Diff Report
Run #517c1836bbd84: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517c1770a3264: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #517c1836bbd84Run #517c1770a3264DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)970 1,030 60 6.2%
Incl. Wall Time (microsec) per call 323 343 20 6.2%
Excl. Wall Time (microsec)41 35 -6 -14.6%
Incl. CPU (microsecs)975 1,032 57 5.8%
Incl. CPU (microsecs) per call 325 344 19 5.8%
Excl. CPU (microsec)36 29 -7 -19.4%
Incl. MemUse (bytes)188,280 188,240 -40 -0.0%
Incl. MemUse (bytes) per call 62,760 62,747 -13 -0.0%
Excl. MemUse (bytes)3,144 3,144 0 0.0%
Incl. PeakMemUse (bytes)183,904 184,704 800 0.4%
Incl. PeakMemUse (bytes) per call 61,301 61,568 267 0.4%
Excl. PeakMemUse (bytes)2,800 3,016 216 7.7%

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% 60 3.8% 57 3.7% -40 -0.7% 800 13.2%
Exclusive Metrics Diff for Current Function-6 -10.0% -7 -12.3% 0 0.0% 216 27.0%
Parent function
db_select0 N/A% 60 100.0% 57 100.0% -40 -100.0% 800 100.0%
Child functions
Drupal\Core\Database\Connection::getDriverClass0 N/A% 69 115.0% 70 122.8% -24 -60.0% -24 -3.0%
Drupal\Core\Database\Query\Select::__construct0 N/A% -3 -5.0% -6 -10.5% -16 -40.0% 608 76.0%