Diff Report
Run #519e636f9416a: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519e62c02d767: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Statement::fetchField

Drupal\Core\Database\Statement::fetchFieldRun #519e636f9416aRun #519e62c02d767DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)39 23 -16 -41.0%
Incl. Wall Time (microsec) per call 13 8 -5 -41.0%
Excl. Wall Time (microsec)27 16 -11 -40.7%
Incl. CPU (microsecs)54 27 -27 -50.0%
Incl. CPU (microsecs) per call 18 9 -9 -50.0%
Excl. CPU (microsec)36 17 -19 -52.8%
Incl. MemUse (bytes)3,024 3,024 0 0.0%
Incl. MemUse (bytes) per call 1,008 1,008 0 0.0%
Excl. MemUse (bytes)2,152 2,152 0 0.0%
Incl. PeakMemUse (bytes)496 496 0 0.0%
Incl. PeakMemUse (bytes) per call 165 165 0 0.0%
Excl. PeakMemUse (bytes)496 496 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% -16 -0.1% -27 -0.2% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-11 -68.8% -19 -70.4% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Path\AliasManager::lookupPathSource0 N/A% -14 -87.5% -24 -88.9% 0 N/A% 0 N/A%
Drupal\views\Plugin\views\pager\PagerPluginBase::execute_count_query0 N/A% -2 -12.5% -3 -11.1% 0 N/A% 0 N/A%
Child function
PDOStatement::fetchColumn0 N/A% -5 -31.2% -8 -29.6% 0 N/A% 0 N/A%