Diff Report
Run #52e49b28a90e1: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52e49acfb0eb8: 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 #52e49b28a90e1Run #52e49acfb0eb8DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)162 188 26 16.0%
Incl. Wall Time (microsec) per call 54 63 9 16.0%
Excl. Wall Time (microsec)45 53 8 17.8%
Incl. CPU (microsecs)166 192 26 15.7%
Incl. CPU (microsecs) per call 55 64 9 15.7%
Excl. CPU (microsec)32 33 1 3.1%
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% 26 9.1% 26 6.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function8 30.8% 1 3.8% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::select0 N/A% 26 100.0% 26 100.0% 0 N/A% 0 N/A%
Child functions
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 11 42.3% 10 38.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Query::__construct0 N/A% 6 23.1% 8 30.8% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::addJoin0 N/A% 2 7.7% 5 19.2% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Condition::__construct0 N/A% -1 -3.8% 2 7.7% 0 N/A% 0 N/A%