Diff Report
Run #538ce46e85e63: XHProf Run (Namespace=drupal-perf-steinmb)
vs.
Run #538ce4363dd76: XHProf Run (Namespace=drupal-perf-steinmb)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #538ce46e85e63Run #538ce4363dd76DiffDiff%
Number of Function Calls4 4 0 0.0%
Incl. Wall Time (microsec)734 760 26 3.5%
Incl. Wall Time (microsec) per call 184 190 7 3.5%
Excl. Wall Time (microsec)37 38 1 2.7%
Incl. CPU (microsecs)736 766 30 4.1%
Incl. CPU (microsecs) per call 184 192 8 4.1%
Excl. CPU (microsec)32 35 3 9.4%
Incl. MemUse (bytes)154,392 154,392 0 0.0%
Incl. MemUse (bytes) per call 38,598 38,598 0 0.0%
Excl. MemUse (bytes)4,456 4,456 0 0.0%
Incl. PeakMemUse (bytes)148,480 148,480 0 0.0%
Incl. PeakMemUse (bytes) per call 37,120 37,120 0 0.0%
Excl. PeakMemUse (bytes)3,608 3,608 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% 26 13.6% 30 10.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function1 3.8% 3 10.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Entity\Query\Sql\Query::prepare0 N/A% 27 103.8% 30 100.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::countQuery0 N/A% -1 -3.8% 0 0.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::getDriverClass0 N/A% 30 115.4% 31 103.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::__construct0 N/A% -5 -19.2% -4 -13.3% 0 N/A% 0 N/A%