Diff Report
Run #52e4a1c03557c: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52e4a1fd8a982: 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 #52e4a1c03557cRun #52e4a1fd8a982DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)161 188 27 16.8%
Incl. Wall Time (microsec) per call 54 63 9 16.8%
Excl. Wall Time (microsec)45 48 3 6.7%
Incl. CPU (microsecs)163 190 27 16.6%
Incl. CPU (microsecs) per call 54 63 9 16.6%
Excl. CPU (microsec)31 37 6 19.4%
Incl. MemUse (bytes)39,680 39,680 0 0.0%
Incl. MemUse (bytes) per call 13,227 13,227 0 0.0%
Excl. MemUse (bytes)4,096 4,096 0 0.0%
Incl. PeakMemUse (bytes)36,288 36,288 0 0.0%
Incl. PeakMemUse (bytes) per call 12,096 12,096 0 0.0%
Excl. PeakMemUse (bytes)3,536 3,536 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% 27 6.8% 27 7.2% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function3 11.1% 6 22.2% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::select0 N/A% 27 100.0% 27 100.0% 0 N/A% 0 N/A%
Child functions
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 10 37.0% 11 40.7% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Query::__construct0 N/A% 6 22.2% 6 22.2% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::addJoin0 N/A% 6 22.2% 3 11.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Condition::__construct0 N/A% 2 7.4% 1 3.7% 0 N/A% 0 N/A%