Diff Report
Run #51774c26bf054: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51774cdfb1214: 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 #51774c26bf054Run #51774cdfb1214DiffDiff%
Number of Function Calls19 19 0 0.0%
Incl. Wall Time (microsec)1,007 977 -30 -3.0%
Incl. Wall Time (microsec) per call 53 51 -2 -3.0%
Excl. Wall Time (microsec)298 291 -7 -2.3%
Incl. CPU (microsecs)1,034 1,003 -31 -3.0%
Incl. CPU (microsecs) per call 54 53 -2 -3.0%
Excl. CPU (microsec)236 232 -4 -1.7%
Incl. MemUse (bytes)81,936 81,952 16 0.0%
Incl. MemUse (bytes) per call 4,312 4,313 1 0.0%
Excl. MemUse (bytes)17,184 17,184 0 0.0%
Incl. PeakMemUse (bytes)44,616 42,616 -2,000 -4.5%
Incl. PeakMemUse (bytes) per call 2,348 2,243 -105 -4.5%
Excl. PeakMemUse (bytes)6,904 6,104 -800 -11.6%

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 Function-7 -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%