Diff Report
Run #519fc84e17238: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fc53e46a65: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #519fc84e17238Run #519fc53e46a65DiffDiff%
Number of Function Calls8 8 0 0.0%
Incl. Wall Time (microsec)531 532 1 0.2%
Incl. Wall Time (microsec) per call 66 67 0 0.2%
Excl. Wall Time (microsec)41 39 -2 -4.9%
Incl. CPU (microsecs)0 0 0 N/A%
Incl. CPU (microsecs) per call 0 0 0 N/A%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)203,008 203,000 -8 -0.0%
Incl. MemUse (bytes) per call 25,376 25,375 -1 -0.0%
Excl. MemUse (bytes)6,920 6,920 0 0.0%
Incl. PeakMemUse (bytes)197,960 197,904 -56 -0.0%
Incl. PeakMemUse (bytes) per call 24,745 24,738 -7 -0.0%
Excl. PeakMemUse (bytes)6,096 6,096 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. CPU Diff
(microsec)		ICpu
Diff%		Incl.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
Drupal\Core\Database\Connection::select0 N/A% 1 0.2% 0 0.0% -8 -0.1% -56 -0.5%
Exclusive Metrics Diff for Current Function-2 -200.0% 0 N/A% 0 0.0% 0 0.0%
Parent functions
Drupal\Core\Database\Query\Select::countQuery0 N/A% 1 100.0% 0 N/A% 0 0.0% 0 0.0%
Drupal\views\Plugin\views\query\Sql::query0 N/A% -1 -100.0% 0 N/A% 0 0.0% -48 -85.7%
Drupal\user\UserData::get0 N/A% 1 100.0% 0 N/A% -8 -100.0% -8 -14.3%
db_select0 N/A% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Connection::getDriverClass0 N/A% 2 200.0% 0 N/A% -8 -100.0% -8 -14.3%
Drupal\Core\Database\Query\Select::__construct0 N/A% 1 100.0% 0 N/A% 0 0.0% -48 -85.7%