Diff Report
Run #52f5c0b2e882a: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52f5c11235c73: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #52f5c0b2e882aRun #52f5c11235c73DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,364 1,300 -64 -4.7%
Incl. Wall Time (microsec) per call 1,364 1,300 -64 -4.7%
Excl. Wall Time (microsec)10 10 0 0.0%
Incl. CPU (microsecs)1,361 1,301 -60 -4.4%
Incl. CPU (microsecs) per call 1,361 1,301 -60 -4.4%
Excl. CPU (microsec)10 6 -4 -40.0%
Incl. MemUse (bytes)325,352 325,312 -40 -0.0%
Incl. MemUse (bytes) per call 325,352 325,312 -40 -0.0%
Excl. MemUse (bytes)2,616 2,616 0 0.0%
Incl. PeakMemUse (bytes)311,016 311,032 16 0.0%
Incl. PeakMemUse (bytes) per call 311,016 311,032 16 0.0%
Excl. PeakMemUse (bytes)2,536 2,536 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% -64 -15.4% -60 -25.3% -40 -0.1% 16 0.0%
Exclusive Metrics Diff for Current Function0 0.0% -4 -6.7% 0 0.0% 0 0.0%
Parent function
db_select0 N/A% -64 -100.0% -60 -100.0% -40 -100.0% 16 100.0%
Child functions
Drupal\Core\Database\Connection::getDriverClass0 N/A% -48 -75.0% -42 -70.0% -32 -80.0% 24 150.0%
Drupal\Core\Database\Query\Select::__construct0 N/A% -16 -25.0% -14 -23.3% -8 -20.0% -8 -50.0%