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

Drupal\Core\Database\Connection::selectRun #519c1639640b3Run #519c153c76aa0DiffDiff%
Number of Function Calls11 11 0 0.0%
Incl. Wall Time (microsec)3,620 3,511 -109 -3.0%
Incl. Wall Time (microsec) per call 329 319 -10 -3.0%
Excl. Wall Time (microsec)115 113 -2 -1.7%
Incl. CPU (microsecs)3,633 3,522 -111 -3.1%
Incl. CPU (microsecs) per call 330 320 -10 -3.1%
Excl. CPU (microsec)104 101 -3 -2.9%
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 Function-2 -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%