Diff Report
Run #51a9457328375: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51a944519b58c: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #51a9457328375Run #51a944519b58cDiffDiff%
Number of Function Calls10 10 0 0.0%
Incl. Wall Time (microsec)3,013 2,923 -90 -3.0%
Incl. Wall Time (microsec) per call 301 292 -9 -3.0%
Excl. Wall Time (microsec)107 109 2 1.9%
Incl. CPU (microsecs)3,027 2,935 -92 -3.0%
Incl. CPU (microsecs) per call 303 294 -9 -3.0%
Excl. CPU (microsec)94 97 3 3.2%
Incl. MemUse (bytes)420,048 420,048 0 0.0%
Incl. MemUse (bytes) per call 42,005 42,005 0 0.0%
Excl. MemUse (bytes)7,520 7,520 0 0.0%
Incl. PeakMemUse (bytes)401,736 401,736 0 0.0%
Incl. PeakMemUse (bytes) per call 40,174 40,174 0 0.0%
Excl. PeakMemUse (bytes)3,648 3,648 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% -90 -10.5% -92 -10.5% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function2 2.2% 3 3.3% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Entity\DatabaseStorageControllerNG::buildQuery0 N/A% -84 -93.3% -85 -92.4% 0 N/A% 0 N/A%
db_select0 N/A% -11 -12.2% -12 -13.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\DatabaseStorageController::buildQuery0 N/A% 4 4.4% 4 4.3% 0 N/A% 0 N/A%
Drupal\Core\Entity\DatabaseStorageControllerNG::attachPropertyData0 N/A% 1 1.1% 1 1.1% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::getDriverClass0 N/A% -84 -93.3% -85 -92.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::__construct0 N/A% -8 -8.9% -10 -10.9% 0 N/A% 0 N/A%