Diff Report
Run #519fe7ae1f6cc: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fe8e1e5eca: 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 #519fe7ae1f6ccRun #519fe8e1e5ecaDiffDiff%
Number of Function Calls7 7 0 0.0%
Incl. Wall Time (microsec)654 621 -33 -5.0%
Incl. Wall Time (microsec) per call 93 89 -5 -5.0%
Excl. Wall Time (microsec)157 154 -3 -1.9%
Incl. CPU (microsecs)665 634 -31 -4.7%
Incl. CPU (microsecs) per call 95 91 -4 -4.7%
Excl. CPU (microsec)133 134 1 0.8%
Incl. MemUse (bytes)49,184 49,192 8 0.0%
Incl. MemUse (bytes) per call 7,026 7,027 1 0.0%
Excl. MemUse (bytes)7,296 7,296 0 0.0%
Incl. PeakMemUse (bytes)43,824 43,832 8 0.0%
Incl. PeakMemUse (bytes) per call 6,261 6,262 1 0.0%
Excl. PeakMemUse (bytes)6,288 6,288 0 0.0%

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% -33 -12.0% -31 -11.9% 8 50.0% 8 12.5%
Exclusive Metrics Diff for Current Function-3 -9.1% 1 3.2% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Database\Connection::select0 N/A% -33 -100.0% -31 -100.0% 8 100.0% 8 100.0%
Child functions
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% -15 -45.5% -15 -48.4% 8 100.0% 8 100.0%
Drupal\Core\Database\Query\Query::__construct0 N/A% -12 -36.4% -12 -38.7% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::addJoin0 N/A% -2 -6.1% -3 -9.7% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Condition::__construct0 N/A% -1 -3.0% -2 -6.5% 0 0.0% 0 0.0%