Diff Report
Run #519ac1c42d00d: XHProf Run (Namespace=drupal-perf-jenlampton)
vs.
Run #519abf80bb905: 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 #519ac1c42d00dRun #519abf80bb905DiffDiff%
Number of Function Calls7 6 -1 -14.3%
Incl. Wall Time (microsec)56 53 -3 -5.4%
Incl. Wall Time (microsec) per call 8 9 1 10.4%
Excl. Wall Time (microsec)56 53 -3 -5.4%
Incl. CPU (microsecs)76 64 -12 -15.8%
Incl. CPU (microsecs) per call 11 11 -0 -1.8%
Excl. CPU (microsec)76 64 -12 -15.8%
Incl. MemUse (bytes)12,312 10,344 -1,968 -16.0%
Incl. MemUse (bytes) per call 1,759 1,724 -35 -2.0%
Excl. MemUse (bytes)12,312 10,344 -1,968 -16.0%
Incl. PeakMemUse (bytes)8,392 7,408 -984 -11.7%
Incl. PeakMemUse (bytes) per call 1,199 1,235 36 3.0%
Excl. PeakMemUse (bytes)8,392 7,408 -984 -11.7%

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::addExpression-1 -100.0% -3 -0.0% -12 -0.1% -1,968 -1.3% -984 -0.1%
Exclusive Metrics Diff for Current Function-3 -100.0% -12 -100.0% -1,968 -100.0% -984 -100.0%
Parent functions
Drupal\Core\Database\Query\Merge::execute-1 -100.0% -8 -266.7% -11 -91.7% -1,968 -100.0% -984 -100.0%
forum_get_topics0 0.0% 4 133.3% 3 25.0% 0 0.0% 0 0.0%
Drupal\Core\Entity\DatabaseStorageController::buildQuery0 0.0% 2 66.7% 2 16.7% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::countQuery0 0.0% 1 33.3% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\SelectExtender::addExpression0 0.0% -1 -33.3% -1 -8.3% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::prepareCountQuery0 0.0% -1 -33.3% -5 -41.7% 0 0.0% 0 0.0%