8%
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% -10 -0.6% -11 -2.8% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function7 70.0% -7 -63.6% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Entity\ContentEntityDatabaseStorage::buildQuery0 N/A% -22 -220.0% -23 -209.1% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityDatabaseStorage::buildQuery0 N/A% 13 130.0% 13 118.2% 0 N/A% 0 N/A%
Drupal\shortcut\ShortcutSetStorage::getAssignedToUser0 N/A% -1 -10.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\comment\CommentStatistics::read0 N/A% 0 0.0% -3 -27.3% 0 N/A% 0 N/A%
Drupal\Core\Entity\ContentEntityDatabaseStorage::attachPropertyData0 N/A% 0 0.0% 2 18.2% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Query\Select::addField0 N/A% -17 -170.0% -4 -36.4% 0 N/A% 0 N/A%