Diff Report
Run #519ff693b4ca2: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519ff79b9e81a: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #519ff693b4ca2Run #519ff79b9e81aDiffDiff%
Number of Function Calls9 9 0 0.0%
Incl. Wall Time (microsec)2,253 2,244 -9 -0.4%
Incl. Wall Time (microsec) per call 250 249 -1 -0.4%
Excl. Wall Time (microsec)106 104 -2 -1.9%
Incl. CPU (microsecs)2,268 2,254 -14 -0.6%
Incl. CPU (microsecs) per call 252 250 -2 -0.6%
Excl. CPU (microsec)101 92 -9 -8.9%
Incl. MemUse (bytes)204,816 204,816 0 0.0%
Incl. MemUse (bytes) per call 22,757 22,757 0 0.0%
Excl. MemUse (bytes)5,536 5,536 0 0.0%
Incl. PeakMemUse (bytes)195,392 195,392 0 0.0%
Incl. PeakMemUse (bytes) per call 21,710 21,710 0 0.0%
Excl. PeakMemUse (bytes)4,592 4,592 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% -9 -1.6% -14 -2.2% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-2 -22.2% -9 -64.3% 0 N/A% 0 N/A%
Parent functions
db_select0 N/A% -12 -133.3% -17 -121.4% 0 N/A% 0 N/A%
Drupal\user\UserData::get0 N/A% 3 33.3% 3 21.4% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::getDriverClass0 N/A% -21 -233.3% -20 -142.9% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::__construct0 N/A% 14 155.6% 15 107.1% 0 N/A% 0 N/A%