Diff Report
Run #519b0e62696b0: XHProf Run (Namespace=drupal-perf-jenlampton)
vs.
Run #519b130ea93e9: XHProf Run (Namespace=drupal-perf-jenlampton)
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Regression/Improvement summary for Drupal\Core\Database\Query\Select::addExpression

Drupal\Core\Database\Query\Select::addExpressionRun #519b0e62696b0Run #519b130ea93e9DiffDiff%
Number of Function Calls6 7 1 16.7%
Incl. Wall Time (microsec)41 52 11 26.8%
Incl. Wall Time (microsec) per call 7 7 1 8.7%
Excl. Wall Time (microsec)41 52 11 26.8%
Incl. CPU (microsecs)54 64 10 18.5%
Incl. CPU (microsecs) per call 9 9 0 1.6%
Excl. CPU (microsec)54 64 10 18.5%
Incl. MemUse (bytes)9,408 11,376 1,968 20.9%
Incl. MemUse (bytes) per call 1,568 1,625 57 3.6%
Excl. MemUse (bytes)9,408 11,376 1,968 20.9%
Incl. PeakMemUse (bytes)4,904 5,888 984 20.1%
Incl. PeakMemUse (bytes) per call 817 841 24 2.9%
Excl. PeakMemUse (bytes)4,904 5,888 984 20.1%

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::addExpression1 100.0% 11 0.2% 10 0.4% 1,968 1.0% 984 0.6%
Exclusive Metrics Diff for Current Function11 100.0% 10 100.0% 1,968 100.0% 984 100.0%
Parent functions
Drupal\Core\Database\Query\Merge::execute1 100.0% 9 81.8% 11 110.0% 1,968 100.0% 984 100.0%
Drupal\Core\Database\Query\Select::prepareCountQuery0 0.0% 5 45.5% 3 30.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::countQuery0 0.0% -4 -36.4% -4 -40.0% 0 0.0% 0 0.0%
forum_forum_load0 0.0% 1 9.1% 1 10.0% 0 0.0% 0 0.0%
Drupal\Core\Entity\DatabaseStorageController::buildQuery0 0.0% 0 0.0% -1 -10.0% 0 0.0% 0 0.0%