Diff Report
Run #519c0ad3d3949: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c0a514701f: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #519c0ad3d3949Run #519c0a514701fDiffDiff%
Number of Function Calls7 7 0 0.0%
Incl. Wall Time (microsec)2,400 2,675 275 11.5%
Incl. Wall Time (microsec) per call 343 382 39 11.5%
Excl. Wall Time (microsec)122 132 10 8.2%
Incl. CPU (microsecs)2,410 2,687 277 11.5%
Incl. CPU (microsecs) per call 344 384 40 11.5%
Excl. CPU (microsec)115 122 7 6.1%
Incl. MemUse (bytes)142,692 142,692 0 0.0%
Incl. MemUse (bytes) per call 20,385 20,385 0 0.0%
Excl. MemUse (bytes)12,172 12,172 0 0.0%
Incl. PeakMemUse (bytes)135,892 135,948 56 0.0%
Incl. PeakMemUse (bytes) per call 19,413 19,421 8 0.0%
Excl. PeakMemUse (bytes)8,856 8,856 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% 275 14.9% 277 7.9% 0 0.0% 56 0.0%
Exclusive Metrics Diff for Current Function10 3.6% 7 2.5% 0 N/A% 0 0.0%
Parent functions
Drupal\user\UserData::get0 N/A% 279 101.5% 280 101.1% 0 N/A% 0 0.0%
db_select0 N/A% -3 -1.1% -3 -1.1% 0 N/A% 56 100.0%
Drupal\Core\Database\Query\Select::countQuery0 N/A% -1 -0.4% -1 -0.4% 0 N/A% 0 0.0%
Drupal\views\Plugin\views\query\Sql::query0 N/A% 0 0.0% 1 0.4% 0 N/A% 0 0.0%
Child functions
Drupal\Core\Database\Connection::getDriverClass0 N/A% 151 54.9% 154 55.6% 0 N/A% 0 0.0%
Drupal\Core\Database\Query\Select::__construct0 N/A% 114 41.5% 116 41.9% 0 N/A% 56 100.0%