Diff Report
Run #519a4774889dd: XHProf Run (Namespace=drupal-perf-steveoliver)
vs.
Run #519a4887d3a25: XHProf Run (Namespace=drupal-perf-steveoliver)
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Regression/Improvement summary for Drupal\Core\Database\Query\Select::addExpression

Drupal\Core\Database\Query\Select::addExpressionRun #519a4774889ddRun #519a4887d3a25DiffDiff%
Number of Function Calls7 7 0 0.0%
Incl. Wall Time (microsec)277 1,413 1,136 410.1%
Incl. Wall Time (microsec) per call 40 202 162 410.1%
Excl. Wall Time (microsec)277 1,413 1,136 410.1%
Incl. CPU (microsecs)0 0 0 N/A%
Incl. CPU (microsecs) per call 0 0 0 N/A%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)15,184 15,184 0 0.0%
Incl. MemUse (bytes) per call 2,169 2,169 0 0.0%
Excl. MemUse (bytes)15,184 15,184 0 0.0%
Incl. PeakMemUse (bytes)8,640 8,640 0 0.0%
Incl. PeakMemUse (bytes) per call 1,234 1,234 0 0.0%
Excl. PeakMemUse (bytes)8,640 8,640 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% 1,136 0.0% 0 0.0% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function1,136 100.0% 0 N/A% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Database\Query\Select::prepareCountQuery0 N/A% 349 30.7% 0 N/A% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Merge::execute0 N/A% 341 30.0% 0 N/A% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::countQuery0 N/A% 295 26.0% 0 N/A% 0 N/A% 0 N/A%
Drupal\Core\Entity\DatabaseStorageController::buildQuery0 N/A% 151 13.3% 0 N/A% 0 N/A% 0 N/A%