Diff Report
Run #53923e49d2b58: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #53923d861ff11: 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 #53923e49d2b58Run #53923d861ff11DiffDiff%
Number of Function Calls34 34 0 0.0%
Incl. Wall Time (microsec)2,177 2,186 9 0.4%
Incl. Wall Time (microsec) per call 64 64 0 0.4%
Excl. Wall Time (microsec)1,106 1,088 -18 -1.6%
Incl. CPU (microsecs)2,223 2,236 13 0.6%
Incl. CPU (microsecs) per call 65 66 0 0.6%
Excl. CPU (microsec)866 889 23 2.7%
Incl. MemUse (bytes)109,308 109,312 4 0.0%
Incl. MemUse (bytes) per call 3,215 3,215 0 0.0%
Excl. MemUse (bytes)2,980 2,980 0 0.0%
Incl. PeakMemUse (bytes)43,420 43,420 0 0.0%
Incl. PeakMemUse (bytes) per call 1,277 1,277 0 0.0%
Excl. PeakMemUse (bytes)6,076 6,076 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% 9 0.6% 13 1.2% 4 0.5% 0 0.0%
Exclusive Metrics Diff for Current Function-18 -200.0% 23 176.9% 0 0.0% 0 N/A%
Parent functions
Drupal\Core\Entity\ContentEntityDatabaseStorage::buildQuery0 N/A% 23 255.6% 23 176.9% 4 100.0% 0 N/A%
Drupal\comment\CommentStatistics::read0 N/A% -9 -100.0% -10 -76.9% 0 0.0% 0 N/A%
Drupal\Core\Entity\EntityDatabaseStorage::buildQuery0 N/A% -5 -55.6% -4 -30.8% 0 0.0% 0 N/A%
Drupal\shortcut\ShortcutSetStorage::getAssignedToUser0 N/A% 0 0.0% 4 30.8% 0 0.0% 0 N/A%
Drupal\Core\Entity\ContentEntityDatabaseStorage::attachPropertyData0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 N/A%
Child function
Drupal\Core\Database\Query\Select::addField0 N/A% 27 300.0% -10 -76.9% 4 100.0% 0 N/A%