Diff Report
Run #539205a48c548: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #539206aca7ae8: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Statement::fetchField

Drupal\Core\Database\Statement::fetchFieldRun #539205a48c548Run #539206aca7ae8DiffDiff%
Number of Function Calls13 13 0 0.0%
Incl. Wall Time (microsec)100 98 -2 -2.0%
Incl. Wall Time (microsec) per call 8 8 -0 -2.0%
Excl. Wall Time (microsec)76 73 -3 -3.9%
Incl. CPU (microsecs)113 116 3 2.7%
Incl. CPU (microsecs) per call 9 9 0 2.7%
Excl. CPU (microsec)73 77 4 5.5%
Incl. MemUse (bytes)2,956 2,956 0 0.0%
Incl. MemUse (bytes) per call 227 227 0 0.0%
Excl. MemUse (bytes)2,480 2,480 0 0.0%
Incl. PeakMemUse (bytes)1,324 1,328 4 0.3%
Incl. PeakMemUse (bytes) per call 102 102 0 0.3%
Excl. PeakMemUse (bytes)932 936 4 0.4%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Statement::fetchField [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\Statement::fetchField0 N/A% -2 -0.0% 3 0.1% 0 0.0% 4 0.0%
Exclusive Metrics Diff for Current Function-3 -150.0% 4 133.3% 0 N/A% 4 100.0%
Parent functions
Drupal\Core\Path\AliasStorage::lookupPathSource0 N/A% -11 -550.0% -9 -300.0% 0 N/A% 0 0.0%
Drupal\Core\Entity\Query\Sql\Query::result0 N/A% 9 450.0% 10 333.3% 0 N/A% 0 0.0%
Drupal\shortcut\ShortcutSetStorage::getAssignedToUser0 N/A% 1 50.0% 1 33.3% 0 N/A% 0 0.0%
Drupal\Core\Database\Query\Merge::execute0 N/A% -1 -50.0% 1 33.3% 0 N/A% 4 100.0%
Child function
PDOStatement::fetchColumn0 N/A% 1 50.0% -1 -33.3% 0 N/A% 0 0.0%