Diff Report
Run #5391fc871e91d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #5391fcf6ab927: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Statement::fetchField

Drupal\Core\Database\Statement::fetchFieldRun #5391fc871e91dRun #5391fcf6ab927DiffDiff%
Number of Function Calls13 13 0 0.0%
Incl. Wall Time (microsec)95 85 -10 -10.5%
Incl. Wall Time (microsec) per call 7 7 -1 -10.5%
Excl. Wall Time (microsec)70 61 -9 -12.9%
Incl. CPU (microsecs)113 102 -11 -9.7%
Incl. CPU (microsecs) per call 9 8 -1 -9.7%
Excl. CPU (microsec)74 66 -8 -10.8%
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% -10 -0.6% -11 -0.7% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-9 -90.0% -8 -72.7% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Path\AliasStorage::lookupPathSource0 N/A% -4 -40.0% -5 -45.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Merge::execute0 N/A% -3 -30.0% -4 -36.4% 0 N/A% 0 N/A%
Drupal\Core\Entity\Query\Sql\Query::result0 N/A% -3 -30.0% -3 -27.3% 0 N/A% 0 N/A%
Drupal\shortcut\ShortcutSetStorage::getAssignedToUser0 N/A% 0 0.0% 1 9.1% 0 N/A% 0 N/A%
Child function
PDOStatement::fetchColumn0 N/A% -1 -10.0% -3 -27.3% 0 N/A% 0 N/A%