Diff Report
Run #51ec485525502: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec489b18752: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Statement::fetchField

Drupal\Core\Database\Statement::fetchFieldRun #51ec485525502Run #51ec489b18752DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)28 19 -9 -32.1%
Incl. Wall Time (microsec) per call 9 6 -3 -32.1%
Excl. Wall Time (microsec)23 14 -9 -39.1%
Incl. CPU (microsecs)35 25 -10 -28.6%
Incl. CPU (microsecs) per call 12 8 -3 -28.6%
Excl. CPU (microsec)25 14 -11 -44.0%
Incl. MemUse (bytes)3,808 3,808 0 0.0%
Incl. MemUse (bytes) per call 1,269 1,269 0 0.0%
Excl. MemUse (bytes)2,968 2,968 0 0.0%
Incl. PeakMemUse (bytes)2,208 2,208 0 0.0%
Incl. PeakMemUse (bytes) per call 736 736 0 0.0%
Excl. PeakMemUse (bytes)2,000 2,000 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% -9 -0.9% -10 -2.5% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-9 -100.0% -11 -110.0% 0 N/A% 0 N/A%
Parent functions
Drupal\shortcut\ShortcutStorageController::getAssignedToUser0 N/A% -9 -100.0% -9 -90.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Merge::execute0 N/A% 0 0.0% -1 -10.0% 0 N/A% 0 N/A%
Drupal\Core\Path\AliasManager::lookupPathSource0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Child function
PDOStatement::fetchColumn0 N/A% 0 0.0% 1 10.0% 0 N/A% 0 N/A%