Diff Report
Run #556d0efcc18be: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #556d13edd0b22: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #556d0efcc18beRun #556d13edd0b22DiffDiff%
Number of Function Calls8 8 0 0.0%
Incl. Wall Time (microsec)3,162 3,703 541 17.1%
Incl. Wall Time (microsec) per call 395 463 68 17.1%
Excl. Wall Time (microsec)72 73 1 1.4%
Incl. MemUse (bytes)418,816 418,816 0 0.0%
Incl. MemUse (bytes) per call 52,352 52,352 0 0.0%
Excl. MemUse (bytes)6,392 6,392 0 0.0%
Incl. PeakMemUse (bytes)399,184 399,184 0 0.0%
Incl. PeakMemUse (bytes) per call 49,898 49,898 0 0.0%
Excl. PeakMemUse (bytes)3,264 3,264 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Connection::select [View Callgraph Diff]


Function NameCalls DiffCalls
Diff%		Incl. Wall
Diff
(microsec)		IWall
Diff%		Incl.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
Drupal\Core\Database\Connection::select0 N/A% 541 1.7% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function1 0.2% 0 N/A% 0 N/A%
Parent functions
Drupal\views\Plugin\views\query\Sql::query0 N/A% 563 104.1% 0 N/A% 0 N/A%
Drupal\Core\Config\DatabaseStorage::listAll0 N/A% -24 -4.4% 0 N/A% 0 N/A%
Drupal\Core\Menu\MenuTreeStorage::getExpanded0 N/A% 18 3.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::countQuery0 N/A% -16 -3.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::getDriverClass0 N/A% 572 105.7% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::__construct0 N/A% -32 -5.9% 0 N/A% 0 N/A%