Diff Report
Run #51774cdfb1214: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51774c26bf054: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Query\Select::__construct

Drupal\Core\Database\Query\Select::__constructRun #51774cdfb1214Run #51774c26bf054DiffDiff%
Number of Function Calls19 19 0 0.0%
Incl. Wall Time (microsec)977 1,007 30 3.1%
Incl. Wall Time (microsec) per call 51 53 2 3.1%
Excl. Wall Time (microsec)291 298 7 2.4%
Incl. CPU (microsecs)1,003 1,034 31 3.1%
Incl. CPU (microsecs) per call 53 54 2 3.1%
Excl. CPU (microsec)232 236 4 1.7%
Incl. MemUse (bytes)81,952 81,936 -16 -0.0%
Incl. MemUse (bytes) per call 4,313 4,312 -1 -0.0%
Excl. MemUse (bytes)17,184 17,184 0 0.0%
Incl. PeakMemUse (bytes)42,616 44,616 2,000 4.7%
Incl. PeakMemUse (bytes) per call 2,243 2,348 105 4.7%
Excl. PeakMemUse (bytes)6,104 6,904 800 13.1%

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% 30 0.1% 31 0.1% -16 -0.2% 2,000 16.9%
Exclusive Metrics Diff for Current Function7 23.3% 4 12.9% 0 0.0% 800 40.0%
Parent function
Drupal\Core\Database\Connection::select0 N/A% 30 100.0% 31 100.0% -16 -100.0% 2,000 100.0%
Child functions
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 29 96.7% 29 93.5% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Query::__construct0 N/A% -8 -26.7% -8 -25.8% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Condition::__construct0 N/A% 3 10.0% 8 25.8% 0 0.0% 800 40.0%
Drupal\Core\Database\Query\Select::addJoin0 N/A% -1 -3.3% -2 -6.5% -16 -100.0% 400 20.0%