Diff Report
Run #51af435181b2e: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51af3d98520b7: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Query\Select::__construct

Drupal\Core\Database\Query\Select::__constructRun #51af435181b2eRun #51af3d98520b7DiffDiff%
Number of Function Calls4 4 0 0.0%
Incl. Wall Time (microsec)694 673 -21 -3.0%
Incl. Wall Time (microsec) per call 174 168 -5 -3.0%
Excl. Wall Time (microsec)90 85 -5 -5.6%
Incl. CPU (microsecs)698 675 -23 -3.3%
Incl. CPU (microsecs) per call 175 169 -6 -3.3%
Excl. CPU (microsec)79 64 -15 -19.0%
Incl. MemUse (bytes)117,952 117,944 -8 -0.0%
Incl. MemUse (bytes) per call 29,488 29,486 -2 -0.0%
Excl. MemUse (bytes)9,328 9,328 0 0.0%
Incl. PeakMemUse (bytes)135,768 135,704 -64 -0.0%
Incl. PeakMemUse (bytes) per call 33,942 33,926 -16 -0.0%
Excl. PeakMemUse (bytes)4,272 4,216 -56 -1.3%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Query\Select::__construct [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::__construct0 N/A% -21 -2.6% -23 -2.4% -8 -0.0% -64 -0.1%
Exclusive Metrics Diff for Current Function-5 -23.8% -15 -65.2% 0 0.0% -56 -87.5%
Parent function
Drupal\Core\Database\Connection::select0 N/A% -21 -100.0% -23 -100.0% -8 -100.0% -64 -100.0%
Child functions
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% -20 -95.2% -20 -87.0% -8 -100.0% -8 -12.5%
Drupal\Core\Database\Query\Select::addJoin0 N/A% 3 14.3% 6 26.1% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Query::__construct0 N/A% 1 4.8% 3 13.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Condition::__construct0 N/A% 0 0.0% 3 13.0% 0 0.0% 0 0.0%