Diff Report
Run #51ec227a9cea0: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec243650361: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Query\Select::addExpression

Drupal\Core\Database\Query\Select::addExpressionRun #51ec227a9cea0Run #51ec243650361DiffDiff%
Number of Function Calls5 5 0 0.0%
Incl. Wall Time (microsec)14 15 1 7.1%
Incl. Wall Time (microsec) per call 3 3 0 7.1%
Excl. Wall Time (microsec)14 15 1 7.1%
Incl. CPU (microsecs)19 27 8 42.1%
Incl. CPU (microsecs) per call 4 5 2 42.1%
Excl. CPU (microsec)19 27 8 42.1%
Incl. MemUse (bytes)7,128 7,128 0 0.0%
Incl. MemUse (bytes) per call 1,426 1,426 0 0.0%
Excl. MemUse (bytes)7,128 7,128 0 0.0%
Incl. PeakMemUse (bytes)5,544 5,544 0 0.0%
Incl. PeakMemUse (bytes) per call 1,109 1,109 0 0.0%
Excl. PeakMemUse (bytes)5,544 5,544 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Query\Select::addExpression [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\Query\Select::addExpression0 N/A% 1 0.0% 8 0.1% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function1 100.0% 8 100.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Database\Query\Select::prepareCountQuery0 N/A% 1 100.0% 3 37.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Merge::execute0 N/A% 0 0.0% 2 25.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::countQuery0 N/A% 0 0.0% 3 37.5% 0 N/A% 0 N/A%