Diff Report
Run #5391fd5a43e70: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #5391fc871e91d: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Statement::fetchField

Drupal\Core\Database\Statement::fetchFieldRun #5391fd5a43e70Run #5391fc871e91dDiffDiff%
Number of Function Calls13 13 0 0.0%
Incl. Wall Time (microsec)88 95 7 8.0%
Incl. Wall Time (microsec) per call 7 7 1 8.0%
Excl. Wall Time (microsec)64 70 6 9.4%
Incl. CPU (microsecs)104 113 9 8.7%
Incl. CPU (microsecs) per call 8 9 1 8.7%
Excl. CPU (microsec)67 74 7 10.4%
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)1,300 1,300 0 0.0%
Incl. PeakMemUse (bytes) per call 100 100 0 0.0%
Excl. PeakMemUse (bytes)936 936 0 0.0%

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% 7 0.4% 9 2.2% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function6 85.7% 7 77.8% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Entity\Query\Sql\Query::result0 N/A% 4 57.1% 3 33.3% 0 N/A% 0 N/A%
Drupal\Core\Path\AliasStorage::lookupPathSource0 N/A% 3 42.9% 5 55.6% 0 N/A% 0 N/A%
Drupal\shortcut\ShortcutSetStorage::getAssignedToUser0 N/A% 2 28.6% 2 22.2% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Merge::execute0 N/A% -2 -28.6% -1 -11.1% 0 N/A% 0 N/A%
Child function
PDOStatement::fetchColumn0 N/A% 1 14.3% 2 22.2% 0 N/A% 0 N/A%