Diff Report
Run #519c153c76aa0: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c1639640b3: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #519c153c76aa0Run #519c1639640b3DiffDiff%
Number of Function Calls11 11 0 0.0%
Incl. Wall Time (microsec)3,511 3,620 109 3.1%
Incl. Wall Time (microsec) per call 319 329 10 3.1%
Excl. Wall Time (microsec)113 115 2 1.8%
Incl. CPU (microsecs)3,522 3,633 111 3.2%
Incl. CPU (microsecs) per call 320 330 10 3.2%
Excl. CPU (microsec)101 104 3 3.0%
Incl. MemUse (bytes)663,712 663,712 0 0.0%
Incl. MemUse (bytes) per call 60,337 60,337 0 0.0%
Excl. MemUse (bytes)31,016 31,016 0 0.0%
Incl. PeakMemUse (bytes)639,392 639,392 0 0.0%
Incl. PeakMemUse (bytes) per call 58,127 58,127 0 0.0%
Excl. PeakMemUse (bytes)12,016 12,016 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% 109 57.1% 111 87.4% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function2 1.8% 3 2.7% 0 N/A% 0 N/A%
Parent functions
Drupal\views\Plugin\views\query\Sql::query0 N/A% 71 65.1% 72 64.9% 0 N/A% 0 N/A%
db_select0 N/A% 36 33.0% 36 32.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::countQuery0 N/A% 2 1.8% 3 2.7% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::getDriverClass0 N/A% 66 60.6% 68 61.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::__construct0 N/A% 41 37.6% 40 36.0% 0 N/A% 0 N/A%