Diff Report
Run #52f5cb0964fa0: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52f5cb9d4924f: 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 #52f5cb9d4924fDiffDiff%
Number of Function Calls4 4 0 0.0%
Incl. Wall Time (microsec)1,441 1,432 -9 -0.6%
Incl. Wall Time (microsec) per call 360 358 -2 -0.6%
Excl. Wall Time (microsec)32 33 1 3.1%
Incl. CPU (microsecs)1,448 1,436 -12 -0.8%
Incl. CPU (microsecs) per call 362 359 -3 -0.8%
Excl. CPU (microsec)29 30 1 3.4%
Incl. MemUse (bytes)343,768 343,768 0 0.0%
Incl. MemUse (bytes) per call 85,942 85,942 0 0.0%
Excl. MemUse (bytes)5,112 5,112 0 0.0%
Incl. PeakMemUse (bytes)338,752 338,752 0 0.0%
Incl. PeakMemUse (bytes) per call 84,688 84,688 0 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% -9 -1.7% -12 -2.8% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function1 11.1% 1 8.3% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Entity\FieldableDatabaseStorageController::buildQuery0 N/A% -7 -77.8% -9 -75.0% 0 N/A% 0 N/A%
db_select0 N/A% -2 -22.2% -4 -33.3% 0 N/A% 0 N/A%
Drupal\Core\Entity\FieldableDatabaseStorageController::attachPropertyData0 N/A% 0 0.0% 1 8.3% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::getDriverClass0 N/A% -7 -77.8% -7 -58.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::__construct0 N/A% -3 -33.3% -6 -50.0% 0 N/A% 0 N/A%