Diff Report
Run #519c146573182: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c116ac5313: 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 #519c146573182Run #519c116ac5313DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)21 21 0 0.0%
Incl. Wall Time (microsec) per call 7 7 0 0.0%
Excl. Wall Time (microsec)21 21 0 0.0%
Incl. CPU (microsecs)28 28 0 0.0%
Incl. CPU (microsecs) per call 9 9 0 0.0%
Excl. CPU (microsec)28 28 0 0.0%
Incl. MemUse (bytes)3,164 3,164 0 0.0%
Incl. MemUse (bytes) per call 1,055 1,055 0 0.0%
Excl. MemUse (bytes)3,164 3,164 0 0.0%
Incl. PeakMemUse (bytes)1,780 1,780 0 0.0%
Incl. PeakMemUse (bytes) per call 593 593 0 0.0%
Excl. PeakMemUse (bytes)1,780 1,780 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% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function0 N/A% 0 N/A% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Entity\DatabaseStorageController::buildQuery0 N/A% 0 N/A% 1 N/A% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::countQuery0 N/A% 0 N/A% -1 N/A% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::prepareCountQuery0 N/A% 0 N/A% 0 N/A% 0 N/A% 0 N/A%