Diff Report
Run #519d4cd4e396d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519d4d6ecb28c: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Query\Select::addField

Drupal\Core\Database\Query\Select::addFieldRun #519d4cd4e396dRun #519d4d6ecb28cDiffDiff%
Number of Function Calls58 58 0 0.0%
Incl. Wall Time (microsec)253 251 -2 -0.8%
Incl. Wall Time (microsec) per call 4 4 -0 -0.8%
Excl. Wall Time (microsec)253 251 -2 -0.8%
Incl. CPU (microsecs)307 316 9 2.9%
Incl. CPU (microsecs) per call 5 5 0 2.9%
Excl. CPU (microsec)307 316 9 2.9%
Incl. MemUse (bytes)21,288 21,288 0 0.0%
Incl. MemUse (bytes) per call 367 367 0 0.0%
Excl. MemUse (bytes)21,288 21,288 0 0.0%
Incl. PeakMemUse (bytes)11,944 11,944 0 0.0%
Incl. PeakMemUse (bytes) per call 206 206 0 0.0%
Excl. PeakMemUse (bytes)11,944 11,944 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Query\Select::addField [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::addField0 N/A% -2 -0.3% 9 2.8% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-2 -100.0% 9 100.0% 0 N/A% 0 N/A%
Parent functions
Drupal\views\Plugin\views\query\Sql::compile_fields0 N/A% -1 -50.0% 2 22.2% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::fields0 N/A% -1 -50.0% 5 55.6% 0 N/A% 0 N/A%
Drupal\node\NodeStorageController::buildQuery0 N/A% 0 0.0% 2 22.2% 0 N/A% 0 N/A%