Diff Report
Run #5391fd5a43e70: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #5391fc871e91d: 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 #5391fd5a43e70Run #5391fc871e91dDiffDiff%
Number of Function Calls15 15 0 0.0%
Incl. Wall Time (microsec)890 849 -41 -4.6%
Incl. Wall Time (microsec) per call 59 57 -3 -4.6%
Excl. Wall Time (microsec)307 278 -29 -9.4%
Incl. CPU (microsecs)903 863 -40 -4.4%
Incl. CPU (microsecs) per call 60 58 -3 -4.4%
Excl. CPU (microsec)262 237 -25 -9.5%
Incl. MemUse (bytes)37,752 37,752 0 0.0%
Incl. MemUse (bytes) per call 2,517 2,517 0 0.0%
Excl. MemUse (bytes)7,072 7,072 0 0.0%
Incl. PeakMemUse (bytes)24,744 24,756 12 0.0%
Incl. PeakMemUse (bytes) per call 1,650 1,650 1 0.0%
Excl. PeakMemUse (bytes)3,308 3,308 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% -41 -2.5% -40 -10.0% 0 0.0% 12 0.0%
Exclusive Metrics Diff for Current Function-29 -70.7% -25 -62.5% 0 N/A% 0 0.0%
Parent function
Drupal\Core\Database\Connection::select0 N/A% -41 -100.0% -40 -100.0% 0 N/A% 12 100.0%
Child functions
Drupal\Core\Database\Query\Query::__construct0 N/A% -8 -19.5% -6 -15.0% 0 N/A% 0 0.0%
Drupal\Core\Database\Query\Select::addJoin0 N/A% -3 -7.3% -5 -12.5% 0 N/A% 0 0.0%
Drupal\Core\Database\Query\Condition::__construct0 N/A% -1 -2.4% -4 -10.0% 0 N/A% 12 100.0%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 0.0%