Diff Report
Run #519d44ffb3845: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519d45a7cd8f5: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Statement::fetchField

Drupal\Core\Database\Statement::fetchFieldRun #519d44ffb3845Run #519d45a7cd8f5DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)40 45 5 12.5%
Incl. Wall Time (microsec) per call 13 15 2 12.5%
Excl. Wall Time (microsec)27 35 8 29.6%
Incl. CPU (microsecs)49 54 5 10.2%
Incl. CPU (microsecs) per call 16 18 2 10.2%
Excl. CPU (microsec)29 38 9 31.0%
Incl. MemUse (bytes)2,204 2,204 0 0.0%
Incl. MemUse (bytes) per call 735 735 0 0.0%
Excl. MemUse (bytes)1,708 1,708 0 0.0%
Incl. PeakMemUse (bytes)572 572 0 0.0%
Incl. PeakMemUse (bytes) per call 191 191 0 0.0%
Excl. PeakMemUse (bytes)572 572 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% 5 0.2% 5 1.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function8 160.0% 9 180.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Database\Query\Merge::execute0 N/A% 6 120.0% 6 120.0% 0 N/A% 0 N/A%
Drupal\views\Plugin\views\pager\PagerPluginBase::execute_count_query0 N/A% -1 -20.0% -1 -20.0% 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% -3 -60.0% -4 -80.0% 0 N/A% 0 N/A%