Diff Report
Run #52f5cb0964fa0: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52f5cbc19a0d8: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #52f5cb0964fa0Run #52f5cbc19a0d8DiffDiff%
Number of Function Calls4 4 0 0.0%
Incl. Wall Time (microsec)1,441 1,421 -20 -1.4%
Incl. Wall Time (microsec) per call 360 355 -5 -1.4%
Excl. Wall Time (microsec)32 32 0 0.0%
Incl. CPU (microsecs)1,448 1,425 -23 -1.6%
Incl. CPU (microsecs) per call 362 356 -6 -1.6%
Excl. CPU (microsec)29 28 -1 -3.4%
Incl. MemUse (bytes)343,768 343,776 8 0.0%
Incl. MemUse (bytes) per call 85,942 85,944 2 0.0%
Excl. MemUse (bytes)5,112 5,112 0 0.0%
Incl. PeakMemUse (bytes)338,752 338,760 8 0.0%
Incl. PeakMemUse (bytes) per call 84,688 84,690 2 0.0%
Excl. PeakMemUse (bytes)3,216 3,216 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% -20 -21.5% -23 -11.8% 8 0.0% 8 0.0%
Exclusive Metrics Diff for Current Function0 0.0% -1 -4.3% 0 0.0% 0 0.0%
Parent functions
Drupal\Core\Entity\FieldableDatabaseStorageController::buildQuery0 N/A% -17 -85.0% -19 -82.6% 8 100.0% 8 100.0%
db_select0 N/A% -3 -15.0% -4 -17.4% 0 0.0% 0 0.0%
Drupal\Core\Entity\FieldableDatabaseStorageController::attachPropertyData0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Connection::getDriverClass0 N/A% -12 -60.0% -10 -43.5% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::__construct0 N/A% -8 -40.0% -12 -52.2% 8 100.0% 8 100.0%