Diff Report
Run #517d750163e11: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517d7587ada9c: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #517d750163e11Run #517d7587ada9cDiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)971 977 6 0.6%
Incl. Wall Time (microsec) per call 324 326 2 0.6%
Excl. Wall Time (microsec)34 30 -4 -11.8%
Incl. CPU (microsecs)975 982 7 0.7%
Incl. CPU (microsecs) per call 325 327 2 0.7%
Excl. CPU (microsec)27 26 -1 -3.7%
Incl. MemUse (bytes)188,240 188,288 48 0.0%
Incl. MemUse (bytes) per call 62,747 62,763 16 0.0%
Excl. MemUse (bytes)3,144 3,144 0 0.0%
Incl. PeakMemUse (bytes)185,512 184,272 -1,240 -0.7%
Incl. PeakMemUse (bytes) per call 61,837 61,424 -413 -0.7%
Excl. PeakMemUse (bytes)3,016 2,800 -216 -7.2%

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% 6 0.1% 7 0.1% 48 0.4% -1,240 -11.2%
Exclusive Metrics Diff for Current Function-4 -66.7% -1 -14.3% 0 0.0% -216 -17.4%
Parent function
db_select0 N/A% 6 100.0% 7 100.0% 48 100.0% -1,240 -100.0%
Child functions
Drupal\Core\Database\Query\Select::__construct0 N/A% -1 -16.7% 1 14.3% 24 50.0% -832 -67.1%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 11 183.3% 7 100.0% 24 50.0% -192 -15.5%